| 800 Men Overall 2012 to 2:04.0 | Head to Head Top 10 |
| Please refer to the UKA selection policy for full information on Olympic standards. In order for the mark to be a "Current A Standard", it must have been set from 1st April 2012. |
| Rank | Perf | | | PB | | Name | | Year | Coach | Club | Venue | Date | |
| 1 | 1:43.77 | | | 1:43.77 | PB | Andrew Osagie | | 2 | Craig Winrow | Harlow AC | Olympic Park | 9 Aug 12 |  |
| 2 | 1:44.86 | | | 1:43.89 | | Michael Rimmer | | 4 | Norman Poole | Liverpool Pembroke Sefton | Doha, QAT | 11 May 12 | |
| 3 | 1:44.98 | | | 1:44.98 | PB | Gareth Warburton | | 7 | Darrell Maynard | Cardiff | Oslo, NOR | 7 Jun 12 | |
| UKA OLYMPIC STANDARD: 1:45.60 |
| 4 | 1:46.10 | | | 1:45.67 | | Mukhtar Mohammed | U23 | -1 | Mustafa Mohamed | Sheffield RC | Stockholm, SWE | 17 Aug 12 | |
| UKA OLYMPIC B STANDARD: 1:46.30 |
| 5 | 1:46.33 | i | | 1:46.20 | | Joe Thomas | | 2 | Arwyn Davies | Cardiff | Stockholm, SWE | 23 Feb 12 | |
| 1:51.39 | | | | | | | | | | Ostrava, CZE | 25 May 12 | |
| 6 | 1:47.08 | | | 1:47.02 | | Niall Brooks | U23 | -2 | Norman Poole | Sale Harriers Manchester | Stretford | 21 Aug 12 | |
| 7 | 1:47.14 | | | 1:44.73 | | Guy Learmonth | U23 | -3 | George Gandy | Lasswade | Oslo, NOR | 7 Jun 12 | |
| 8 | 1:47.33 | | | 1:45.53 | | Charlie Da'Vall Grice | U20 | -4 | Jon Bigg | Brighton Phoenix | Solihull | 21 Jul 12 | |
 UK 10 TARGET: 1:47.50 |
| 9 | 1:47.67 | | | 1:47.02 | | Ed Aston | | 2 | | Cambridge & Coleridge | Oordegem, BEL | 26 May 12 | |
| 10 | 1:47.80 | | | 1:46.32 | | Andy Baddeley | | 8 | Andrew Hobdell | Harrow | Gothenburg, SWE | 14 Jun 12 | |
| 11 | 1:48.07 | | | 1:47.43 | | Ed Jackson | | 8 | Neville Taylor | Highgate | Oordegem, BEL | 26 May 12 | |
| 12 | 1:48.09 | | | 1:46.88 | | Chris Gowell | | 5 | | Swansea | Nashville TN, USA | 2 Jun 12 | |
| 13 | 1:48.15 | | | 1:46.70 | | James Shane | | 1 | Martin Brown | Newham & Essex Beagles | Loughborough | 20 May 12 | |
| 14 | 1:48.19 | | | 1:47.57 | | Ben Waterman | U20 | -4 | Steve Mann | Ealing Southall & Middx | Oordegem, BEL | 2 Jun 12 | |
| 15 | 1:48.22 | | | 1:45.81 | | Anthony Whiteman | V40 | 19 | | Shaftesbury Barnet | Indianapolis IN, USA | 6 Jun 12 | |
| 16 | 1:48.24 | | | 1:47.76 | | Sean Molloy | U17 | -6 | Mark Hookway | Tonbridge | Watford | 9 Jun 12 | |
| 17 | 1:48.32 | | | 1:48.32 | PB | David Proctor | | 5 | Norman Poole | Sale Harriers Manchester | Solihull | 21 Jul 12 | |
| 18 | 1:48.51 | | | 1:46.64 | | Tim Bayley | | 9 | Chris Puppione | Brighton Phoenix | Walnut CA, USA | 21 Apr 12 | |
| 19 | 1:48.59 | | | 1:48.59 | PB | Andrew Richardson | U23 | -1 | John Stephenson | Tynedale | Watford | 9 Jun 12 | |
| 20 | 1:48.64 | | | 1:48.64 | PB | Kris Gauson | | 2 | Matt Roe | Belgrave | Indianapolis IN, USA | 9 Jun 12 | |
| 21 | 1:48.90 | | | 1:48.65 | | Jonathan Cook | | 3 | Richard Wheater | Woodford Green Essex Ladies | Copenhagen, DEN | 21 Aug 12 | |
| 22 | 1:48.97 | | | 1:48.82 | | Jordan Bransberg | U20 | -6 | Andrew Medley | Skyrac | Stretford | 7 Jul 12 | |
| 23 | 1:49.12 | | | 1:48.14 | | Oliver Aitchison | U23 | -3 | | Aldershot, Farnham & District | Solihull | 21 Jul 12 | |
| 24 | 1:49.14 | | | 1:47.70 | | Elliot Slade | U20 | -5 | Arwyn Davies | Cardiff | Solihull | 21 Jul 12 | |
| 25 | 1:49.15 | | | 1:46.78 | | Zak Curran | U20 | -4 | Conrad Milton | Windsor Slough Eton & Hounslow | Solihull | 21 Jul 12 | |
| 26 | 1:49.16 | | | 1:48.19 | | Paul Goodall | | 4 | Alasdair Donaldson | City of Norwich | Stretford | 21 Aug 12 | |
| 27 | 1:49.17 | | | 1:49.17 | PB | Jermaine Mays | | 8 | | Kent | Watford | 16 May 12 | |
| 28 | 1:49.30 | | | 1:45.67 | | Sam Ellis | | 8 | | City of Sheffield | Oordegem, BEL | 2 Jun 12 | |
| 29 | 1:49.35 | | | 1:47.28 | | Richard Charles | U20 | -5 | Noel Stoddart | Shaftesbury Barnet | Eltham | 15 Aug 12 | |
| 30 | 1:49.42 | | | 1:49.41 | | Harry Doran | U23 | -1 | Raymond Twentyman | Liverpool Pembroke Sefton | Stretford | 7 Aug 12 | |
| 31 | 1:49.46 | | | 1:47.34 | | Chris O'Hare | U23 | -1 | Steve Gulley | Edinburgh AC | New Orleans LA, USA | 13 May 12 | |
| 32 | 1:49.56 | | | 1:49.33 | | David Horniman | U23 | -2 | Blake Ellis | Trafford | Stretford | 21 Aug 12 | |
| 33 | 1:49.60 | | | 1:45.74 | | Darren St. Clair | | 5 | Wynn Gmitroski | Enfield & Haringey | Tempe AZ, USA | 7 Apr 12 | |
| 33 | 1:49.60 | | | 1:48.37 | | Joe Durrant | | 2 | | Cambridge H | Stretford | 29 May 12 | |
| 35 | 1:49.61 | | | 1:49.61 | PB | Robbie Farnham-Rose | U20 | -5 | Mark Hookway | Tonbridge | Eltham | 23 May 12 | |
| 36 | 1:49.65 | | | 1:48.97 | | Matt McLaughlin | U20 | -5 | Ayo Falola | Woodford Green Essex Ladies | Bedford | 25 Aug 12 | |
| 37 | 1:49.80 | | | 1:48.44 | | Chris Warburton | | 7 | Norman Poole | Notts | Stretford | 12 Jun 12 | |
| 38 | 1:49.89 | | | 1:48.62i | | Cole Williams | U20 | -4 | | | Los Angeles CA, USA | 5 May 12 | |
| 39 | 1:49.96 | | | 1:49.96 | PB | James Tartt | | 6 | | Southport Waterloo | Stretford | 21 Aug 12 | |
| 40 | 1:49.97 | | | 1:49.97 | PB | Jonathan Hay | U23 | -3 | | Aldershot, Farnham & District | Stretford | 4 Sep 12 | |
| 41 | 1:50.02 | | | 1:48.6 | | Ben Wallis | U23 | -1 | Craig Winrow | Guildford & Godalming | Watford | 16 May 12 | |
| 42 | 1:50.08 | | | 1:48.20 | | Chris Smith | | 1 | | Wirral | Houston TX, USA | 21 Apr 12 | |
| 43 | 1:50.17 | | | 1:48.42 | | Mark Mitchell | | 2 | | Forres | Stretford | 10 Jul 12 | |
| 44 | 1:50.18 | | | 1:47.26 | | James Brewer | | 2 | Craig Winrow | Cheltenham | Celle Ligure, ITA | 12 Jul 12 | |
| 45 | 1:50.19 | | | 1:48.12 | | Matthew Fayers | U20 | -5 | Stevan Dokic | Hillingdon | Eltham | 15 Aug 12 | |
| 46 | 1:50.23 | | | 1:50.23 | PB | Andrew Woods | U23 | -2 | Keith Brackstone | Bristol & West | Cardiff | 18 Jul 12 | |
| 47 | 1:50.24 | | | 1:50.22 | | David Bishop | | 3 | James Thie | Bristol & West | Cardiff | 18 Jul 12 | |
| 48 | 1:50.29 | | | 1:50.25 | | Tom Curr | U23 | -3 | Christopher Frapwell | Stroud | Indianapolis IN, USA | 28 Apr 12 | |
| 49 | 1:50.30 | | | 1:49.09 | | Jack Hallas | U23 | -2 | Aaron Thomas | Wakefield | Loughborough | 20 May 12 | |
| 50 | 1:50.31 | i | | 1:48.73 | | Stuart Ross | U23 | -3 | William Parker | Glasgow City | Boston MA, USA | 11 Feb 12 | |
| 1:51.11 | | | | | | | | | | Fairfax VA, USA | 14 Apr 12 | |
| 50 | 1:50.31 | | | 1:49.67 | | Jordan Donnelly | | 3 | | Wirral | Munich, GER | 26 May 12 | |
| 52 | 1:50.32 | | | 1:49.98 | | Daniel Stepney | | 2 | Jon Bigg | Brighton Phoenix | Stretford | 7 Jul 12 | |
| 53 | 1:50.38 | | | 1:49.80 | | Michael Wilsmore | | 5 | Graeme Riley | Bristol & West | Stretford | 7 Jul 12 | |
| 54 | 1:50.39 | | | 1:50.39 | PB | Sam Dykes | U20 | -4 | Philip Hicken | Warrington AC | Stretford | 1 May 12 | |
| 55 | 1:50.42 | | | 1:47.99 | | Henry Tufnell | U23 | -3 | Tim Springfield | Radley | Boston MA, USA | 12 May 12 | |
| 56 | 1:50.44 | | | 1:49.35 | | Oliver Heeks | | 1 | Craig Winrow | Woodford Green Essex Ladies | Watford | 16 May 12 | |
| 56 | 1:50.44 | | | 1:50.44 | PB | Conor Bradley | | 3 | Malcolm McCausland | City of Derry | Greystones, IRL | 26 May 12 | |
| 58 | 1:50.47 | | | 1:48.95 | | Kieran Flannery | | 3 | Alasdair Donaldson | Gateshead | Donnas, ITA | 14 Jul 12 | |
| 59 | 1:50.51 | | | 1:49.71 | | Frank Baddick | | 5 | George Gandy | Newham & Essex Beagles | Loughborough | 30 May 12 | |
| 60 | 1:50.54 | | | 1:48.06 | | Rick Ward | | 1 | Tim Ash | City of Norwich | Olympic Park | 6 May 12 | |
| 61 | 1:50.67 | | | 1:50.67 | PB | Richard Weir | | 6 | David Sunderland | Derby | Stretford | 21 Aug 12 | |
| 62 | 1:50.68 | | | 1:49.56 | | Zac Randall | U23 | -3 | | Wycombe | Stretford | 7 Jul 12 | |
| 63 | 1:50.71 | | | 1:50.71 | PB | Mitch Goose | | 1 | Tim Ash | City of Norwich | Lawrenceville NY, USA | 6 May 12 | |
| 64 | 1:50.74 | | | 1:49.31 | | Thomas Atkinson | U23 | -3 | Norman Poole | Sale Harriers Manchester | Sportcity | 19 May 12 | |
| 64 | 1:50.74 | | | 1:47.29 | | Rory Graham-Watson | U23 | -1 | Rodger Hughes | Windsor Slough Eton & Hounslow | Stretford | 7 Jul 12 | |
| 66 | 1:50.76 | | | 1:50.60 | | Simon Horsfield | U23 | -1 | Norman Poole | Sale Harriers Manchester | Stretford | 12 Jun 12 | |
| 67 | 1:50.80 | | | 1:49.14 | | Drew Graham | | 6 | Damon Martin | Gosforth | Walnut CA, USA | 20 Apr 12 | |
| 68 | 1:50.8 | | | 1:47.79 | | John Bird | U23 | -3 | David Saker | Ipswich | Loughborough | 20 May 12 | |
| 69 | 1:50.88 | | | 1:47.75 | | Joseph Maynard | | 5 | Darrell Maynard | Cardiff | Lee Valley | 27 May 12 | |
| 70 | 1:51.00 | | | 1:50.06 | | Michael Salter | U23 | -1 | Philip Townsend | Leeds City | Stretford | 26 Jun 12 | |
| 71 | 1:51.02 | | | 1:48.25 | | Nick McCormick | | 9 | Lindsay Dunn | Morpeth | Ballarat, AUS | 28 Jan 12 | |
| 72 | 1:51.09 | | | 1:47.88 | | Ben Scarlett | | 4 | Norman Poole | Swindon | Solihull | 21 Jul 12 | |
| 73 | 1:51.13 | | | 1:48.16 | | Robert Needham | U20 | -5 | Trevor Muxlow | Charnwood | Watford | 9 Jun 12 | |
| 74 | 1:51.20 | i | | 1:51.20i | PB | Nathan Woodward | | 1 | Nick Dakin | Tamworth | Birmingham | 19 Feb 12 | |
| UK 100 TARGET: 1:51.20 |
| 75 | 1:51.21 | | | 1:49.92 | | Kevin Bell | | 1 | John Clementson | Border | Stretford | 29 May 12 | |
| 76 | 1:51.29 | | | 1:51.29 | PB | Greg Urwin | U23 | -3 | Doug Maxwell | Gateshead | Lee Valley | 27 May 12 | |
| 76 | 1:51.29 | | | 1:49.18 | | Ben Coldray | U23 | -2 | Craig Winrow | Stroud | Solihull | 21 Jul 12 | |
| 78 | 1:51.31 | | | 1:49.65 | | Richard Peters | U23 | -1 | Mike Down | Bristol & West | Providence RI, USA | 29 Apr 12 | |
| 78 | 1:51.31 | | | 1:44.49 | | Kyle Langford | U17 | -7 | George Harrison | Shaftesbury Barnet | Watford | 9 Jun 12 | |
| 80 | 1:51.38 | i | | 1:48.36 | | Mark Berridge | | 6 | Martin Tarsey | Basingstoke & Mid Hants | Sheffield | 11 Feb 12 | |
| 1:51.47 | | | | | | | | | | Basingstoke | 18 Jul 12 | |
| 81 | 1:51.41 | | | 1:50.00 | | Tom Marley | | 3 | Darrell Maynard | Cardiff | Solihull | 21 Jul 12 | |
| 81 | 1:51.41 | | | 1:50.48 | | Tim Egerton | | 6 | | Trafford | Stretford | 21 Aug 12 | |
| 83 | 1:51.42 | | | 1:48.11 | | Harry Fisher | U23 | -2 | Todd Bennett | Southampton | Watford | 13 Jun 12 | |
| 84 | 1:51.43 | | | 1:50.31 | | Alex Tovey | | 1 | Conrad Milton | Windsor Slough Eton & Hounslow | Watford | 13 Jun 12 | |
| 84 | 1:51.43 | | | 1:49.36 | | Warren Frey | | 7 | | Birchfield H | Stretford | 7 Aug 12 | |
| 86 | 1:51.50 | | | 1:51.21 | | Andrew Heyes | U23 | -1 | Keith Whitelam | Hallamshire | Fayetteville AR, USA | 31 Mar 12 | |
| 86 | 1:51.50 | | | 1:51.50 | PB | Tom Graves | U20 | -4 | Keith Holt | Birchfield H | Stretford | 29 May 12 | |
| 86 | 1:51.50 | | | 1:51.09 | | Stephen Bennett | U23 | -1 | Vince Wilson | Preston | Stretford | 24 Jul 12 | |
| 89 | 1:51.53 | | | 1:49.18 | | Aaron Bennett | U23 | -3 | Todd Bennett | Southampton | Watford | 9 Jun 12 | |
| 90 | 1:51.57 | | | 1:51.57 | PB | Josh Oguntayo | U23 | -3 | Vicente Modahl | Sale Harriers Manchester | Stretford | 10 Jul 12 | |
| 90 | 1:51.57 | | | 1:49.90 | | Jack Walker | U20 | -4 | Gordon Lockie | Giffnock North | Stretford | 7 Aug 12 | |
| 92 | 1:51.6 | | | 1:49.2 | | Cameron Boyek | U20 | -4 | David Lowes | Shildon | Jarrow | 23 May 12 | |
| 92 | 1:51.6 | | | 1:43.65 | | Jake Wightman | U20 | -5 | Geoff Wightman | Edinburgh AC | Solihull | 21 Jul 12 | |
| 94 | 1:51.61 | | | 1:51.61 | PB | Mathew Jackson | U23 | -2 | Philip Hicken | Liverpool H | Stretford | 26 Jun 12 | |
| 95 | 1:51.68 | i | | 1:50.29 | | Andrew de-Camps | | 3 | Paul de-Camps | Gloucester | Birmingham | 5 Feb 12 | |
| 96 | 1:51.69 | | | 1:50.68 | | Dudley Mason | U20 | -5 | | Southampton | Eltham | 15 Aug 12 | |
| 97 | 1:51.73 | | | 1:50.43 | | Joseph Lancaster | U17 | -7 | | City of Sheffield | Stretford | 21 Aug 12 | |
| 98 | 1:51.78 | i | | 1:50.17 | | Richard Davenport | | 5 | Nick Dakin | Newham & Essex Beagles | Birmingham | 8 Feb 12 | |
| 98 | 1:51.78 | | | 1:51.0 | | Gary Bradbury | | 1 | George Gandy | Woking | Athens GA, USA | 14 Apr 12 | |
| 100 | 1:51.80 | | | 1:47.77 | | Graeme Oudney | | 5 | | Harrow | Stretford | 21 Aug 12 | |
| 101 | 1:51.81 | | | 1:50.70 | | Luke Minns | | 1 | Stan Taylor | Blackpool, Wyre & Fylde | Stretford | 7 Jul 12 | |
| 102 | 1:51.82 | | | 1:48.33 | | Stephen Davies | | 6 | Chris Moss | Belgrave | Eton | 18 Aug 12 | |
| 103 | 1:51.84 | i | | 1:50.47 | | Tim Burt | | 1 | Craig Winrow | Ashford AC | Lee Valley | 29 Jan 12 | |
| 103 | 1:51.84 | | | 1:51.84 | PB | Pajo Hamilton | | 6 | Malcolm McCausland | City of Derry | Dublin (S), IRL | 25 Jul 12 | |
| 105 | 1:51.9 | | | 1:48.10 | | Dale King-Clutterbuck | U23 | -3 | Rob Denmark | Basildon | Eltham | 18 Jul 12 | |
| 106 | 1:51.92 | | | 1:51.11 | | Luke Betts | U20 | -4 | Paul Roden | Chorley AC (defunct) | Stretford | 26 Jun 12 | |
| 106 | 1:51.92 | | | 1:51.92 | PB | Chad Lambert | U23 | -2 | Barry Hearn | Marshall Milton Keynes | Stretford | 7 Jul 12 | |
| 108 | 1:51.95 | | | 1:51.79 | | Elliott Dorey | U20 | -5 | | Jersey | Basingstoke | 18 Jul 12 | |
| 109 | 1:51.99 | | | 1:49.09 | | Ricky Stevenson | | 2 | Stephen Shaw | New Marske | Stretford | 12 Jun 12 | |
| 110 | 1:52.00 | | | 1:52.00 | PB | Graham Hogg | | 2 | | Trafford | Stretford | 10 Jul 12 | |
| 110 | 1:52.00 | | | 1:48.68 | | Tom Marshall | | 1 | James Thie | Cardiff | Birmingham Uni | 11 Jul 12 | |
| 110 | 1:52.00 | | | 1:52.00 | PB | Stuart Cameron | U23 | -1 | | Stockport | Stretford | 21 Aug 12 | |
| 113 | 1:52.02 | | | 1:50.37 | | Myles Edwards | | 2 | Mel Edwards | Aberdeen | Watford | 22 Aug 12 | |
| 114 | 1:52.03 | | | 1:51.8 | | Sam Bedford | U20 | -5 | | Wells City | Birmingham Uni | 30 Jun 12 | |
| 114 | 1:52.03 | | | 1:46.96 | | James McMurray | U20 | -6 | Deborah Steer | St. Albans AC | Solihull | 21 Jul 12 | |
| 116 | 1:52.05 | | | 1:51.28 | | Nicholas Lingley | U23 | -3 | Conrad Milton | Windsor Slough Eton & Hounslow | Stretford | 7 Jul 12 | |
| 117 | 1:52.06 | | | 1:50.06 | | Andy Wiles | | 2 | David Lowes | New Marske | Stretford | 7 Jul 12 | |
| 118 | 1:52.15 | | | 1:52.15 | PB | James Lynch | | 2 | | Birchfield H | Stretford | 21 Aug 12 | |
| 119 | 1:52.16 | | | 1:50.26 | | Philip Hurst | U23 | -1 | Martin Crowe | Elswick | Olympic Park | 6 May 12 | |
| 120 | 1:52.2 | | | 1:51.48 | | Tom Phillips | | 2 | Arwyn Davies | Woodford Green Essex Ladies | Solihull | 21 Jul 12 | |
| 121 | 1:52.22 | | | 1:49.50 | | Shaun Wyllie | U20 | -6 | | Bracknell AC | Watford | 22 Aug 12 | |
| 122 | 1:52.23 | | | 1:51.28 | | Marcus Bridger-Wilkinson | U23 | -3 | Karen Yewer | Newbury | Atlanta GA, USA | 12 May 12 | |
| 122 | 1:52.23 | | | 1:49.22 | | Adam Clarke | U23 | -2 | Mick Woods | Aldershot, Farnham & District | Watford | 22 Aug 12 | |
| 124 | 1:52.26 | | | 1:49.20 | | Christopher Harvey | U23 | -1 | | Cannock & Stafford | Stretford | 4 Sep 12 | |
| 125 | 1:52.29 | | | 1:50.55 | | Carl Hill | U23 | -1 | Sean Price | Aberdare Valley | Loughborough | 20 May 12 | |
| 126 | 1:52.35 | | | 1:52.35 | PB | Adam Smith | U23 | -2 | David Leach | Brighton & Hove | Watford | 13 Jun 12 | |
| 127 | 1:52.36 | | | 1:50.25 | | Michael Dyer | | 6 | Francis Marsh | North Down | Stretford | 4 Sep 12 | |
| 128 | 1:52.43 | | | 1:52.14 | | Tom Guy | U20 | -4 | | City of Stoke | Stretford | 4 Sep 12 | |
| 129 | 1:52.50 | | | 1:49.81i | | Toby Ulm | | 1 | Howard Moscrop | Swindon | Charlottesville VA, USA | 24 Mar 12 | |
| 130 | 1:52.5 | | | 1:52.41 | | Carl Bradbury | | 1 | Rob McKim | Reading AC | Newport | 21 Jul 12 | |
| 131 | 1:52.51 | i | | 1:51.49 | | William Gurton | U20 | -5 | Nick Taylor | Vale of Aylesbury | Lee Valley | 29 Jan 12 | |
| 1:53.59 | | | | | | | | | | Gateshead | 7 Jul 12 | |
| 132 | 1:52.52 | | | 1:52.52 | PB | Stephen Mears | | 5 | | Charnwood | Loughborough | 30 May 12 | |
| 132 | 1:52.52 | | | 1:51.65 | | Ben Martin | | 1 | | Trafford | Stretford | 26 Jun 12 | |
| 132 | 1:52.52 | | | 1:48.38 | | Tom Carter | | 8 | George Gandy | Vale Royal | Stretford | 10 Jul 12 | |
| 135 | 1:52.53 | | | 1:52.53 | PB | Christopher Youell | U20 | -5 | Jeremy Freeman | Chelmsford | Sportcity | 19 May 12 | |
| 136 | 1:52.54 | | | 1:51.69 | | Ross Matheson | U23 | -3 | David Campbell | Lasswade | Bedford | 16 Jun 12 | |
| 136 | 1:52.54 | | | 1:50.00 | | Steven Morrow | | 3 | Norman Poole | Liverpool H | Nivelles, BEL | 23 Jun 12 | |
| 138 | 1:52.55 | | | 1:52.55 | PB | Peter Loudon | U20 | -4 | David Campbell | Edinburgh AC | Sportcity | 19 May 12 | |
| 139 | 1:52.59 | iA | | 1:51.94 | | James Senior | U23 | -3 | Tim Ash | City of Norwich | Albuquerque NM, USA | 25 Feb 12 | |
| 1:53.33 | | | | | | | | | | Norwalk CA, USA | 21 Apr 12 | |
| 140 | 1:52.62 | | | 1:52.62 | PB | Andrew Constable | U23 | -3 | Keith Holt | Birchfield H | Birmingham (Un) | 20 Jun 12 | |
| 141 | 1:52.63 | | | 1:51.87 | | Chris Matthews | U23 | -3 | Arthur Almond | Blackburn | Loughborough | 20 May 12 | |
| 141 | 1:52.63 | | | 1:52.63 | PB | Ben Akin | U20 | -4 | Andy Bibby | Preston | Watford | 9 Jun 12 | |
| 143 | 1:52.67 | | | 1:49.06 | | Sam Petty | U23 | -2 | Mark Brace | North Devon | Exeter | 31 Jul 12 | |
| 144 | 1:52.69 | | | 1:49.76 | | Chris Watson | U20 | -5 | | Law | Stretford | 10 Jul 12 | |
| 145 | 1:52.72 | | | 1:50.01 | | Guy Smith | U23 | -1 | | Swansea | Stretford | 7 Jul 12 | |
| 145 | 1:52.72 | | | 1:49.87 | | Tom Syckelmoore | U23 | -3 | Barry Kitcher | Basingstoke & Mid Hants | Bedford | 25 Aug 12 | |
| 147 | 1:52.76 | | | 1:52.18 | | Matthew Shirling | U17 | -6 | Adrian Webb | Liverpool H | Stretford | 26 Jun 12 | |
| 148 | 1:52.77 | | | 1:44.82 | | Neil Gourley | U20 | -6 | Gordon Lockie | Giffnock North | Grangemouth | 9 Jun 12 | |
| 149 | 1:52.81 | | | 1:52.3 | | James Ansell | | 4 | | Exeter | Stretford | 7 Jul 12 | |
| 150 | 1:52.86 | | | 1:52.48 | | David Smale | U23 | -2 | Ron Dawson | Southend | Derby | 28 Jul 12 | |
| 151 | 1:52.92 | | | 1:51.47 | | Kyran Roberts | U17 | -6 | Delyth Brown | Carmarthen | Stretford | 7 Aug 12 | |
| 152 | 1:52.97 | | | 1:52.97 | PB | James Trollope | | 2 | | Birchfield H | Stretford | 7 Jul 12 | |
| 153 | 1:52.98 | | | 1:49.82 | | James Thie | | 12 | | Cardiff | Sportcity | 19 May 12 | |
| 154 | 1:53.02 | | | 1:51.01 | | Gareth Hill | | 11 | Mark Kirk | Ballymena & Antrim | Dublin (S), IRL | 25 Jul 12 | |
| 155 | 1:53.03 | | | 1:50.66 | | Liam Dee | U17 | -7 | Simon Doyle | Shaftesbury Barnet | Wormwood Scrubs | 6 Jun 12 | |
| 156 | 1:53.06 | | | 1:51.51 | | Mark Fallaize | | 3 | Andrew Henderson | Vale of Aylesbury | Stretford | 7 Jul 12 | |
| 157 | 1:53.09 | | | 1:50.82 | | Max Thomas | U23 | -3 | Peter Standen | Hastings AC | Eltham | 20 Jun 12 | |
| 158 | 1:53.13 | | | 1:50.84 | | David Banwell-Clode | U23 | -3 | James Thie | Cwmbran | Stretford | 7 Jul 12 | |
| 159 | 1:53.18 | | | 1:53.18 | PB | Charlie Hulson | U20 | -4 | Paul Roden | Sale Harriers Manchester | Stretford | 4 Sep 12 | |
| 160 | 1:53.20 | | | 1:49.61 | | James Mills | | 3 | Arwyn Davies | Cardiff | Sportcity | 19 May 12 | |
| 160 | 1:53.20 | | | 1:49.68 | | Mark Hoy | U23 | -2 | | Finn Valley | Tullamore, IRL | 2 Jun 12 | |
| 162 | 1:53.2 | | | 1:53.2 | PB | James Moroney | | 10 | Trevor Muxlow | Notts | Solihull | 21 Jul 12 | |
| 163 | 1:53.21 | | | 1:53.21 | PB | Dominic Scott | U23 | -2 | Blake Ellis | Altrincham | Stretford | 7 Aug 12 | |
| 164 | 1:53.22 | | | 1:51.87 | | Ryan Fairclough | | 1 | Andrew Fox | Northern (Isle of Man) | Stretford | 21 Aug 12 | |
| 165 | 1:53.29 | | | 1:53.14 | | Alex Cornwell | U23 | -2 | Richard Thurston | Woodford Green Essex Ladies | Birmingham (Un) | 20 Jun 12 | |
| 165 | 1:53.29 | | | 1:53.29 | PB | Jason Prickett | U23 | -3 | Mick Woods | Aldershot, Farnham & District | Watford | 11 Jul 12 | |
| 167 | 1:53.37 | | | 1:52.77 | | Paul White | | 5 | Stan Markley | Middlesbrough (Mandale) | Stretford | 7 Jul 12 | |
| 168 | 1:53.39 | i | | 1:51.59 | | Rhian Hastey | | 4 | | Rotherham | Sheffield | 26 Feb 12 | |
| 1:53.42 | | | | | | | | | | Olympic Park | 6 May 12 | |
| 169 | 1:53.4 | | | 1:51.82 | | Kieran Reilly | U20 | -4 | Peter Mullervy | Invicta East Kent | Eltham | 18 Jul 12 | |
| 170 | 1:53.41 | | | 1:47.29 | | Damien Moss | | 8 | | Rugby & Northampton | Dubai, UAE | 27 Apr 12 | |
| 171 | 1:53.47 | iA | | 1:49.52 | | Sam Evans | U23 | -1 | Keith Holt | Birchfield H | Albuquerque NM, USA | 4 Feb 12 | |
| 1:53.80 | A | | | | | | | | | Colorado Springs CO, USA | 11 May 12 | |
| 172 | 1:53.52 | | | 1:51.46 | | Ieuan Thomas | | 1 | James Thie | Cardiff | Cardiff | 2 Jun 12 | |
| 173 | 1:53.53 | i | | 1:50.55 | | Steve Mitchell | | 2 | Keith Brackstone | Bristol & West | Cardiff | 19 Feb 12 | |
| 1:54.96 | | | | | | | | | | Derby | 27 May 12 | |
| 174 | 1:53.60 | | | 1:52.07 | | James Lamswood | U20 | -5 | Andrew Railton | Kingston upon Hull | Stretford | 12 Jun 12 | |
| 174 | 1:53.60 | | | 1:49.13 | | Nzimah Akpan | U20 | -5 | Adrian Webb | Liverpool H | Stretford | 7 Aug 12 | |
| 176 | 1:53.6 | | | 1:52.98 | | Johnathan Morgan | U23 | -1 | James Thie | Newport H | Newport | 21 Jul 12 | |
| 177 | 1:53.61 | | | 1:52.43 | | Andrew Worden | U20 | -6 | Peter Meredith | Cornwall AC | Exeter | 29 May 12 | |
| 178 | 1:53.67 | | | 1:53.51 | | James Joy | U23 | -1 | Joyce Hogg | Aberdeen | Edinburgh | 21 Apr 12 | |
| 179 | 1:53.68 | | | 1:51.2 | | James Tydeman | | 7 | Steve Reynolds | Basildon | Watford | 11 Jul 12 | |
| 180 | 1:53.7 | | | 1:50.38 | | William Paulson | U20 | -5 | Christopher Frapwell | Stroud | Birmingham (Un) | 30 May 12 | |
| 181 | 1:53.71 | i | | 1:50.9 | | Richard Ward | | 8 | | Belgrave | Sheffield | 4 Feb 12 | |
| 181 | 1:53.71 | | | 1:53.71 | PB | William Reynolds | U20 | -6 | Stephen Carroll | Liverpool H | Stretford | 29 May 12 | |
| 183 | 1:53.76 | | | 1:53.76 | PB | Eliot Buckner | U23 | -2 | Alasdair Donaldson | Erme Valley | Loughborough | 30 May 12 | |
| 183 | 1:53.76 | | | 1:51.37 | | Hugo Fleming | U20 | -6 | Jack Rutherford | Walton | Birmingham Uni | 30 Jun 12 | |
| 185 | 1:53.77 | i | | 1:52.67 | | Michael Kershaw | U23 | -1 | James Thie | Cardiff | Birmingham | 8 Feb 12 | |
| 1:54.49 | | | | | | | | | | Lee Valley | 27 May 12 | |
| 185 | 1:53.77 | | | 1:53.77 | PB | Kurtis Gibson | U23 | -3 | | Mendip | Bloomington IN, USA | 4 May 12 | |
| 187 | 1:53.78 | | | 1:52.78 | | James Blackburn | U23 | -2 | Adrian Webb | Liverpool H | Stretford | 24 Jul 12 | |
| 188 | 1:53.8 | | | 1:53.1 | | Ryan Stephenson | | 4 | Lindsay Dunn | Gateshead | Durham | 4 Jun 12 | |
| 189 | 1:53.85 | | | 1:50.78 | | Patrick Monaghan | U20 | -4 | | Lagan Valley | Antrim | 19 May 12 | |
| 190 | 1:53.86 | | | 1:52.67 | | Daniel Poulton | | 3 | | Stevenage & North Herts | Bedford | 25 Aug 12 | |
| 191 | 1:53.87 | | | 1:51.06 | | Tom Gayle | | 7 | Chris McGeorge | Newham & Essex Beagles | Stretford | 15 May 12 | |
| 192 | 1:53.88 | i | | 1:49.87 | | Rhys Smith | | 2 | Colin Bovell | Sale Harriers Manchester | Sheffield | 4 Feb 12 | |
| 193 | 1:53.9 | | | 1:52.40 | | Andrew Provost | U20 | -4 | Mick Woods | Aldershot, Farnham & District | Eton | 13 May 12 | |
| 193 | 1:53.9 | | | 1:53.51 | | Jonathan Hiorns | | 4 | Trevor Muxlow | Notts | Solihull | 21 Jul 12 | |
| 195 | 1:53.91 | | | 1:50.37 | | Alastair Hay | | 5 | | Central | Grangemouth | 5 Aug 12 | |
| 196 | 1:53.94 | | | 1:50.20 | | Hayden Carter | U23 | -2 | Barry Kitcher | Basingstoke & Mid Hants | Loughborough | 13 Jun 12 | |
| 197 | 1:53.97 | | | 1:53.97 | PB | Johnny Van Deventer | | 1 | | Aldershot, Farnham & District | Cambridge MA, USA | 14 Apr 12 | |
| 197 | 1:53.97 | | | 1:52.14 | | Matthew Turner | | 1 | | Shettleston | Bromley | 18 Aug 12 | |
| 199 | 1:53.98 | | | 1:51.97 | | Andrew Mariani | | 1 | John Nuttall | Woodford Green Essex Ladies | Loughborough | 20 May 12 | |
| 199 | 1:53.98 | | | 1:50.16 | | Mitch White | U20 | -4 | | Bracknell AC | Watford | 9 Jun 12 | |
| 199 | 1:53.98 | | | 1:52.13 | | Tom Frith | U23 | -3 | Ron Dawson | Southend | Eltham | 15 Aug 12 | |
| 202 | 1:54.01 | i | | 1:52.97 | | Lee Hamilton | U23 | -1 | Craig Winrow | Kent | Lee Valley | 29 Jan 12 | |
| 202 | 1:54.01 | | | 1:51.8 | | Davey Platt | U23 | -1 | | North Devon | Watford | 11 Jul 12 | |
| 204 | 1:54.07 | | | 1:49.86 | | Patrick Taylor | U17 | -7 | Harry Czapski | Vale of Aylesbury | Birmingham Uni | 30 Jun 12 | |
| 205 | 1:54.08 | | | 1:52.96 | | Josh Trigwell | U20 | -4 | Brian O'Hare | Exeter | Exeter | 29 May 12 | |
| 206 | 1:54.09 | | | 1:52.68 | | Steve Gregory | | 2 | | Lincoln Wellington | Stretford | 7 Aug 12 | |
| 207 | 1:54.10 | | | 1:54.10 | PB | Tom Straw | U23 | -2 | Mark Baddeley | Lincoln Wellington | Stretford | 26 Jun 12 | |
| 208 | 1:54.1 | | | 1:54.1 | PB | Robert Bland | | 2 | John Bradshaw | Liverpool Pembroke Sefton | Ellesmere Port | 5 Aug 12 | |
| 209 | 1:54.21 | | | 1:48.95i | | Conall Kirk | U17 | -7 | Mark Kirk | Lagan Valley | Greystones, IRL | 26 May 12 | |
| 210 | 1:54.22 | i | | 1:48.85 | | Oliver Blake | | 2 | | Oswestry | College Station TX, USA | 11 Feb 12 | |
| 1:56.39 | | | | | | | | | | Baton Rouge LA, USA | 11 May 12 | |
| 211 | 1:54.23 | | | 1:54.23 | PB | Paul Green | U23 | -3 | | Poole Runners | Exeter | 29 May 12 | |
| 212 | 1:54.27 | | | 1:50.21 | | Chris Monk | | 3 | Richard Massey | Mansfield | Stretford | 7 Aug 12 | |
| 213 | 1:54.28 | | | 1:53.41 | | Harry Harper | | 1 | Philip Townsend | Liverpool H | Hendon | 30 Jun 12 | |
| 214 | 1:54.32 | i# | | 1:49.77 | | Matthew Clowes | | 1 | Bashir Hussain | Staffordshire Moorlands | Seattle WA, USA | 12 Feb 12 | |
| 214 | 1:54.32 | | | 1:54.32 | PB | Joseph Coleshaw | U20 | -5 | Trevor Muxlow | Notts | Bedford | 25 Aug 12 | |
| 216 | 1:54.34 | | | 1:45.96 | | James Bowness | U23 | -2 | Craig Winrow | Trafford | Eltham | 20 Jun 12 | |
| 217 | 1:54.35 | | | 1:54.35 | PB | Sean Watson | | 1 | Rodger Harkins | Shettleston | Glasgow (S) | 2 Jun 12 | |
| 218 | 1:54.36 | | | 1:54.11 | | Tommy Ashby | | 3 | | Harmeny | Bedford | 25 Aug 12 | |
| 219 | 1:54.37 | | | 1:54.37 | PB | Josh McHugh | U20 | -4 | | Trafford | Stretford | 29 May 12 | |
| 220 | 1:54.38 | | | 1:49.8 | | Grant Muir | U20 | -4 | Gordon Lockie | Giffnock North | Glasgow (S) | 3 Jun 12 | |
| 221 | 1:54.40 | | | 1:50.46 | | Nick Duggan | | 6 | | Crawley | Glasgow | 30 Jun 12 | |
| 222 | 1:54.49 | | | 1:53.83 | | Lee Wilson | U23 | -3 | Gordon Lockie | Shettleston | Edinburgh | 21 Apr 12 | |
| 223 | 1:54.50 | | | 1:52.91 | | Jack Robertson | U20 | -6 | Darren Middleton | Scarborough | Stretford | 26 Jun 12 | |
| 224 | 1:54.51 | | | 1:54.51 | PB | Ryan Ganose | U20 | -4 | | Altrincham | Stretford | 29 May 12 | |
| 225 | 1:54.58 | i | | 1:47.85 | | Paul Laslett | | 10 | Roderick Lock | Shaftesbury Barnet | Lee Valley | 29 Jan 12 | |
| 225 | 1:54.58 | | | 1:52.37 | | Jack Crabtree | U17 | -7 | Neil Canham | Trafford | Stretford | 26 Jun 12 | |
| 227 | 1:54.59 | i | | 1:54.59i | PB | Daniel Eckersley | | 4 | Andy Forman | Kingston & Poly | Birmingham | 5 Feb 12 | |
| 1:57.30 | | | | | | | | | | Birmingham | 2 Jun 12 | |
| 228 | 1:54.63 | | | 1:54.47 | | Chris McGahan | U20 | -5 | Paul Roden | Sale Harriers Manchester | Stretford | 12 Jun 12 | |
| 229 | 1:54.64 | i | | 1:47.37 | | Paul Bradshaw | | 2 | Arthur Almond | Blackburn | Sheffield | 8 Jan 12 | |
| 230 | 1:54.7 | | | 1:51.61 | | Marc Elliott | | 5 | John Stephenson | Gateshead | Shildon | 5 May 12 | |
| 231 | 1:54.72 | | | 1:54.72 | PB | Rhys Granville | U17 | -7 | Delyth Brown | Carmarthen | Birmingham Uni | 30 Jun 12 | |
| 232 | 1:54.73 | | | 1:54.73 | PB | Ben Tyler | | 2 | Rodger Hughes | Medway & Maidstone | Eltham | 23 May 12 | |
| 232 | 1:54.73 | | | 1:53.78i | | Jake Shelley | U23 | -2 | David Chalfen | Shaftesbury Barnet | Eltham | 15 Aug 12 | |
| 234 | 1:54.74 | | | 1:52.36 | | Michael Quinn | | 8 | | Unattached | Greystones, IRL | 26 May 12 | |
| 235 | 1:54.79 | | | 1:52.35 | | Gavin Lewis | U23 | -1 | | Woodford Green Essex Ladies | Eltham | 23 May 12 | |
| 235 | 1:54.79 | | | 1:54.79 | PB | Sean Chalmers | U17 | -6 | | Inverness | Bedford | 19 Aug 12 | |
| 237 | 1:54.80 | | | 1:51.14i | | Dave Ragan | | 7 | Martin Tarsey | Basingstoke & Mid Hants | Watford | 16 May 12 | |
| 238 | 1:54.83 | | | 1:52.81 | | Tom Richardson | U20 | -5 | Steve Reynolds | Thurrock | Watford | 11 Jul 12 | |
| 239 | 1:54.85 | | | 1:49.70 | | Tom Watson | U20 | -4 | | Central | Grangemouth | 26 Aug 12 | |
| 240 | 1:54.87 | | | 1:53.64 | | Sam Deathe | U23 | -2 | James Bennett | Marshall Milton Keynes | Watford | 11 Jul 12 | |
| 241 | 1:54.88 | | | 1:54.8 | | James Stringer | U23 | -1 | | Vale Royal | Stretford | 21 Aug 12 | |
| 242 | 1:54.89 | | | 1:54.74 | | Andrew Crichton | U23 | -2 | David Campbell | Dunbar RC | Glasgow (S) | 3 Jun 12 | |
| 243 | 1:54.90 | | | 1:52.14 | | Toby Griffiths | U23 | -2 | | Oswestry | Stretford | 7 Aug 12 | |
| 244 | 1:54.9 | | | 1:51.52 | | Niall Maguire | U23 | -3 | | Derby | Nottingham | 12 May 12 | |
| 244 | 1:54.9 | | | 1:54.9 | PB | Paul Owen | | 6 | Brian MacKenzie | Chelmsford | Stevenage | 19 May 12 | |
| 246 | 1:54.91 | | | 1:54.84i | | Sean Brindley | | 2 | John Wood | City of Sheffield | Stretford | 7 Jul 12 | |
| 247 | 1:54.92 | | | 1:53.32 | | Ryan Cox | | 9 | | Birchfield H | Liverpool | 18 Aug 12 | |
| 247 | 1:54.92 | | | 1:54.26 | | Rocky Harrison | U20 | -5 | | Yeovil | Yeovil | 9 Sep 12 | |
| 249 | 1:54.93 | i | | 1:52.79 | | Harry Ellis | U23 | -2 | Philip Hicken | Warrington AC | Bloomington IN, USA | 21 Jan 12 | |
| 1:55.44 | | | | | | | | | | Terre Haute IN, USA | 14 Apr 12 | |
| 250 | 1:54.94 | | | 1:54.4 | | Brett Halliwell | U20 | -4 | Christopher Frapwell | Stroud | Exeter | 29 May 12 | |
| 251 | 1:54.98 | | | 1:49.45 | | Nick Samuels | | 9 | | Sale Harriers Manchester | Loughborough | 13 Jun 12 | |
| 251 | 1:54.98 | | | 1:54.72 | | Tom Meakin | | 6 | | Owls Leicester | Stretford | 7 Jul 12 | |
| 253 | 1:55.0 | | | 1:51.58 | | George Duggan | U17 | -7 | Peter Mason | Tonbridge | Eltham | 18 Jul 12 | |
| 254 | 1:55.01 | | | 1:51.37 | | Dominic Chambers | U17 | -7 | | Derby | Stretford | 7 Aug 12 | |
| 255 | 1:55.03 | | | 1:55.03 | PB | Matt Sinclair | | 4 | John Powell | Crawley | Basingstoke | 26 May 12 | |
| 256 | 1:55.05 | | | 1:52.84 | | Tom Earley | U20 | -5 | Philip Oliver | Colwyn Bay | Cardiff | 2 Jun 12 | |
| 256 | 1:55.05 | | | 1:49.81 | | Mark Woodley | | 2 | Craig Winrow | Chelmsford | Eltham | 20 Jun 12 | |
| 258 | 1:55.08 | | | 1:55.08 | PB | Stephen List | U23 | -1 | Sonya Ellis | Nuneaton | Olympic Park | 6 May 12 | |
| 259 | 1:55.09 | | | 1:55.09 | PB | Russell Best | U23 | -1 | Stephen Shaw | New Marske | Stretford | 24 Jul 12 | |
| 260 | 1:55.10 | | | 1:55.10 | PB | Chris Goodwin | U20 | -5 | | West Cheshire | Stretford | 12 Jun 12 | |
| 261 | 1:55.11 | i | | 1:52.36 | | Peter Whitehouse | | 1 | | Birchfield H | Birmingham | 11 Feb 12 | |
| 262 | 1:55.12 | | | 1:54.16 | | Patrick Lucas | U17 | -7 | Mike Fleet | Croydon | Eltham | 20 Jun 12 | |
| 263 | 1:55.13 | i | | 1:54.52i | | Nick Bates | | 1 | Martin Tarsey | Basingstoke & Mid Hants | Lee Valley | 29 Jan 12 | |
| 1:56.10 | | | | | | | | | | Watford | 11 Jul 12 | |
| 264 | 1:55.14 | | | 1:54.89 | | Jack Killip | U20 | -5 | Noel Stoddart | Windsor Slough Eton & Hounslow | Eltham | 23 May 12 | |
| 265 | 1:55.15 | | | 1:53.74 | | Khalid Al-Abaidy | U20 | -4 | Mick Woods | Windsor Slough Eton & Hounslow | Watford | 13 Jun 12 | |
| 266 | 1:55.16 | | | 1:55.16 | PB | Ben Parry | U23 | -3 | Catherine Walker | Herts Phoenix | Watford | 11 Jul 12 | |
| 267 | 1:55.17 | | | 1:52.15 | | Tom McKellar | U23 | -3 | | Basingstoke & Mid Hants | Stretford | 7 Jul 12 | |
| 268 | 1:55.19 | i | | 1:55.19i | PB | Lewis Banner | U23 | -2 | Alex Budd | Stubbington Green | Cardiff | 29 Jan 12 | |
| 1:56.80 | | | | | | | | | | Bedford | 25 Aug 12 | |
| 268 | 1:55.19 | | | 1:53.04 | | Jamaine Coleman | U17 | -6 | Andy Bibby | Preston | Stretford | 24 Jul 12 | |
| 268 | 1:55.19 | | | 1:51.41 | | Tom Pye | U23 | -3 | Ty Holden | Enfield & Haringey | Hendon | 28 Jul 12 | |
| 271 | 1:55.2 | | | 1:55.2 | PB | Paul Adair | U23 | -1 | | Havering | Stevenage | 19 May 12 | |
| 271 | 1:55.2 | | | 1:55.2 | PB | Michael Bleasby | U20 | -5 | | Shildon | Durham | 4 Jun 12 | |
| 273 | 1:55.21 | | | 1:48.54 | | Andrew Smith | U17 | -6 | Aaron Thomas | Pudsey & Bramley | Stretford | 21 Aug 12 | |
| 274 | 1:55.22 | | | 1:51.94 | | Carl Goose | | 5 | Tim Ash | City of Norwich | Sportcity | 19 May 12 | |
| 274 | 1:55.22 | | | 1:54.05 | | Adam Bitchell | U23 | -2 | James Thie | Cardiff | Cardiff | 18 Jul 12 | |
| 276 | 1:55.24 | | | 1:51.85 | | Greg Williams | U20 | -6 | | Inverclyde | Grangemouth | 9 Jun 12 | |
| 276 | 1:55.24 | | | 1:55.24 | PB | Mitchell Burton | U23 | -2 | David Howe | Bedford & County | Stretford | 21 Aug 12 | |
| 278 | 1:55.26 | | | 1:51.87 | | Andrew Walshe | U20 | -5 | Catherine Walker | Herts Phoenix | Bromley | 22 Jul 12 | |
| 279 | 1:55.28 | | | 1:50.95 | | Andy Vernon | | 4 | | Aldershot, Farnham & District | Ballarat, AUS | 28 Jan 12 | |
| 280 | 1:55.29 | | | 1:49.09 | | James McCarthy | U17 | -7 | Gary Howells | Chiltern | Gateshead | 7 Jul 12 | |
| 281 | 1:55.31 | | | 1:55.31 | PB | Richard Felton | U23 | -2 | | Bournemouth | Oxford | 19 May 12 | |
| 282 | 1:55.32 | | | 1:52.74 | | Mark Burchett | | 2 | | Worthing | Olympic Park | 6 May 12 | |
| 282 | 1:55.32 | | | 1:51.46 | | Michael Ward | U20 | -5 | Paul Darney | Cardiff | Birmingham Uni | 11 Jul 12 | |
| 284 | 1:55.33 | | | 1:51.78 | | Michael Ferguson | U20 | -6 | Ken Hogg | Banchory Stonehaven | Stretford | 7 Jul 12 | |
| 285 | 1:55.40 | | | 1:54.9 | | Chris Carter | U23 | -1 | Craig Winrow | Enfield & Haringey | Eltham | 20 Jun 12 | |
| 286 | 1:55.4 | | | 1:54.76 | | Jack Hillier | U23 | -1 | Keith Scofield | Wycombe | Durham | 4 Jun 12 | |
| 287 | 1:55.42 | | | 1:52.76 | | Stuart Ferguson | U23 | -3 | Gordon Manning | Radley | Watford | 13 Jun 12 | |
| 288 | 1:55.44 | | | 1:55.44 | PB | Richard Scott | V35 | 17 | Robert Grew | Exeter | Exeter | 29 May 12 | |
| 289 | 1:55.45 | i | | 1:51.04 | | Donald MacLeod | | 3 | Brian Whittle | Stornoway | Glasgow | 19 Feb 12 | |
| 289 | 1:55.45 | | | 1:53.51 | | Ronny Wilson | U20 | -4 | Mark Baddeley | Lincoln Wellington | Lafayette LA, USA | 12 May 12 | |
| 291 | 1:55.48 | | | 1:55.48 | PB | Adam Hulin | U20 | -5 | Mick Woods | Aldershot, Farnham & District | Watford | 13 Jun 12 | |
| 292 | 1:55.5 | | | 1:53.74 | | Alex Jones | U23 | -3 | Veronica Boden | Enfield & Haringey | Exeter | 28 Aug 12 | |
| 293 | 1:55.51 | | | 1:52.25 | | Tim Dalton | | 3 | | Severn | Sportcity | 19 May 12 | |
| 294 | 1:55.53 | | | 1:51.45 | | Sam Yates | U20 | -4 | Don Lennon | Newham & Essex Beagles | Stretford | 29 May 12 | |
| 295 | 1:55.55 | | | 1:51.53 | | Chris Parr | | 6 | Craig Winrow | Gateshead | Lee Valley | 27 May 12 | |
| 295 | 1:55.55 | | | 1:55.55 | PB | Chris Prothero | | 1 | James Thie | Cardiff | Stretford | 7 Jul 12 | |
| 297 | 1:55.56 | | | 1:53.2 | | Matt Parsley | U23 | -1 | Martyn Jones | Exeter | Olympic Park | 6 May 12 | |
| 298 | 1:55.57 | | | 1:54.95 | | Jordan Wildrianne | | 1 | | Team Derby Runner | Stretford | 12 Jun 12 | |
| 299 | 1:55.58 | | | 1:52.44 | | Daniel Studley | U23 | -3 | Thomas Watson | Bristol & West | Cardiff | 18 Jul 12 | |
| 300 | 1:55.6 | | | 1:55.6 | PB | Shaun Barras | U20 | -5 | Martin Crowe | Jarrow & Hebburn | Jarrow | 23 May 12 | |
| 300 | 1:55.6 | | | 1:54.49 | | Tom Collins | U20 | -4 | | Notts | Nottingham | 4 Aug 12 | |
| 302 | 1:55.63 | | | 1:55.16 | | Will Durkin | U20 | -5 | | Brighton Phoenix | Birmingham Uni | 30 Jun 12 | |
| 303 | 1:55.68 | | | 1:52.66 | | Daniel Gurton | U20 | -5 | Nick Taylor | Vale of Aylesbury | Watford | 13 Jun 12 | |
| 304 | 1:55.71 | | | 1:55.71 | PB | Harvey Speed | | 3 | David Dix | Coventry | Stretford | 7 Jul 12 | |
| 304 | 1:55.71 | | | 1:53.45 | | Samuel Hutchinson | U23 | -2 | Tony Ward | Trafford | Stretford | 24 Jul 12 | |
| 306 | 1:55.75 | i | | 1:52.21 | | Christopher Dodd | | 1 | Keith Brackstone | Bristol & West | Birmingham | 11 Feb 12 | |
| 307 | 1:55.76 | | | 1:55.76 | PB | Matthew Nicholson | U20 | -5 | Simon Goodwin | Bedford & County | Watford | 11 Jul 12 | |
| 308 | 1:55.77 | | | 1:54.99 | | Chris Hepworth | U23 | -2 | Steve Mann | Ealing Southall & Middx | Watford | 11 Jul 12 | |
| 309 | 1:55.78 | | | 1:53.10 | | Tom Bowerman | U23 | -1 | | Aldershot, Farnham & District | Solihull | 21 Jul 12 | |
| 309 | 1:55.78 | | | 1:51.71 | | Josh Norman | U23 | -2 | Andrew Henderson | Owls Leicester | Coventry | 25 Jul 12 | |
| 311 | 1:55.79 | | | 1:54.47 | | Jonathan Darby | U23 | -2 | Richard Holt | Kingston & Poly | Oxford | 19 May 12 | |
| 311 | 1:55.79 | | | 1:50.43 | | Gary Smith | | 3 | | Falkirk | Aberdeen | 20 May 12 | |
| 311 | 1:55.79 | | | 1:52.92 | | Joe Gratton | U23 | -2 | Keith Whitelam | Hallamshire | Stretford | 24 Jul 12 | |
| 314 | 1:55.80 | | | 1:54.44 | | Josh Moss | U23 | -2 | Craig Winrow | Windsor Slough Eton & Hounslow | Eltham | 15 Aug 12 | |
| 315 | 1:55.8 | | | 1:55.63 | | Tom O'Dowd | U20 | -4 | Peter Barry | Harrow | Harrow | 24 Jun 12 | |
| 316 | 1:55.81 | i | | 1:54.26 | | Scott MacAulay | U23 | -3 | Robert Hawkins | Kilbarchan | Glasgow | 19 Feb 12 | |
| 1:56.99 | | | | | | | | | | Aberdeen | 20 May 12 | |
| 316 | 1:55.81 | | | 1:53.97i | | Scott Snow | U17 | -6 | Trevor Raggett | Windsor Slough Eton & Hounslow | San Diego CA, USA | 26 May 12 | |
| 318 | 1:55.82 | | | 1:54.02 | | Ben Everson | U17 | -7 | Neil Canham | Trafford | Stretford | 15 May 12 | |
| 318 | 1:55.82 | | | 1:53.18 | | James Miller | | 5 | Andrew Beadle | Cheltenham | Lee Valley | 27 May 12 | |
| 320 | 1:55.83 | | | 1:52.86 | | Chris Lamb | | 6 | Glynn Tromans | Rugby & Northampton | Stretford | 7 Jul 12 | |
| 321 | 1:55.86 | | | 1:51.49 | | Scott Greeves | U17 | -7 | Tim Ash | City of Norwich | Bedford | 18 Aug 12 | |
| 322 | 1:55.89 | | | 1:50.42 | | Sam Mitchell | | 2 | | Notts | Aldershot | 11 Jul 12 | |
| 323 | 1:55.90 | | | 1:49.27 | | Neil Burnside | | 6 | John Lees | Shaftesbury Barnet | Glasgow (S) | 29 Jun 12 | |
| 324 | 1:55.9 | | | 1:50.47 | | Rob Mullett | | 3 | David Leach | Lewes | Lewes | 14 Jul 12 | |
| 325 | 1:55.92 | | | 1:52.57 | | Ian Rawlinson | | 6 | David Sunderland | Tipton | Coventry | 25 Jul 12 | |
| 325 | 1:55.92 | | | 1:52.72 | | Alex Brecker | U20 | -4 | John Danahay | City of Stoke | Stretford | 21 Aug 12 | |
| 327 | 1:55.93 | | | 1:55.93 | PB | Robert Torch | U20 | -4 | Brian Scobie | Leeds City | Stretford | 29 May 12 | |
| 328 | 1:55.97 | | | 1:54.34 | | David Devine T12 | U23 | -3 | Brian Scobie | Liverpool H | Olympic Park | 3 Sep 12 | |
| 329 | 1:55.99 | | | 1:54.61 | | Jacob Preece | U17 | -6 | Paul Darney | Cardiff | Birmingham Uni | 30 Jun 12 | |
| 330 | 1:56.0 | | | 1:56.0 | PB | Jack Goodwin | U20 | -4 | Simon Goodwin | Bedford & County | Woking | 30 Jun 12 | |
| 331 | 1:56.01 | | | 1:56.01 | PB | Thomas West | U23 | -3 | | Gateshead | Stretford | 7 Aug 12 | |
| 332 | 1:56.03 | | | 1:54.79 | | Andrew Monaghan | U20 | -4 | | Lagan Valley | Belfast | 12 Apr 12 | |
| 332 | 1:56.03 | | | 1:56.03 | PB | Patrick Linden | U23 | -1 | | Willowfield | Antrim | 4 Jun 12 | |
| 334 | 1:56.04 | | | 1:54.51 | | Alistair Robinson | | 5 | Christopher Bedford | Wakefield | Stretford | 21 Aug 12 | |
| 335 | 1:56.05 | | | 1:50.96 | | Scott Tamblin | | 11 | | City of Portsmouth | Perth, AUS | 3 Mar 12 | |
| 336 | 1:56.06 | | | 1:56.06 | PB | Adam Newton | U23 | -3 | | City of Sheffield | Stretford | 29 May 12 | |
| 336 | 1:56.06 | | | 1:51.95 | | Oliver James | U20 | -5 | John Archer | Sunderland | Stretford | 26 Jun 12 | |
| 336 | 1:56.06 | | | 1:50.39 | | Stephen Mackay | U23 | -3 | Charles Forbes | Inverness | Bedford | 25 Aug 12 | |
| 339 | 1:56.08 | | | 1:56.08 | PB | Jivendra Singh | U17 | -8 | Noel Stoddart | Windsor Slough Eton & Hounslow | Watford | 13 Jun 12 | |
| 340 | 1:56.10 | | | 1:56.10 | PB | Patrick Tarry | U23 | -2 | Christopher Frapwell | Stroud | Exeter | 29 May 12 | |
| 341 | 1:56.13 | | | 1:54.30 | | Matthew Edwards | U20 | -6 | Paul Darney | Cardiff | Birmingham Uni | 11 Jul 12 | |
| 342 | 1:56.15 | | | 1:48.67i | | James West | U17 | -7 | Mark Hookway | Tonbridge | Eltham | 15 Aug 12 | |
| 343 | 1:56.17 | | | 1:53.64 | | Paul Rice | | 3 | | Abingdon | Loughborough | 16 May 12 | |
| 343 | 1:56.17 | | | 1:54.72 | | Michael Callegari | U20 | -5 | Nadeem Shaikh | Shaftesbury Barnet | Bromley | 22 Jul 12 | |
| 345 | 1:56.23 | | | 1:53.69 | | Ryan Buck | U23 | -3 | Richard Brown | City of York | Stretford | 29 May 12 | |
| 346 | 1:56.24 | | | 1:56.24 | PB | Sean Fontana | U23 | -1 | Geoff Watkin | Victoria Park City of Glasgow | Derby | 28 Jul 12 | |
| 346 | 1:56.24 | | | 1:53.66 | | Richard Yates | | 4 | Stephen Ball | Kent | Stretford | 7 Aug 12 | |
| 348 | 1:56.25 | | | 1:55.6 | | Liam White | U23 | -3 | Mick Woods | Hercules Wimbledon | Watford | 22 Aug 12 | |
| 349 | 1:56.30 | | | 1:54.30 | | Ed Hickman Casey | U23 | -2 | | Eastbourne | Olympic Park | 5 May 12 | |
| 349 | 1:56.30 | | | 1:50.45 | | Dominic Brown | U20 | -5 | Mark Hookway | Tonbridge | Watford | 13 Jun 12 | |
| 351 | 1:56.31 | | | 1:52.69 | | Harry Baxter | U20 | -6 | Mark Baddeley | Lincoln Wellington | Stretford | 24 Jul 12 | |
| 352 | 1:56.32 | | | 1:56.0 | | Neilson Hall | | 8 | Philip O'Dell | Bedford & County | Hendon | 28 Jul 12 | |
| 353 | 1:56.34 | | | 1:51.36 | | Harry Sagel | U20 | -5 | | Shaftesbury Barnet | Lloret de Mar, ESP | 14 Jun 12 | |
| 354 | 1:56.39 | | | 1:53.51 | | Ben Sharman | | 1 | | Birchfield H | Birmingham (Un) | 20 Jun 12 | |
| 354 | 1:56.39 | | | 1:54.52 | | Billy White | U17 | -8 | | Brighton Phoenix | Eltham | 15 Aug 12 | |
| 356 | 1:56.4 | | | 1:54.70 | | Stephen Morris T20/F20 | | 2 | Chris Moss | DSW Para Academy | Cheltenham | 25 Jul 12 | |
| 357 | 1:56.43 | | | 1:54.99 | | Chris Woodger | U23 | -3 | Graham Woodger | Lincoln Wellington | Stretford | 21 Aug 12 | |
| 358 | 1:56.46 | | | 1:52.91 | | Jake Littlehales | U23 | -2 | David Turnbull | East Cheshire | Stretford | 7 Aug 12 | |
| 359 | 1:56.48 | | | 1:56.48 | PB | Chris Perry | U23 | -1 | | Vale Royal | Stretford | 21 Aug 12 | |
| 359 | 1:56.48 | | | 1:49.97 | | Nathan Wake | U23 | -3 | Ayo Falola | Woodford Green Essex Ladies | Bedford | 25 Aug 12 | |
| 361 | 1:56.49 | i | | 1:53.32 | | Alex Bruce-Littlewood | U23 | -1 | Steven Phillips | Blackheath & Bromley | Lake Charles LA, USA | 13 Jan 12 | |
| 361 | 1:56.49 | | | 1:56.49 | PB | Naaman Morris | U20 | -4 | Arwyn Davies | Cardiff | Birmingham Uni | 30 Jun 12 | |
| 363 | 1:56.5 | | | 1:52.59 | | Donald Carter | U23 | -1 | Kathy Carter | Invicta East Kent | Dartford | 25 Jul 12 | |
| 364 | 1:56.51 | | | 1:54.86 | | James Poole | | 3 | Chris McGeorge | Blackheath & Bromley | Loughborough | 30 May 12 | |
| 365 | 1:56.53 | | | 1:51.75 | | Ben Harding | | 4 | Kenneth Pike | Blackheath & Bromley | Basingstoke | 26 May 12 | |
| 365 | 1:56.53 | | | 1:54.04 | | Richard de-Camps | | 1 | Paul de-Camps | Gloucester | Birmingham (Un) | 20 Jun 12 | |
| 367 | 1:56.54 | | | 1:56.54 | PB | Tom Heslop | | 1 | | Victoria Park & Tower Hamlets | Derby | 27 May 12 | |
| 368 | 1:56.56 | | | 1:56.56 | PB | Daniel Strang | | 2 | | Solihull & Small Heath | Solihull | 21 Jul 12 | |
| 369 | 1:56.6 | | | 1:55.6 | | Dan Pidgeon | U23 | -1 | Neil England | Swindon | Salisbury | 14 Jul 12 | |
| 370 | 1:56.61 | | | 1:56.61 | PB | Kevin Cornes | | 1 | | Kilbarchan | Glasgow (S) | 29 Jun 12 | |
| 371 | 1:56.62 | | | 1:56.01 | | Daniel Yaxley | U23 | -3 | Richard Thurston | Woodford Green Essex Ladies | Watford | 13 Jun 12 | |
| 371 | 1:56.62 | | | 1:51.51 | | James Saxton | U20 | -6 | Jack Howey | Wakefield | Solihull | 21 Jul 12 | |
| 371 | 1:56.62 | | | 1:54.12 | | Philip Waite | | 3 | Patrick Miller | Barrow & Furness | Stretford | 7 Aug 12 | |
| 374 | 1:56.64 | | | 1:50.98 | | Andrew Wright | U17 | -6 | Lawson Cochrane | Willowfield | Olympic Park | 9 May 12 | |
| 375 | 1:56.66 | | | 1:56.66 | PB | Joel English | | 1 | | Rushcliffe | Olympic Park | 5 May 12 | |
| 376 | 1:56.69 | | | 1:55.8 | | Craig McDowall | U23 | -3 | Liz McColgan | Livingston | Olympic Park | 5 May 12 | |
| 376 | 1:56.69 | | | 1:52.51 | | Matthew White | U23 | -2 | Liz McColgan | Dundee Hawkhill | Linwood | 18 Jul 12 | |
| 378 | 1:56.70 | | | 1:44.14 | | Jamie Webb | U20 | -5 | Adrian Webb | Liverpool H | Stretford | 12 Jun 12 | |
| 379 | 1:56.7 | | | 1:55.5 | | Bertie Houghton | U20 | -6 | Barry Barnes | Doncaster | Doncaster | 5 May 12 | |
| 379 | 1:56.7 | | | 1:56.34 | | Christopher Ladhams | U20 | -4 | Ian Byett | Basingstoke & Mid Hants | Salisbury | 14 Jul 12 | |
| 381 | 1:56.71 | | | 1:55.40 | | Gary McBride | U23 | -2 | | Shettleston | Glasgow (S) | 29 Jun 12 | |
| 382 | 1:56.72 | i | | 1:53.04 | | Tom Phillips | | 2 | | Derby | Sheffield | 8 Jan 12 | |
| 383 | 1:56.73 | i | | 1:53.22 | | Jack Gleave | U20 | -5 | Philip Hicken | Warrington AC | Sheffield | 8 Jan 12 | |
| 383 | 1:56.73 | | | 1:56.73 | PB | Ryan Moore | U20 | -5 | Paul Roden | Sale Harriers Manchester | Stretford | 15 May 12 | |
| 385 | 1:56.74 | | | 1:56.74 | PB | Max Kaye | U20 | -4 | Alwyn Dewhirst | Holmfirth | Stretford | 1 May 12 | |
| 385 | 1:56.74 | | | 1:52.22 | | Kris Berry | | 6 | | Corstorphine | Grangemouth | 15 Jul 12 | |
| 387 | 1:56.77 | | | 1:51.72i | | Matthew Gillespie | U23 | -1 | Amanda Gillespie | Glasgow City | Grangemouth | 6 Jun 12 | |
| 388 | 1:56.79 | | | 1:56.13 | | Paddy Radley | U23 | -2 | Thomas Watson | Owls Leicester | Stretford | 7 Aug 12 | |
| 389 | 1:56.80 | | | 1:53.84 | | James Stockings | U20 | -6 | Richard Thurston | Woodford Green Essex Ladies | Eltham | 15 Aug 12 | |
| 390 | 1:56.8 | | | 1:53.03 | | Tom Purnell | U20 | -4 | Christopher Frapwell | Stroud | Cheltenham | 13 May 12 | |
| 390 | 1:56.8 | | | 1:56.8 | PB | Matthew Axe | U17 | -7 | Janet Nash | Wycombe | Wycombe | 17 Jun 12 | |
| 392 | 1:56.82 | | | 1:55.03 | | Andrew Dean-Young | | 3 | Cy Knibb | Bristol & West | Birmingham | 2 Jun 12 | |
| 393 | 1:56.84 | | | 1:55.77 | | Andre Duque | | 2 | | Newham & Essex Beagles | Liverpool | 18 Aug 12 | |
| 393 | 1:56.84 | | | 1:46.43 | | Theo Blundell | U17 | -6 | Eddie Cockayne | Birchfield H | Liverpool | 18 Aug 12 | |
| 395 | 1:56.85 | | | 1:55.65 | | Curtis Goodger | U20 | -5 | David Goodger | Newport H | Cardiff | 2 Jun 12 | |
| 396 | 1:56.86 | | | 1:54.19 | | Matthew Seddon | U17 | -7 | | Bracknell AC | Watford | 13 Jun 12 | |
| 397 | 1:56.87 | | | 1:54.53 | | Charlie Joslin-Allen | U20 | -6 | Mark Hookway | Tonbridge | Eltham | 23 May 12 | |
| 397 | 1:56.87 | | | 1:56.87 | PB | Russell Mountford | U20 | -5 | Robert Hawkins | Kilbarchan | Grangemouth | 1 Aug 12 | |
| 399 | 1:56.90 | | | 1:56.74 | | James Mee | | 1 | Richard Massey | Mansfield | Westfield MA, USA | 24 Mar 12 | |
| 399 | 1:56.90 | | | 1:56.90 | PB | Matthew Allott | U23 | -2 | | Staffordshire Moorlands | Stretford | 29 May 12 | |
| 401 | 1:56.9 | | | 1:56.6 | | Ethan Sloan-Dennison | U20 | -5 | | Victoria Park City of Glasgow | Linwood | 30 May 12 | |
| 401 | 1:56.9 | | | 1:53.38 | | Daniel Owen | U20 | -4 | Andrew Beadle | Cheltenham | Cheltenham | 25 Jul 12 | |
| 401 | 1:56.9 | | | 1:53.55 | | Jamie Taylor-Caldwell | U23 | -2 | | Ealing Southall & Middx | Exeter | 28 Aug 12 | |
| 404 | 1:56.92 | i | | 1:56.92i | PB | Steven Garrett | | 2 | Mike Corden | City of Sheffield | Sheffield | 25 Feb 12 | |
| 404 | 1:56.92 | | | 1:51.07 | | Zac Howe | U20 | -5 | Stuart Swann | Horwich | Stretford | 24 Jul 12 | |
| 406 | 1:56.93 | | | 1:55.02 | | Stuart King | | 2 | John Cooper | Mansfield | Stretford | 21 Aug 12 | |
| 407 | 1:56.95 | | | 1:50.50 | | Jamie McCullagh | | 10 | | Kingston & Poly | Basingstoke | 26 May 12 | |
| 408 | 1:56.96 | | | 1:55.63 | | Edward Smith | U20 | -5 | Noel Stoddart | Windsor Slough Eton & Hounslow | Watford | 11 Jul 12 | |
| 409 | 1:56.98 | | | 1:53.85 | | Mark Haskett | | 2 | David Campbell | Aberdeen | Glasgow (S) | 29 Jun 12 | |
| 410 | 1:57.00 | | | 1:57.00 | PB | Ben Sutherland | U17 | -6 | Janet Nash | Wycombe | Watford | 22 Aug 12 | |
| 411 | 1:57.0 | | | 1:51.89 | | Daniel Wallis | U17 | -7 | Sue Goode | Guildford & Godalming | Woking | 1 Aug 12 | |
| 412 | 1:57.01 | | | 1:54.79 | | Shaka Palmer | | 4 | Paul Pinnington | Enfield & Haringey | Hendon | 16 Jun 12 | |
| 412 | 1:57.01 | | | 1:57.0 | | Chris Perrin | U20 | -4 | | Cannock & Stafford | Birmingham Uni | 30 Jun 12 | |
| 414 | 1:57.03 | | | 1:50.73 | | John Ashcroft | U23 | -3 | Adrian Webb | Liverpool H | Stretford | 12 Jun 12 | |
| 415 | 1:57.05 | | | 1:56.29 | | Thomas Walker | U23 | -3 | Andrew Henderson | Gosforth | Stretford | 21 Aug 12 | |
| 416 | 1:57.08 | | | 1:53.47 | | Max Lancaster | U17 | -8 | Gordon Lockie | Giffnock North | Sportcity | 1 Sep 12 | |
| 417 | 1:57.09 | i | | 1:57.09i | PB | Martin Lipton | | 1 | | Liverpool H | Glasgow | 19 Feb 12 | |
| 418 | 1:57.10 | | | 1:56.68 | | Kenneth Love | U23 | -2 | | Glasgow City | Basingstoke | 26 May 12 | |
| 419 | 1:57.1 | | | 1:52.36i | | Martin Flook | | 9 | | Bristol & West | Cheltenham | 5 May 12 | |
| 419 | 1:57.1 | | | 1:48.88 | | Joseph O'Hara | U17 | -7 | Richard Long | Bexley | Eltham | 18 Jul 12 | |
| 421 | 1:57.11 | | | 1:57.11 | PB | Jack Stroud | | 1 | | Orion | Watford | 11 Jul 12 | |
| 422 | 1:57.13 | | | 1:52.37 | | David Gibbon | U23 | -1 | David Smith | Southend | Basingstoke | 26 May 12 | |
| 422 | 1:57.13 | | | 1:57.13 | PB | Thomas Butcher | U20 | -6 | Alli Crossman | London City AC | Watford | 11 Jul 12 | |
| 424 | 1:57.17 | | | 1:51.09 | | Luke Jones | U17 | -7 | | Tamworth | Birmingham Uni | 30 Jun 12 | |
| 425 | 1:57.19 | | | 1:49.88 | | Luke Johnston | U20 | -5 | | Warrington AC | Stretford | 24 Jul 12 | |
| 425 | 1:57.19 | | | 1:54.19 | | Tom Mahon | U23 | -1 | | Owls Leicester | Coventry | 25 Jul 12 | |
| 427 | 1:57.20 | | | 1:55.87 | | Tom Clench | | 5 | John Gates | Bexley | Hendon | 21 Jul 12 | |
| 428 | 1:57.2 | | | 1:54.49 | | Karl Welch | | 3 | | Bournemouth | Bournemouth | 1 Apr 12 | |
| 429 | 1:57.21 | | | 1:56.04 | | Adam Stainsby | | 1 | Jon Bigg | Worthing | Olympic Park | 5 May 12 | |
| 429 | 1:57.21 | | | 1:57.21 | PB | James Little | | 5 | | Holmfirth | Stretford | 24 Jul 12 | |
| 431 | 1:57.22 | | | 1:53.17 | | James Roberts | U20 | -4 | | Wrexham | Stretford | 29 May 12 | |
| 432 | 1:57.23 | | | 1:54.4 | | Mark Booth | U23 | -2 | Janet Nash | Wycombe | Basingstoke | 26 May 12 | |
| 433 | 1:57.24 | | | 1:51.0 | | Russell Bentley | | 9 | | Kent | Eltham | 20 Jun 12 | |
| 433 | 1:57.24 | | | 1:56.81i | | Stephen Ball | U17 | -7 | | Cambridge H | Watford | 14 Jul 12 | |
| 435 | 1:57.26 | | | 1:52.56 | | Paul Bristow | V40 | 19 | | Cardiff | Bad Aibling, GER | 23 Jun 12 | |
| 436 | 1:57.27 | | | 1:51.86 | | Dale Colley | U20 | -5 | | Falkirk | Grangemouth | 15 Jul 12 | |
| 437 | 1:57.3 | | | 1:52.08 | | Calum Murray | U20 | -4 | | Macclesfield | Warrington | 13 May 12 | |
| 437 | 1:57.3 | | | 1:55.23 | | Luke Caldwell | U23 | -2 | Robert Russell | Dorking & Mole Valley | Birmingham (Un) | 30 May 12 | |
| 437 | 1:57.3 | | | 1:54.56 | | David Sheldon | U20 | -6 | George Cooper | City of Stoke | Stoke | 1 Jul 12 | |
| 437 | 1:57.3 | | | 1:57.3 | PB | D Gibson | | | | Colchester & Tendring | Colchester | 5 Jul 12 | |
| 441 | 1:57.31 | | | 1:51.47 | | Nick Armstrong | U17 | -7 | Jon Armstrong | Bexley | Watford | 22 Aug 12 | |
| 442 | 1:57.32 | | | 1:56.08i | | Adam Magowan | U20 | -4 | Robert Mcgaffin | Orchard County | Tullamore, IRL | 2 Jun 12 | |
| 443 | 1:57.34 | | | 1:57.34 | PB | Jack Hamilton | U20 | -4 | Michael Johnston | Cambuslang | Glasgow (S) | 29 Jun 12 | |
| 444 | 1:57.36 | | | 1:57.36 | PB | Jonathan Peters | U23 | -1 | | Cardiff | Cardiff | 12 May 12 | |
| 445 | 1:57.38 | | | 1:57.38 | PB | Joseph Gill | U23 | -3 | Michael Whittaker | Newham & Essex Beagles | Stretford | 7 Jul 12 | |
| 446 | 1:57.4 | | | 1:57.4 | PB | Michael McKeown | U20 | -5 | John McKeown | Coventry | Birmingham (Un) | 30 May 12 | |
| 447 | 1:57.42 | | | 1:57.42 | PB | John Wright | U23 | -2 | Jonathan Tilt | Southampton | Milton Keynes | 1 Sep 12 | |
| 448 | 1:57.43 | | | 1:52.62 | | Doug Musson | U20 | -5 | Trevor Muxlow | Notts | Yate | 24 Jun 12 | |
| 449 | 1:57.44 | | | 1:53.76 | | Callum Drummond | U17 | -7 | John McLaren | Shettleston | Linwood | 18 Jul 12 | |
| 450 | 1:57.45 | | | 1:54.37 | | Christopher Allison | U17 | -7 | Russell Prosser | Nene Valley | Watford | 2 May 12 | |
| 451 | 1:57.46 | | | 1:53.23 | | Jonathan Tobin | U17 | -7 | Kevin Tobin | Swansea | Birmingham Uni | 30 Jun 12 | |
| 452 | 1:57.47 | i | | 1:55.56 | | Andrew Holliman | U20 | -4 | Peter Barry | Harrow | Birmingham | 25 Feb 12 | |
| 1:57.52 | | | | | | | | | | Lee Valley | 27 May 12 | |
| 453 | 1:57.49 | | | 1:50.65 | | Lewis Lloyd | U20 | -5 | | Herne Hill | Crystal Palace | 8 Jul 12 | |
| 454 | 1:57.5 | | | 1:54.71 | | Jack Tyler | | 1 | Rodger Hughes | Medway & Maidstone | Gillingham | 5 May 12 | |
| 454 | 1:57.5 | | | 1:57.5 | PB | Dale Willis | | 2 | Bill Boyd | Corby | Corby | 12 May 12 | |
| 454 | 1:57.5 | | | 1:57.5 | PB | Alex Robinson | U23 | -2 | | Hercules Wimbledon | Durham | 4 Jun 12 | |
| 454 | 1:57.5 | | | 1:53.24 | | Jack Williams | U20 | -4 | Rob McKim | Reading AC | Stoke Gifford | 30 Jun 12 | |
| 454 | 1:57.5 | | | 1:55.65 | | Luke Harreld | | 4 | David Cole | Bury | Bury | 5 Aug 12 | |
| 459 | 1:57.55 | | | 1:53.94 | | Dale Worton | U23 | -2 | | Leeds City | Cudworth | 12 May 12 | |
| 459 | 1:57.55 | | | 1:55.21 | | William Somogyi | U17 | -7 | Jon Armstrong | Bexley | Watford | 14 Jul 12 | |
| 461 | 1:57.56 | | | 1:57.54 | | Jamie Walker | U23 | -1 | | Bexley | Watford | 11 Jul 12 | |
| 462 | 1:57.58 | | | 1:56.35 | | Max Aitchison | U20 | -6 | | Victoria Park City of Glasgow | Ayr | 12 May 12 | |
| 462 | 1:57.58 | | | 1:57.58 | PB | Alex Goodall | U20 | -4 | Alan Hewson | Windsor Slough Eton & Hounslow | Watford | 13 Jun 12 | |
| 464 | 1:57.60 | | | 1:57.60 | PB | Louis Walshe | U23 | -2 | Craig Winrow | Herts Phoenix | Birmingham | 2 Jun 12 | |
| 465 | 1:57.61 | i | | 1:53.25 | | Omar Mansour | U23 | -2 | | Woodford Green Essex Ladies | Lee Valley | 15 Jan 12 | |
| 465 | 1:57.61 | | | 1:57.4 | | Alasdair Russell | | 3 | | Kendal | Stretford | 24 Jul 12 | |
| 467 | 1:57.63 | | | 1:57.63 | PB | Tom Crowley | U23 | -2 | | Notts | Stretford | 12 Jun 12 | |
| 467 | 1:57.63 | | | 1:57.63 | PB | Mark Thompson | U20 | -5 | Trevor Muxlow | Notts | Stretford | 21 Aug 12 | |
| 469 | 1:57.66 | | | 1:57.66 | PB | Leif Chandler | U23 | -3 | | Poole Runners | Olympic Park | 5 May 12 | |
| 470 | 1:57.68 | | | 1:57.2 | | Ben Sandie | U20 | -6 | David Campbell | Edinburgh AC | Aberdeen | 20 May 12 | |
| 471 | 1:57.69 | | | 1:52.28 | | Paul Erwood | | 4 | James Bennett | Marshall Milton Keynes | Peterborough | 21 Apr 12 | |
| 472 | 1:57.7 | | | 1:54.40 | | Lewis Timmins | | 3 | Lindsay Dunn | Morpeth | Jarrow | 23 May 12 | |
| 472 | 1:57.7 | | | 1:57.7 | PB | Chris Reade | | 2 | Bryan Clinton | Swindon | Woking | 1 Aug 12 | |
| 472 | 1:57.7 | i | | 1:52.19 | | Massi Dendani | U20 | -5 | Dave Naylor | Havering | Lee Valley | 5 Dec 12 | |
| 1:59.2 | | | | | | | | | | Stevenage | 12 Aug 12 | |
| 475 | 1:57.71 | | | 1:54.97 | | Simeon Greenwood | U20 | -4 | John Stephenson | Gateshead | Gateshead | 16 Jun 12 | |
| 475 | 1:57.71 | | | 1:55.30 | | Shane McGowan | U17 | -7 | Sean Laverty | City of Derry | Ashford | 21 Jul 12 | |
| 477 | 1:57.73 | | | 1:57.73 | PB | Patrick Bogues | U23 | -1 | | Omagh | Olympic Park | 5 May 12 | |
| 477 | 1:57.73 | | | 1:56.70i | | Matthew O'Leary | U20 | -4 | | Neath | Swansea | 22 Jul 12 | |
| 477 | 1:57.73 | | | 1:56.51 | | Samuel Harry | U20 | -4 | John Scott | Cornwall AC | Exeter | 31 Jul 12 | |
| 480 | 1:57.74 | | | 1:56.55 | | Michael Quick | U17 | -6 | | Unattached | Calgary, CAN | 13 May 12 | |
| 481 | 1:57.77 | | | 1:56.1 | | Benedict Westhenry | U20 | -5 | Thomas Watson | Weymouth | Exeter | 2 Sep 12 | |
| 482 | 1:57.79 | | | 1:57.79 | PB | Guy Kendall | U17 | -7 | Hilary Vogel | Cambridge & Coleridge | Watford | 13 Jun 12 | |
| 483 | 1:57.8 | | | 1:57.80 | | Blayne Pick | U23 | -3 | Trevor Muxlow | Notts | Nottingham | 12 May 12 | |
| 483 | 1:57.8 | | | 1:52.89 | | Scott Halsted | U17 | -7 | | Bracknell AC | Reading | 20 May 12 | |
| 485 | 1:57.82 | | | 1:53.84 | | George Elliott | U15 | -8 | Jeremy Freeman | Chelmsford | Gateshead | 7 Jul 12 | |
| 486 | 1:57.86 | | | 1:55.25 | | Mike Cummings | | 6 | Kenneth Pike | Herne Hill | Eltham | 23 May 12 | |
| 487 | 1:57.87 | | | 1:53.37 | | Jacob Fehily | | 1 | | Trafford | Stretford | 26 Jun 12 | |
| 488 | 1:57.89 | | | 1:57.89 | PB | Blair Brown | U20 | -4 | Charlotte Fisher | Taunton | Exeter | 10 Jun 12 | |
| 489 | 1:57.9 | | | 1:54.28 | | Callum Jones | U20 | -5 | Peter Meredith | Cornwall AC | Exeter | 28 Aug 12 | |
| 489 | 1:57.9 | | | 1:57.9 | PB | Tom Day | U20 | -4 | | Luton | Peterborough | 1 Sep 12 | |
| 491 | 1:57.91 | | | 1:55.84 | | Christopher McGurk | | 2 | | Notts | Olympic Park | 5 May 12 | |
| 491 | 1:57.91 | | | 1:54.4 | | Tom Hook | U20 | -6 | Tim Ash | City of Norwich | Milton Keynes | 19 May 12 | |
| 493 | 1:57.92 | | | 1:55.30 | | Michael Harrison | U20 | -5 | Simon Goodwin | Bedford & County | Bedford | 25 Aug 12 | |
| 494 | 1:57.94 | | | 1:57.94 | PB | Sean Kirkbride | U20 | -4 | John Bradshaw | Liverpool Pembroke Sefton | Stretford | 24 Jul 12 | |
| 495 | 1:57.97 | | | 1:56.34 | | Dan Cliffe | U23 | -1 | | Liverpool H | Stretford | 10 Jul 12 | |
| 496 | 1:58.00 | | | 1:57.66 | | James Roberts | U17 | -7 | Janet Nash | Wycombe | Watford | 13 Jun 12 | |
| 496 | 1:58.00 | | | 1:58.00 | PB | Benjamin Costello | U20 | -4 | John Bradshaw | Liverpool Pembroke Sefton | Stretford | 24 Jul 12 | |
| 496 | 1:58.00 | | | 1:57.49 | | Josh Arnold | | 1 | | Aldershot, Farnham & District | Eltham | 15 Aug 12 | |
| 499 | 1:58.0 | | | 1:58.0 | PB | Joshua Burgess | U23 | -2 | David Leach | Lewes | Bromley | 19 May 12 | |
| 499 | 1:58.0 | | | 1:56.3 | | Kris Lecher | | 1 | Andy Lyons | Kingston upon Hull | Hull | 26 May 12 | |
| 499 | 1:58.0 | | | 1:55.20i | | Daniel Beier | | 7 | | Tipton | Tipton | 27 May 12 | |
| 499 | 1:58.0 | | | 1:58.0 | PB | Nicholas Houghton | | 1 | | Thurrock | Grays | 28 Jul 12 | |
| 499 | 1:58.0 | | | 1:58.0 | PB | Karl Billington | U23 | -3 | Arthur Almond | Blackburn | Halifax | 5 Aug 12 | |
| 499 | 1:58.0 | | | 1:58.0 | PB | Luke McWilton | U17 | -6 | | Eastbourne | Eastbourne | 1 Sep 12 | |
| 505 | 1:58.01 | | | 1:52.84 | | Lloyd Hilton | U23 | -3 | | Macclesfield | Olympic Park | 5 May 12 | |
| 506 | 1:58.02 | | | 1:51.42 | | Jeremy Barnes | U17 | -8 | Paul Hayes | Coventry | Birmingham Uni | 30 Jun 12 | |
| 506 | 1:58.02 | | | 1:56.48 | | Adam Speake | U20 | -5 | | Bristol & West | Exeter | 31 Jul 12 | |
| 506 | 1:58.02 | | | 1:58.02 | PB | Nikita Katende | U17 | -8 | Blake Ellis | Trafford | Stretford | 7 Aug 12 | |
| 509 | 1:58.10 | | | 1:57.93 | | Peter Bowman | U23 | -3 | | Clydesdale | Gothenborg, SWE | 8 Jul 12 | |
| 509 | 1:58.10 | | | 1:54.12 | | Andrew Keat | U17 | -6 | | Bolton | Stretford | 10 Jul 12 | |
| 509 | 1:58.10 | | | 1:51.56 | | Jonathan Williams | | 5 | | Llanelli | Swansea | 18 Aug 12 | |
| 512 | 1:58.1 | | | 1:58.1 | PB | Ryan Sciacca | U20 | -6 | Stuart Swann | Chorley ATC | Salford | 5 May 12 | |
| 512 | 1:58.1 | | | 1:55.97 | | Nick Howard | | 4 | | Skyrac | Shildon | 5 May 12 | |
| 512 | 1:58.1 | | | 1:58.1 | PB | Peter Chambers | U20 | -6 | Mike Fleet | Croydon | Bromley | 19 May 12 | |
| 512 | 1:58.1 | | | 1:57.34 | | Jack Reed | U20 | -6 | Colin Haggie | Gosforth | Jarrow | 23 May 12 | |
| 512 | 1:58.1 | | | 1:55.47 | | Jonny Dry | U20 | -5 | Trevor Raggett | Windsor Slough Eton & Hounslow | Kingston | 9 Jun 12 | |
| 512 | 1:58.1 | | | 1:53.7 | | Sam Nicholson | U17 | -8 | Terry Hughes | Seaton | Bury | 5 Aug 12 | |
| 512 | 1:58.1 | | | 1:54.24i | | Haran Dunderdale | U17 | -7 | Mark Baddeley | Lincoln Wellington | Stoke | 12 Aug 12 | |
| 519 | 1:58.11 | | | 1:54.29 | | Hassan Davis | | 1 | Junior Field | Kent | Eltham | 20 Jun 12 | |
| 520 | 1:58.12 | | | 1:52.29 | | Tom Holden | U17 | -8 | Mark Hookway | South London | Kingston | 12 May 12 | |
| 520 | 1:58.12 | | | 1:58.12 | PB | Jonathan Henderson | | 6 | Kenneth Pike | Herne Hill | Eltham | 15 Aug 12 | |
| 522 | 1:58.13 | | | 1:54.17 | | Scott Atkinson | U20 | -6 | Christopher Bedford | Wakefield | Wakefield | 22 Jul 12 | |
| 523 | 1:58.14 | | | 1:58.14 | PB | Ben Phillips | U23 | -3 | Arwyn Davies | Woodford Green Essex Ladies | Watford | 13 Jun 12 | |
| 523 | 1:58.14 | | | 1:58.14 | PB | Tommy Bower | U20 | -4 | Michael Whittaker | Newham & Essex Beagles | Eltham | 15 Aug 12 | |
| 525 | 1:58.19 | i | | 1:57.3 | | Nick Hazelwood | | 12 | | Halesowen | Birmingham | 4 Feb 12 | |
| 2:01.5 | | | | | | | | | | Corby | 27 May 12 | |
| 525 | 1:58.19 | | | 1:52.25 | | Max Pickard | U20 | -4 | Jon Bigg | Brighton Phoenix | Eltham | 20 Jun 12 | |
| 525 | 1:58.19 | | | 1:48.56 | | Matthew Wigelsworth | U17 | -7 | Philip Hicken | Warrington AC | Stretford | 10 Jul 12 | |
| 528 | 1:58.20 | | | 1:54.31 | | Jack Hutchens | U23 | -3 | Mark Brace | North Devon | Exeter | 29 May 12 | |
| 528 | 1:58.20 | | | 1:58.20 | PB | Robbie Rankin | U20 | -4 | Mark Kirk | Lagan Valley | Dublin (S), IRL | 25 Jul 12 | |
| 530 | 1:58.2 | | | 1:56.1 | | Nathan Reed | U23 | -3 | John Archer | Sunderland | Jarrow | 23 May 12 | |
| 530 | 1:58.2 | | | 1:54.50 | | James Hood | | 1 | | Bromsgrove & Redditch | Telford | 1 Jul 12 | |
| 530 | 1:58.2 | | | 1:54.56 | | George Chapman | U17 | -8 | Adrian Clover | Team Bath | Derby | 12 Aug 12 | |
| 530 | 1:58.2 | | | 1:49.92 | | Ian Crowe-Wright | U20 | -6 | John Clements | Brighton & Hove | Eastbourne | 1 Sep 12 | |
| 534 | 1:58.21 | | | 1:57.03 | | Gordon Benson | U20 | -5 | Philip Townsend | Leeds City | Stretford | 22 Jul 12 | |
| 535 | 1:58.23 | | | 1:57.83 | | Matthew Emery | | 1 | | Rugby & Northampton | Hendon | 16 Jun 12 | |
| 535 | 1:58.23 | | | 1:57.1 | | Paul Leck | U23 | -1 | John Rodger | Kilbarchan | Stretford | 26 Jun 12 | |
| 537 | 1:58.28 | | | 1:56.69 | | Kris Everett | U20 | -4 | Peter Standen | Hastings AC | Brighton | 30 May 12 | |
| 538 | 1:58.30 | | | 1:57.08 | | Fraser White | U17 | -7 | David Hood | Edinburgh AC | Glasgow (S) | 29 Jun 12 | |
| 539 | 1:58.3 | | | 1:53.18 | | Ben Tickner | | 9 | | Wells City | Crawley | 12 May 12 | |
| 539 | 1:58.3 | | | 1:54.56 | | Tom Cox | U20 | -4 | Mark Hookway | Tonbridge | Kingston | 19 May 12 | |
| 539 | 1:58.3 | | | 1:48.50 | | Dominic Walton | U20 | -4 | | Blackburn | Hull | 26 May 12 | |
| 539 | 1:58.3 | | | 1:51.18 | | Tom Holden | | 6 | | Tipton | Birmingham (Un) | 30 May 12 | |
| 539 | 1:58.3 | | | 1:58.3 | PB | Oliver Mott | | 6 | | Bristol & West | Cheltenham | 25 Jul 12 | |
| 544 | 1:58.32 | | | 1:56.23 | | Andre Coggins | U20 | -5 | | Enfield & Haringey | Lee Valley | 24 Jun 12 | |
| 545 | 1:58.33 | | | 1:48.94 | | Jonathan Davies | U20 | -5 | Rob McKim | Reading AC | Eton | 18 Aug 12 | |
| 546 | 1:58.34 | | | 1:51.90 | | Jonothan Kay | U20 | -6 | | Bolton | Stretford | 24 Jul 12 | |
| 547 | 1:58.35 | | | 1:54.17 | | Kane Lee | U20 | -6 | Neil Miller | Yate | Exeter | 31 Jul 12 | |
| 548 | 1:58.36 | | | 1:53.3 | | Chris Smith | | 5 | Greg Hull | Notts | Olympic Park | 5 May 12 | |
| 548 | 1:58.36 | | | 1:56.40 | | Alistair Smith | | 2 | David Dix | Coventry | Solihull | 21 Jul 12 | |
| 550 | 1:58.40 | i | | 1:50.94 | | Thomas Gifford | U20 | -4 | Garry Porter | Colchester & Tendring | Lee Valley | 12 Feb 12 | |
| 2:00.06 | | | | | | | | | | Crystal Palace | 7 Jul 12 | |
| 550 | 1:58.40 | | | 1:58.40 | PB | Bradley Green | U20 | -5 | George Eccles | Exeter | Exeter | 10 Jun 12 | |
| 552 | 1:58.4 | | | 1:57.7 | | Ander Russell | | 2 | | Stroud | Worcester | 26 Apr 12 | |
| 552 | 1:58.4 | | | 1:58.4 | PB | Jason Wooldridge | U20 | -4 | | Horsham Blue Star | Eltham | 18 Jul 12 | |
| 552 | 1:58.4 | | | 1:48.68 | | Jonny Monk | U20 | -6 | William Winter | Leicester | Kettering | 19 Aug 12 | |
| 552 | 1:58.4 | | | 1:55.40 | | Seb Goodall | U23 | -3 | Charles McConnell | Corby | Corby | 23 Aug 12 | |
| 556 | 1:58.44 | | | 1:58.44 | PB | Scott Anderson | U23 | -1 | Dave Finlayson | Lasswade | Glasgow (S) | 29 Jun 12 | |
| 557 | 1:58.46 | | | 1:58.22 | | Jack Nixon | U20 | -5 | David Turnbull | Stockport | Stretford | 10 Jul 12 | |
| 558 | 1:58.47 | | | 1:58.47 | PB | Harrison Curling | U20 | -6 | Geoff Watkin | Aldershot, Farnham & District | Basingstoke | 18 Jul 12 | |
| 559 | 1:58.49 | | | 1:58.49 | PB | Jim Norris | U23 | -3 | | Ipswich | Watford | 13 Jun 12 | |
| 559 | 1:58.49 | | | 1:56.94 | | Jon Kerridge | U20 | -5 | Ron Dawson | Southend | Watford | 13 Jun 12 | |
| 561 | 1:58.50 | | | 1:53.29 | | Aaron Turmel | U20 | -6 | Geoff Watkin | Jersey | Portsmouth | 12 May 12 | |
| 562 | 1:58.5 | | | 1:57.6 | | William Gray | U20 | -4 | John Clements | Brighton & Hove | Crawley | 12 May 12 | |
| 562 | 1:58.5 | | | 1:55.84 | | Adam Simms | U20 | -4 | Sam Stanislaus | Altrincham | Sportcity | 1 Jul 12 | |
| 562 | 1:58.5 | | | 1:58.5 | PB | Edward Dawes | U23 | -2 | Martyn Jones | Telford AC | Bromsgrove | 4 Aug 12 | |
| 562 | 1:58.5 | | | 1:58.5 | PB | Marc Forrest | U23 | -2 | Vince Wilson | Newbury | Bromsgrove | 4 Aug 12 | |
| 562 | 1:58.5 | | | 1:56.8 | | Oliver Carrington | U20 | -5 | Stuart Colledge | Newark AC | Stoke | 12 Aug 12 | |
| 567 | 1:58.51 | | | 1:58.33 | | Andrew Parsonage | U20 | -4 | | Manchester H | Stretford | 4 Sep 12 | |
| 568 | 1:58.53 | | | 1:49.18 | | Robbie Fitzgibbon | U17 | -7 | | Brighton Phoenix | Eltham | 15 Aug 12 | |
| 568 | 1:58.53 | | | 1:52.23 | | Billy Kelsey | U17 | -7 | Nadeem Shaikh | Shaftesbury Barnet | Eltham | 15 Aug 12 | |
| 570 | 1:58.54 | | | 1:48.27i | | Michael Wilson | U17 | -7 | Kenneth Jefferson | Sunderland | Gateshead | 13 May 12 | |
| 571 | 1:58.55 | | | 1:52.04 | | Jethro McGraw | U15 | -8 | Jim Feeney | Amber Valley & Erewash | Bedford | 19 Aug 12 | |
| 572 | 1:58.56 | | | 1:56.01 | | Gavin McArdle | U17 | -8 | Robert Hawkins | Kilbarchan | Glasgow (S) | 29 Jun 12 | |
| 573 | 1:58.57 | | | 1:56.59 | | Josh Burrows | U17 | -6 | | Telford AC | Gateshead | 6 Jul 12 | |
| 573 | 1:58.57 | | | 1:53.34 | | Dan Putnam | U23 | -2 | Jared Deacon | Blackheath & Bromley | Bromley | 13 Aug 12 | |
| 575 | 1:58.59 | | | 1:49.20 | | Dean Clark | V35 | 17 | Stevan Dokic | Hillingdon | Wormwood Scrubs | 1 Sep 12 | |
| 576 | 1:58.60 | | | 1:51.50 | | Ricky Harvie | U20 | -6 | | Windsor Slough Eton & Hounslow | Crystal Palace | 7 Jul 12 | |
| 576 | 1:58.60 | | | 1:58.60 | PB | Daniel Dell | | 2 | Helen Patricia James | Cardiff | Cardiff | 5 Aug 12 | |
| 576 | 1:58.60 | | | 1:58.05 | | James Cody | U20 | -4 | Gordon Manning | Radley | Horspath | 26 Aug 12 | |
| 579 | 1:58.61 | | | 1:53.57 | | Matthew Addison | | 4 | Conrad Milton | Met Police | Kingston | 21 Apr 12 | |
| 579 | 1:58.61 | | | 1:56.65 | | Josh Mutch | U23 | -2 | Richard Holt | Brighton & Hove | Olympic Park | 5 May 12 | |
| 581 | 1:58.64 | | | 1:53.06 | | Finlay Murray | U20 | -6 | John Davies | East Sutherland | Grangemouth | 9 Jun 12 | |
| 581 | 1:58.64 | | | 1:58.36 | | David Moore | U23 | -3 | | Aldershot, Farnham & District | Eltham | 15 Aug 12 | |
| 583 | 1:58.65 | | | 1:54.64 | | Stephen Cavey | U23 | -2 | David Howe | Blackheath & Bromley | Loughborough | 13 Jun 12 | |
| 583 | 1:58.65 | | | 1:57.88 | | Adam Howard | U17 | -6 | Gerald Lee | Oldham & Royton | Stretford | 16 Jun 12 | |
| 583 | 1:58.65 | | | 1:58.65 | PB | Matt Holmes | U20 | -5 | Vicente Modahl | Sale Harriers Manchester | Stretford | 7 Jul 12 | |
| 583 | 1:58.65 | | | 1:58.65 | PB | Nikita Neary | U15 | -8 | Delyth Brown | Carmarthen | Exeter | 31 Jul 12 | |
| 583 | 1:58.65 | | | 1:52.95 | | James Griffiths | | 1 | | Vale Royal | Stretford | 4 Sep 12 | |
| 588 | 1:58.66 | | | 1:58.66 | PB | Lewis Hogg | U20 | -4 | John Stephenson | Gateshead | Gateshead | 15 Aug 12 | |
| 589 | 1:58.7 | | | 1:57.23 | | Rhys Clelland | U20 | -6 | Mark Kirk | Lagan Valley | Antrim | 19 May 12 | |
| 589 | 1:58.7 | | | 1:58.7 | PB | Rory Evans | | 1 | | Stockport | Stockport | 26 May 12 | |
| 591 | 1:58.71 | | | 1:58.71 | PB | Thomas Ridding | U17 | -7 | Paul Hayes | Coventry | Birmingham (Un) | 20 Jun 12 | |
| 592 | 1:58.72 | | | 1:52.46 | | Luca Russo | U20 | -4 | Mark Hookway | Tonbridge | Tonbridge | 12 Jun 12 | |
| 593 | 1:58.73 | i | | 1:55.18 | | Russell Osborn | | 9 | | Southampton | Lee Valley | 15 Jan 12 | |
| 2:00.2 | | | | | | | | | | Andover | 21 Apr 12 | |
| 593 | 1:58.73 | | | 1:56.65 | | Oliver Jones | U20 | -5 | | Ipswich | Bromley | 22 Jul 12 | |
| 593 | 1:58.73 | | | 1:58.73 | PB | Elliot Todd | U20 | -5 | | Leeds City | Stretford | 24 Jul 12 | |
| 596 | 1:58.76 | | | 1:58.73 | | Tom Tica | | 3 | Keith Donkin | Ipswich | Aldershot | 11 Jul 12 | |
| 596 | 1:58.76 | | | 1:56.3 | | Barry Maskell | U20 | -5 | John Stephenson | Gateshead | Gateshead | 15 Aug 12 | |
| 598 | 1:58.78 | | | 1:54.7 | | Callum Hanlon | U20 | -5 | | Leamington | Coventry | 25 Jul 12 | |
| 599 | 1:58.79 | | | 1:57.73 | | James Strawbridge | | 6 | | Annadale | Antrim | 4 Jun 12 | |
| 599 | 1:58.79 | | | 1:58.79 | PB | James Brannan | U17 | -6 | | Bracknell AC | Watford | 13 Jun 12 | |
| 601 | 1:58.8 | | | 1:54.95 | | Stewart Orr | U23 | -3 | | Cambuslang | East Kilbride | 29 Apr 12 | |
| 601 | 1:58.8 | | | 1:57.65 | | Tom Charteress | U17 | -7 | Steve McGowan | Rugby & Northampton | Corby | 12 May 12 | |
| 601 | 1:58.8 | | | 1:56.0 | | Tom Russell | | 4 | | Bristol & West | Cheltenham | 13 May 12 | |
| 601 | 1:58.8 | | | 1:52.43 | | Matthew Nicholson | | 8 | Lindsay Dunn | Morpeth | Durham | 4 Jun 12 | |
| 601 | 1:58.8 | | | 1:56.85 | | Toby Starling | U17 | -7 | | Aldershot, Farnham & District | Woking | 1 Aug 12 | |
| 601 | 1:58.8 | | | 1:54.24 | | Dominic Henry | U23 | -1 | | Yeovil | Exeter | 28 Aug 12 | |
| 607 | 1:58.82 | | | 1:58.82 | PB | Will Massey | U20 | -4 | | | Olympic Park | 5 May 12 | |
| 607 | 1:58.82 | | | 1:58.82 | PB | Sheriff Almet | | | | Birchfield H | Peterborough | 21 Jul 12 | |
| 609 | 1:58.83 | | | 1:55.15 | | Michael Goddard | U17 | -6 | Gary Howells | Chiltern | Watford | 13 Jun 12 | |
| 610 | 1:58.85 | | | 1:57.06 | | Chris Thornton | | 4 | | Skyrac | Stretford | 7 Jul 12 | |
| 611 | 1:58.89 | | | 1:58.89 | PB | Matthew Stewart | U20 | -6 | Shane Smith | Kettering | Watford | 13 Jun 12 | |
| 612 | 1:58.9 | | | 1:58.9 | PB | Hobie Martin | U20 | -6 | John Knowles | Bristol & West | Carn Brea | 12 May 12 | |
| 612 | 1:58.9 | | | 1:53.82 | | Ryan McKinlay | | 4 | | Highgate | Battersea Park | 19 May 12 | |
| 612 | 1:58.9 | | | 1:58.37 | | Nick Bennett | U20 | -5 | Mark Brace | North Devon | Swindon | 9 Jun 12 | |
| 612 | 1:58.9 | | | 1:58.9 | PB | Rhys Lloyd | U17 | -7 | Andrew Beadle | Cheltenham | Nottingham | 4 Aug 12 | |
| 612 | 1:58.9 | | | 1:58.5 | | Derek Gibb | | 3 | | Victoria Park City of Glasgow | Crownpoint | 21 Aug 12 | |
| 617 | 1:58.92 | | | 1:58.92 | PB | Evan Wynne | U20 | -5 | | Newport H | Cardiff | 14 Jul 12 | |
| 618 | 1:58.93 | | | 1:58.8 | | Toby Edwards | U23 | -1 | | Jersey | Portsmouth | 12 May 12 | |
| 619 | 1:58.94 | | | 1:54.83i | | Baba Tindogo | V35 | 16 | Michael Whittaker | Newham & Essex Beagles | Olympic Park | 5 May 12 | |
| 619 | 1:58.94 | | | 1:58.94 | PB | Nathan Young | U23 | -2 | | Bristol & West | Yeovil | 13 May 12 | |
| 621 | 1:58.95 | | | 1:55.94 | | Adam Taylor | U20 | -4 | Colin Bovell | Sutton & District | Kingston | 13 May 12 | |
| 621 | 1:58.95 | | | 1:52.3 | | David Peters | V40 | 19 | | Herne Hill | Tooting Bec | 18 Aug 12 | |
| 621 | 1:58.95 | | | 1:52.89 | | Alan Piggford | | 3 | Stephen Shaw | New Marske | Stretford | 21 Aug 12 | |
| 621 | 1:58.95 | | | 1:58.95 | PB | Rob Hall | U17 | -6 | Trevor Raggett | Windsor Slough Eton & Hounslow | Watford | 22 Aug 12 | |
| 625 | 1:58.99 | | | 1:49.93 | | James Downing | U17 | -7 | Hilary Vogel | Cambridge & Coleridge | Watford | 13 Jun 12 | |
| 626 | 1:59.0 | | | 1:54.80 | | Tim Harris | | 10 | Tony Simmons | | Eton | 5 May 12 | |
| 626 | 1:59.0 | | | 1:58.87 | | Les Newell | V35 | 15 | | Abingdon | Ashford | 2 Sep 12 | |
| 628 | 1:59.02 | | | 1:56.9 | | Angus Butler | U23 | -3 | | Tonbridge | Olympic Park | 5 May 12 | |
| 628 | 1:59.02 | | | 1:56.99 | | Daniel Tuttle | U20 | -4 | Andy Tuttle | Newbury | Watford | 13 Jun 12 | |
| 630 | 1:59.05 | i | | 1:57.81i | | William Hartley | U23 | -1 | Cy Knibb | Woking | Cardiff | 21 Jan 12 | |
| 631 | 1:59.1 | | | 1:55.9 | | Calum McKenzie | | 1 | Moray Anderson | Corstorphine | Crownpoint | 21 Aug 12 | |
| 631 | 1:59.1 | | | 1:59.1 | PB | Daniel Woodgate | U23 | -2 | John Stoker | Luton | Peterborough | 1 Sep 12 | |
| 633 | 1:59.12 | | | 1:50.58 | | Harvey Dixon | U20 | -4 | Mick Woods | Aldershot, Farnham & District | Portsmouth | 12 May 12 | |
| 634 | 1:59.13 | | | 1:57.37 | | Ryan Dransfield | U23 | -3 | Deborah Rowlands | Spenborough | Cudworth | 12 May 12 | |
| 635 | 1:59.14 | | | 1:59.14 | PB | Jamie Fletcher | | 5 | Peter Ivens | Derby | Stretford | 12 Jun 12 | |
| 635 | 1:59.14 | | | 1:57.92 | | Ben Foreman | U17 | -6 | Mark Hookway | Tonbridge | Tonbridge | 12 Jun 12 | |
| 637 | 1:59.15 | | | 1:56.39 | | Tom Harding | U17 | -7 | Philip Oliver | Colwyn Bay | Cardiff | 22 Jan 12 | |
| 638 | 1:59.18 | | | 1:58.91 | | Michael Wood | U23 | -3 | Philip Townsend | Leeds City | Stretford | 24 Jul 12 | |
| 638 | 1:59.18 | | | 1:59.18 | PB | Jordan Littlehales | U23 | -2 | | East Cheshire | Stretford | 21 Aug 12 | |
| 640 | 1:59.19 | | | 1:53.90 | | Cameron Laleye | U17 | -7 | | Herts Phoenix | Watford | 12 May 12 | |
| 641 | 1:59.20 | | | 1:58.20 | | Owen Miller T20/F20 | U23 | -2 | | Dunfermline & West Fife (Defunct) | Edinburgh | 21 Apr 12 | |
| 641 | 1:59.20 | | | 1:54.17 | | Ryan Driscoll | U20 | -5 | Mark Hookway | Tonbridge | Watford | 2 May 12 | |
| 641 | 1:59.20 | | | 1:59.20 | PB | Robbie Powell | | 4 | Michael Firth | Croydon | Watford | 22 Aug 12 | |
| 644 | 1:59.2 | | | 1:56.27 | | James McCann | U17 | -6 | Robert Hughes | Cannock & Stafford | Telford | 20 May 12 | |
| 644 | 1:59.2 | | | 1:56.64 | | James Currah | U17 | -7 | Mike Miles | Witney | Nuneaton | 21 Jul 12 | |
| 646 | 1:59.21 | | | 1:59.21 | PB | Gary Turner | U20 | -4 | | Shettleston | Ayr | 12 May 12 | |
| 646 | 1:59.21 | | | 1:56.7 | | Daniel Bradley | | 4 | Mark Hookway | Tonbridge | Ashford | 13 May 12 | |
| 646 | 1:59.21 | | | 1:53.13 | | Ben Stevenson | U20 | -5 | John Pentecost | Falkirk | Gateshead | 24 Jun 12 | |
| 649 | 1:59.22 | i | | 1:54.55 | | Craig Price | | 3 | Richard Holt | Kingston & Poly | Lee Valley | 15 Jan 12 | |
| 2:00.45 | | | | | | | | | | Kingston | 21 Apr 12 | |
| 650 | 1:59.23 | | | 1:57.82 | | Ryan Burling | U20 | -5 | Barry Hearn | Marshall Milton Keynes | Watford | 11 Jul 12 | |
| 651 | 1:59.26 | | | 1:56.42 | | Gavin Lock | U20 | -6 | | Enfield & Haringey | Bromley | 22 Jul 12 | |
| 651 | 1:59.26 | | | 1:59.26 | PB | Daniel Brock | U20 | -5 | Adrian Brown | Reading AC | Watford | 22 Aug 12 | |
| 653 | 1:59.27 | | | 1:59.27 | PB | Femi Agbetoyin | U17 | -6 | | Croydon | Kingston | 12 May 12 | |
| 654 | 1:59.28 | | | 1:52.75 | | Edward Dudgeon | U20 | -4 | John Lees | Edinburgh AC | Edinburgh | 8 Apr 12 | |
| 655 | 1:59.3 | | | 1:56.8 | | Stephen Long | V35 | 13 | Trevor Muxlow | Notts | Nottingham | 4 Aug 12 | |
| 656 | 1:59.31 | | | 1:56.39 | | Jordan Maurice | U20 | -4 | | Herne Hill | Eltham | 20 Jun 12 | |
| 657 | 1:59.32 | | | 1:52.45 | | Jamal Lewis | U15 | -9 | Catrina Lewis | Luton | Bedford | 19 Aug 12 | |
| 658 | 1:59.33 | | | 1:51.39 | | Andrew Butchart | U23 | -2 | Derek Easton | Central | Edinburgh | 21 Apr 12 | |
| 659 | 1:59.34 | | | 1:58.4 | | Aaron Barker | | 1 | | Rossendale | Birmingham | 2 Jun 12 | |
| 659 | 1:59.34 | | | 1:59.34 | PB | Jacob Paul | U20 | -6 | Marina Armstrong | Windsor Slough Eton & Hounslow | Crawley | 18 Jul 12 | |
| 661 | 1:59.36 | | | 1:52.4 | | Joseph Hudak | U20 | -4 | | East Cheshire | Stretford | 7 Aug 12 | |
| 661 | 1:59.36 | | | 1:59.36 | PB | Alexander Pillow | | 1 | David Saker | Blackheath & Bromley | Eltham | 15 Aug 12 | |
| 663 | 1:59.37 | | | 1:45.35 | | Josh Kerr | U15 | -8 | David Campbell | Edinburgh AC | Glasgow (S) | 29 Jun 12 | |
| 664 | 1:59.39 | | | 1:59.39 | PB | Malik Ouzia | U17 | -6 | Steve Mann | Ealing Southall & Middx | Watford | 13 Jun 12 | |
| 665 | 1:59.40 | | | 1:59.40 | PB | Alex Humberstone | U17 | -7 | Denise Timmis | Lincoln Wellington | Stretford | 24 Jul 12 | |
| 665 | 1:59.40 | | | 1:54.34 | | Elliott Stones | U17 | -7 | Mark Baddeley | Scunthorpe & District AC (Defunct) | Stretford | 7 Aug 12 | |
| 667 | 1:59.4 | | | 1:56.6 | | Matthew Jones | U23 | -1 | Stan Markley | Middlesbrough & Cleveland | Durham | 4 Jun 12 | |
| 667 | 1:59.4 | | | 1:57.9 | | Sean Bowden | U23 | -3 | | Bromsgrove & Redditch | Bromsgrove | 4 Aug 12 | |
| 669 | 1:59.42 | i | | 1:59.42i | PB | Lea Stephenson | | 4 | Doug Maxwell | Tynedale | Sheffield | 15 Jan 12 | |
| 2:01.21 | | | | | | | | | | Durham | 23 Jul 12 | |
| 670 | 1:59.43 | | | 1:58.05 | | Jack Gregory | U23 | -3 | Roderick Lock | Reading AC | Eltham | 20 Jun 12 | |
| 671 | 1:59.44 | | | 1:56.4 | | Graeme Gibson | U23 | -1 | Eric Simpson | Dunfermline & West Fife (Defunct) | Edinburgh | 21 Apr 12 | |
| 671 | 1:59.44 | | | 1:59.44 | PB | Kevin Acton | U17 | -6 | | Stockport | Stretford | 24 Jul 12 | |
| 671 | 1:59.44 | | | 1:57.54 | | Murdo MacKenzie | | 3 | | Stornoway | Stretford | 24 Jul 12 | |
| 671 | 1:59.44 | | | 1:57.1 | | Ross Threlfall | | 3 | Barry Hearn | Marshall Milton Keynes | Milton Keynes | 1 Sep 12 | |
| 675 | 1:59.46 | i | | 1:54.23 | | Luke Conway | U20 | -5 | Mark Hatton | Team Kennet | Lee Valley | 29 Jan 12 | |
| 1:59.97 | | | | | | | | | | Andover | 4 Jun 12 | |
| 675 | 1:59.46 | | | 1:54.19 | | Steven Phillips | | 6 | Mick Woods | Southampton | Portsmouth | 12 May 12 | |
| 677 | 1:59.48 | | | 1:58.72 | | Matt Hibberd | | 10 | Roderick Lock | Southampton | Basingstoke | 18 Jul 12 | |
| 678 | 1:59.5 | | | 1:59.5 | PB | Timothy Livingstone | U17 | -6 | Mark Livingstone | Hercules Wimbledon | Tooting Bec | 4 Jun 12 | |
| 678 | 1:59.5 | | | 1:55.84 | | John Morrey | U20 | -4 | | Worthing | Horsham | 28 Jul 12 | |
| 678 | 1:59.5 | | | 1:59.5 | PB | Craig McIntyre | U23 | -3 | | Kirkintilloch | Crownpoint | 21 Aug 12 | |
| 681 | 1:59.51 | | | 1:57.96 | | James Palmer | | 1 | Richard Brown | City of York | Stretford | 12 Jun 12 | |
| 682 | 1:59.54 | | | 1:59.54 | PB | Fergus Roberts | U20 | -5 | | Richmond & Zetland | Cudworth | 12 May 12 | |
| 682 | 1:59.54 | | | 1:59.14 | | Graham Evans | U23 | -3 | | Kilbarchan | Glasgow (S) | 29 Jun 12 | |
| 684 | 1:59.56 | | | 1:59.56 | PB | Elliot O'Neill | | 5 | Pauline Lynch | Macclesfield | Stretford | 24 Jul 12 | |
| 685 | 1:59.57 | | | 1:55.68 | | James Salisbury | U17 | -8 | Andy Bibby | Preston | Stretford | 21 Aug 12 | |
| 686 | 1:59.59 | | | 1:59.59 | PB | Ben Golding | U17 | -7 | Mark Best | Crawley | Watford | 2 May 12 | |
| 686 | 1:59.59 | | | 1:59.59 | PB | Oliver Glyn | U20 | -5 | Mike Dunphy | Dacorum | Watford | 12 May 12 | |
| 686 | 1:59.59 | | | 1:54.66 | | Adam Houchell | U17 | -8 | Steve Reynolds | Basildon | Watford | 22 Aug 12 | |
| 686 | 1:59.59 | | | 1:58.28 | | Andrew Revell | U20 | -6 | Stephen Benson | Ipswich | Watford | 22 Aug 12 | |
| 690 | 1:59.60 | | | 1:59.31 | | Robert Macdonald | U23 | -3 | | Cambridge H | Eltham | 15 Aug 12 | |
| 691 | 1:59.6 | | | 1:53.70 | | Adam Morrell | U23 | -2 | | Middlesbrough (Mandale) | Middlesbrough | 1 Jul 12 | |
| 692 | 1:59.61 | | | 1:59.61 | PB | Billy Hutton | U17 | -6 | Michael Whittaker | Victoria Park & Tower Hamlets | Newham | 13 Jun 12 | |
| 693 | 1:59.68 | i | | 1:57.15i | | Sam Poulton | | 1 | Paul Keeble | Stevenage & North Herts | Lee Valley | 15 Jan 12 | |
| 2:01.3 | | | | | | | | | | Luton | 14 Jul 12 | |
| 693 | 1:59.68 | | | 1:59.01 | | James Hogg | | 1 | Chris Newman | Medway & Maidstone | Eltham | 23 May 12 | |
| 695 | 1:59.69 | | | 1:58.30 | | Ross McLearie | U23 | -1 | | Giffnock North | Stretford | 26 Jun 12 | |
| 696 | 1:59.7 | | | 1:56.90 | | Andrew Clarke | U23 | -1 | | Richmond & Zetland | Durham | 4 Jun 12 | |
| 696 | 1:59.7 | | | 1:49.08 | | Will Snook | U17 | -6 | John Stow | Harlow AC | Mile End | 30 Jun 12 | |
| 696 | 1:59.7 | | | 1:55.71 | | Anthony Parkes | U20 | -5 | Paul Tasker | Tamworth | Telford | 1 Jul 12 | |
| 696 | 1:59.7 | | | 1:59.7 | PB | Jamie Crowe | U20 | -6 | Liz McColgan | Dundee Hawkhill | Dundee | 19 Aug 12 | |
| 700 | 1:59.72 | | | 1:58.35 | | Rory Mudd | U17 | -6 | Nadeem Shaikh | Shaftesbury Barnet | Watford | 12 May 12 | |
| 701 | 1:59.73 | | | 1:59.11 | | Matthew Kirby | U20 | -5 | John Skevington | Wreake Runners | Loughborough | 4 Jul 12 | |
| 702 | 1:59.75 | | | 1:50.5 | | Tom Smith | U23 | -2 | Aaron Thomas | Enfield & Haringey | Olympic Park | 5 May 12 | |
| 703 | 1:59.79 | | | 1:56.74 | | Chris Barlas | | 8 | Mark Pollard | Inverclyde | Edinburgh | 21 Apr 12 | |
| 704 | 1:59.8 | | | 1:53.27 | | Caspar Eliot | | 1 | Mark Thomas | Bristol & West | Oxford | 28 Apr 12 | |
| 704 | 1:59.8 | | | 1:55.84 | | Alexander Teuten | U23 | -3 | Roderick Lock | City of Portsmouth | Portsmouth | 9 Jun 12 | |
| 704 | 1:59.8 | | | 1:59.78i | | Callum Heirs | U20 | -6 | | Victoria Park City of Glasgow | Crownpoint | 21 Aug 12 | |
| 707 | 1:59.81 | | | 1:59.81 | PB | Mark Inkester | U23 | -2 | | Sutton & District | Oxford | 19 May 12 | |
| 708 | 1:59.82 | i | | 1:59.82i | PB | Sion Wynne-Williams | | 3 | Anthony Clarke | Liverpool H | Cardiff | 21 Jan 12 | |
| 2:00.48 | | | | | | | | | | Stretford | 12 Jun 12 | |
| 708 | 1:59.82 | i | | 1:55.96 | | Thomas Marper | U23 | -2 | Stan Markley | Gateshead | Sheffield | 25 Feb 12 | |
| 2:01.47 | | | | | | | | | | Stretford | 12 Jun 12 | |
| 708 | 1:59.82 | | | 1:59.82 | PB | Tom Harvey | | 2 | Geoffrey Barraclough | Royal Air Force | Cosford | 21 Apr 12 | |
| 708 | 1:59.82 | | | 1:59.82 | PB | Cameron Coetzee | U20 | -6 | | North Somerset | Exeter | 24 Apr 12 | |
| 708 | 1:59.82 | | | 1:59.62 | | Peter Devaney | U23 | -3 | | Bedford & County | Watford | 22 Aug 12 | |
| 713 | 1:59.83 | | | 1:58.08 | | James Hatton | U17 | -7 | Robert Griffiths | Leicester | Birmingham Uni | 30 Jun 12 | |
| 714 | 1:59.84 | | | 1:57.18 | | Ryan Thomson | U17 | -7 | John Montgomery | Cambuslang | Glasgow (S) | 29 Jun 12 | |
| 715 | 1:59.85 | | | 1:53.78 | | David Cowlishaw | V40 | 23 | | Altrincham | Monzón, ESP | 14 Jul 12 | |
| 716 | 1:59.86 | | | 1:58.5 | | Thomas Marsden | U20 | -5 | | Vale Royal | Stretford | 12 Jun 12 | |
| 716 | 1:59.86 | | | 1:59.6 | | Gordon Pearce | | 6 | | Kingston & Poly | Battersea Park | 4 Jul 12 | |
| 718 | 1:59.87 | | | 1:56.27 | | Jac Hopkins | U17 | -8 | Kevin Tobin | Swansea | Cwmbran | 27 May 12 | |
| 718 | 1:59.87 | | | 1:56.25 | | Elliott Roberts | U17 | -7 | Andy Bibby | Preston | Stretford | 7 Aug 12 | |
| 718 | 1:59.87 | | | 1:58.10 | | Oliver Terry | U17 | -6 | | Jersey | Watford | 22 Aug 12 | |
| 721 | 1:59.90 | | | 1:54.2 | | Freddie Hessian | U20 | -4 | Trevor Muxlow | Notts | Coventry | 25 Jul 12 | |
| 722 | 1:59.9 | | | 1:59.9 | PB | Toby Borthwick | U20 | -6 | Alli Crossman | Guildford & Godalming | Woking | 30 Jun 12 | |
| 722 | 1:59.9 | | | 1:59.4 | | Tom Bains | U20 | -6 | Keith Whitelam | Hallamshire | Grantham | 1 Jul 12 | |
| 722 | 1:59.9 | | | 1:58.37 | | Andrew Van Kints | | 7 | | Cheltenham | Stoke Gifford | 1 Jul 12 | |
| 725 | 1:59.91 | i | | 1:59.20 | | Simon Franklin | U23 | -2 | Charles McConnell | Corby | Birmingham | 4 Feb 12 | |
| 2:02.0 | | | | | | | | | | Kettering | 4 Aug 12 | |
| 726 | 1:59.93 | | | 1:54.82 | | John Rice | | 3 | | City of Sheffield | Loughborough | 16 May 12 | |
| 727 | 1:59.94 | | | 1:59.25 | | Jamie Coles | U20 | -6 | Charlotte Fisher | Taunton | Millfield | 7 May 12 | |
| 728 | 1:59.95 | | | 1:59.95 | PB | Connor Haywood | U17 | -6 | Robert Griffiths | Leicester | Stretford | 7 Aug 12 | |
| 729 | 1:59.97 | | | 1:59.79 | | Daniel Hallam | U23 | -3 | Wayne Walker | Owls Leicester | Watford | 11 Jul 12 | |
| 730 | 2:00.00 | | | 1:57.39 | | Jordan Stokes | U23 | -3 | Francis Marsh | Herne Hill | Milton Keynes | 19 May 12 | |
| 730 | 2:00.00 | | | 1:57.75 | | Daniel Kennedy | U23 | -2 | | Nottingham Uni | Bromley | 13 Aug 12 | |
| 732 | 2:00.0 | | | 1:56.09 | | Michael Grimes | U23 | -3 | Bryan Mackay | Durham | Cleckheaton | 5 Aug 12 | |
| 732 | 2:00.0 | | | 2:00.0 | PB | Anthony Jackson | | 4 | Paul Graham | Sittingbourne | Perivale | 18 Aug 12 | |
| 734 | 2:00.01 | | | 1:54.25 | | Patrick Dever | U17 | -7 | Andy Bibby | Preston | Stretford | 10 Jul 12 | |
| 735 | 2:00.02 | | | 1:59.90i | | Karl Goodman | U20 | -4 | Nick Taylor | Vale of Aylesbury | Watford | 2 May 12 | |
| 736 | 2:00.03 | | | 2:00.03 | PB | Mike Logan | U17 | -6 | | Poole AC | Exeter | 23 Jun 12 | |
| 737 | 2:00.04 | | | 1:56.1 | | Jack Gray | U20 | -4 | Nick Price | BRAT | Loughborough | 27 May 12 | |
| 738 | 2:00.05 | | | 1:58.64 | | Andrew Miles | U20 | -5 | Andrew Carter | Vale Royal | Stretford | 26 Jun 12 | |
| 738 | 2:00.05 | | | 1:53.25 | | Richard Powell | U20 | -5 | | Trafford | Stretford | 24 Jul 12 | |
| 738 | 2:00.05 | | | 1:58.29 | | Neil Holloway | U20 | -5 | Peter Barry | Harrow | Hendon | 28 Jul 12 | |
| 741 | 2:00.08 | | | 2:00.08 | PB | Jason Blackburn | U17 | -7 | David Wilkinson | Middlesbrough (Mandale) | Stretford | 22 Jul 12 | |
| 741 | 2:00.08 | | | 1:54.29 | | James Tidd | U20 | -5 | Conrad Milton | Windsor Slough Eton & Hounslow | Hendon | 12 Aug 12 | |
| 743 | 2:00.1 | | | 1:57.47 | | David White | | 3 | Mike Fleet | Croydon | Bromley | 19 May 12 | |
| 743 | 2:00.1 | | | 1:58.76i | | Michael Simmonds | | 2 | | Worcester | Solihull | 1 Jul 12 | |
| 745 | 2:00.11 | | | 1:59.05 | | Matthew Richards | U23 | -3 | | Coventry | Olympic Park | 5 May 12 | |
| 745 | 2:00.11 | | | 2:00.11 | PB | Henry Buttress | U20 | -6 | | Warrington AC | Stretford | 24 Jul 12 | |
| 747 | 2:00.12 | | | 1:59.40 | | Callum Rowett | U20 | -5 | Andy Bibby | Preston | Stretford | 1 May 12 | |
| 748 | 2:00.13 | | | 1:57.7 | | Joseph Carton | U20 | -5 | Stevan Dokic | Hillingdon | Watford | 2 May 12 | |
| 749 | 2:00.15 | i | | 1:58.60 | | Daniel Robinson | U17 | -6 | | Jersey | Lee Valley | 21 Jan 12 | |
| 2:01.2 | | | | | | | | | | St Clement | 1 Jul 12 | |
| 749 | 2:00.15 | | | 1:51.84 | | Ciaran Cooper | U17 | -8 | Bryan Clinton | Swindon | Basingstoke | 18 Jul 12 | |
| 751 | 2:00.16 | i | | 1:56.73 | | Jack Derham | U20 | -4 | | City of York | Sheffield | 8 Jan 12 | |
| 2:01.89 | | | | | | | | | | Birmingham | 2 Jun 12 | |
| 751 | 2:00.16 | | | 2:00.16 | PB | Tatenda Manjengwa | U17 | -8 | | Vale of Aylesbury | Watford | 22 Aug 12 | |
| 753 | 2:00.18 | | | 1:58.88 | | Ashley Kay | U23 | -3 | | Rossendale | Stretford | 29 May 12 | |
| 753 | 2:00.18 | | | 1:59.84 | | George Gillingwater | U20 | -5 | Gary Howells | Chiltern | Watford | 13 Jun 12 | |
| 755 | 2:00.19 | | | 2:00.19 | PB | Chris Waite | U17 | -7 | | Gateshead | Gateshead | 13 May 12 | |
| 756 | 2:00.20 | | | 1:57.02 | | Oliver Stringer | U23 | -2 | Trevor Painter | Leigh | Stretford | 1 May 12 | |
| 756 | 2:00.20 | | | 1:56.55 | | Lloyd Kempson | U20 | -5 | Tim Needham | Nene Valley | Watford | 13 Jun 12 | |
| 758 | 2:00.2 | | | 1:55.86 | | Calum Roots | U17 | -7 | Alli Crossman | Guildford & Godalming | Guildford | 22 Jul 12 | |
| 758 | 2:00.2 | | | 2:00.1 | | Hoseah Gikungu | U20 | -5 | Dave Naylor | Havering | Norwich | 22 Jul 12 | |
| 758 | 2:00.2 | | | 2:00.2 | PB | Andrew McMulkin | | 6 | | Luton | Luton | 28 Jul 12 | |
| 758 | 2:00.2 | | | 1:57.3 | | Ben Jones | U23 | -3 | Tim Needham | Nene Valley | Peterborough | 6 Sep 12 | |
| 758 | 2:00.2 | | | 1:57.87 | | Richard Fernando | U17 | -7 | Ian Byett | Basingstoke & Mid Hants | Basingstoke | 15 Sep 12 | |
| 763 | 2:00.24 | | | 1:59.3 | | Grant Cunliffe | U23 | -1 | | Rossendale | Stretford | 1 May 12 | |
| 764 | 2:00.25 | i | | 1:57.69 | | Abraham Brown | U20 | -5 | Peter Barry | Harrow | Lee Valley | 29 Jan 12 | |
| 764 | 2:00.25 | | | 2:00.25 | PB | Ryan Blackwell | U17 | -6 | John Bradshaw | Liverpool Pembroke Sefton | Stretford | 7 Aug 12 | |
| 766 | 2:00.26 | | | 1:58.88 | | Jacob Rainier | U17 | -6 | Trevor Raggett | Windsor Slough Eton & Hounslow | Kingston | 12 May 12 | |
| 766 | 2:00.26 | | | 2:00.26 | PB | Richard Holt | U23 | -1 | Lee Ness | City of Salisbury | Horspath | 15 Aug 12 | |
| 766 | 2:00.26 | | | 1:57.1 | | Alec Finch | U20 | -6 | | Thurrock | Watford | 22 Aug 12 | |
| 769 | 2:00.28 | | | 1:56.88 | | William Pinder | U20 | -5 | Steve Mann | Ealing Southall & Middx | Mile End | 12 May 12 | |
| 770 | 2:00.29 | | | 2:00.29 | PB | Ben Stafford | U20 | -5 | | Victoria Park City of Glasgow | Stretford | 26 Jun 12 | |
| 771 | 2:00.30 | | | 1:53.01 | | Paul Clarke | | 10 | Steve Perks | Carmarthen | Loughborough | 16 May 12 | |
| 771 | 2:00.30 | | | 2:00.30 | PB | Oliver Taylor | U20 | -4 | | Blackheath & Bromley | Bromley | 9 Jul 12 | |
| 773 | 2:00.3 | | | 1:59.7 | | Carl Palin | U20 | -5 | Tim Higman | St. Albans AC | Watford | 21 Apr 12 | |
| 773 | 2:00.3 | | | 2:00.2 | | Alex Carter | U17 | -7 | Adrian Clover | Team Bath | Tidworth | 13 May 12 | |
| 773 | 2:00.3 | | | 2:00.3 | PB | Tom Bennett | U20 | -5 | Helen Dobinson | Andover | Harrow | 19 May 12 | |
| 773 | 2:00.3 | | | 1:59.15 | | Isaac Nahoor | U23 | -2 | | Wycombe | Hemel Hempstead | 19 May 12 | |
| 773 | 2:00.3 | | | 1:56.11 | | James Bleakley | V35 | 14 | | Trafford | Bolton | 26 May 12 | |
| 773 | 2:00.3 | | | 1:53.06 | | Adam Watt | | 6 | | Birchfield H | Birmingham (Un) | 30 May 12 | |
| 773 | 2:00.3 | | | 1:57.58 | | Alastair Stanley | U17 | -6 | Rob McLennan | Garscube | Linwood | 30 May 12 | |
| 773 | 2:00.3 | | | 1:53.6 | | Gregory Jayasuriya | | 3 | | Middlesbrough & Cleveland | Middlesbrough | 3 Jul 12 | |
| 773 | 2:00.3 | | | 1:57.37 | | Nyle Clinton | U20 | -6 | Bryan Clinton | Swindon | Woking | 1 Aug 12 | |
| 782 | 2:00.31 | | | 1:59.49 | | James Douglas | | 5 | Andrew Henderson | Border | Stretford | 26 Jun 12 | |
| 783 | 2:00.34 | | | 1:58.56 | | Laurie Probert | U20 | -5 | Mark Hookway | Tonbridge | Tonbridge | 1 May 12 | |
| 783 | 2:00.34 | | | 1:55.47 | | Adam Varvel | U20 | -4 | | Brunel Uni London | Watford | 22 Aug 12 | |
| 785 | 2:00.36 | | | 1:57.39 | | Dylan Love | U17 | -6 | Mark Baddeley | Lincoln Wellington | Stretford | 4 Sep 12 | |
| 786 | 2:00.37 | | | 1:59.71 | | Robert Parkinson | U20 | -6 | John Bradshaw | Liverpool Pembroke Sefton | Stretford | 26 Jun 12 | |
| 786 | 2:00.37 | | | 1:53.65 | | Daniel Neal | U17 | -7 | Andy Bibby | Preston | Stretford | 24 Jul 12 | |
| 786 | 2:00.37 | | | 1:58.10 | | Samuel Millar | V35 | 13 | | Ballymena & Antrim | Dublin (S), IRL | 25 Jul 12 | |
| 789 | 2:00.40 | i | | 2:00.40i | PB | Matthew Pontifex | U20 | -4 | Philip Hicken | Warrington AC | Sheffield | 15 Jan 12 | |
| 790 | 2:00.4 | | | 1:55.92 | | Carl Yates | U23 | -3 | Stevan Dokic | Hillingdon | Battersea Park | 19 May 12 | |
| 790 | 2:00.4 | | | 2:00.4 | PB | Ross Connelly | U23 | -3 | Graham Richmond | Kilmarnock | Linwood | 30 May 12 | |
| 790 | 2:00.4 | | | 2:00.4 | PB | Dean Moore | | 12 | Stan Markley | North York Moors | Durham | 4 Jun 12 | |
| 790 | 2:00.4 | | | 1:54.24 | | Aaron Phelps | U20 | -4 | Christopher Frapwell | Stroud | Cheltenham | 4 Jul 12 | |
| 790 | 2:00.4 | | | 2:00.4 | PB | Anthony Valentine | V35 | 15 | | Bolton | Leigh | 18 Aug 12 | |
| 795 | 2:00.41 | | | 1:55.4 | | Simon Dill | | 1 | Howard Moscrop | Swindon | Watford | 22 Aug 12 | |
| 796 | 2:00.43 | i | | 1:58.01 | | Matthew O'Connor | U20 | -6 | Jack Howey | Wakefield | Sheffield | 15 Jan 12 | |
| 2:01.5 | | | | | | | | | | Halifax | 5 Aug 12 | |
| 796 | 2:00.43 | | | 1:52.77 | | Jonathan Currie | U17 | -7 | Peter Venus | Tynedale | Gateshead | 15 Aug 12 | |
| 798 | 2:00.47 | | | 2:00.47 | PB | Christopher Atkinson | V40 | 23 | | Wakefield | Don Valley | 22 Apr 12 | |
| 798 | 2:00.47 | | | 1:59.6 | | Nick Thorn | U20 | -4 | | City of Portsmouth | Basingstoke | 18 Jul 12 | |
| 798 | 2:00.47 | | | 2:00.47 | PB | Nathan Udall | U17 | -6 | Paul Hayes | Coventry | Coventry | 25 Jul 12 | |
| 801 | 2:00.5 | | | 1:59.29 | | Chris Bennet | U20 | -4 | | Crewe & Nantwich | Connah's Quay | 21 Apr 12 | |
| 801 | 2:00.5 | | | 1:56.3 | | Charles Pasco | U17 | -6 | Stephen Shaw | New Marske | York | 6 May 12 | |
| 801 | 2:00.5 | | | 2:00.5 | PB | Ludo Goodliffe | U20 | -5 | David Leach | Lewes | Crawley | 12 May 12 | |
| 801 | 2:00.5 | | | 1:50.56 | | Ryan Green | U15 | -9 | Mike Bateman | Morpeth | Durham | 4 Jun 12 | |
| 801 | 2:00.5 | | | 1:55.90 | | Liam McNabola | | 3 | | Luton | Luton | 9 Jun 12 | |
| 801 | 2:00.5 | | | 1:56.0 | | James Taylor | U15 | -9 | David Jeffs | Wirral | Wigan | 30 Jun 12 | |
| 801 | 2:00.5 | | | 1:55.22 | | Georges Vacharopoulos | U20 | -4 | Paul Hayes | Blackheath & Bromley | Eltham | 18 Jul 12 | |
| 801 | 2:00.5 | | | 1:57.3 | | Stephen Parkes | U23 | -3 | Martin Knowles | Tamworth | Bromsgrove | 4 Aug 12 | |
| 809 | 2:00.53 | | | 1:56.9 | | Jack Bancroft | | 2 | | Wells City | Basingstoke | 26 May 12 | |
| 809 | 2:00.53 | | | 2:00.41 | | Sam Cruickshank | V35 | 13 | | Woodstock | Horspath | 19 Sep 12 | |
| 811 | 2:00.54 | | | 1:57.96 | | Richard Kinnersley | | 6 | | Reading AC | Bournemouth | 28 Jul 12 | |
| 812 | 2:00.57 | | | 2:00.57 | PB | Vladimir Woodham-Smith | U20 | -5 | | Belgrave | Battersea Park | 4 Jul 12 | |
| 812 | 2:00.57 | | | 1:57.76 | | Matthew Bennett | | 2 | Roderick Lock | Southampton | Basingstoke | 18 Jul 12 | |
| 812 | 2:00.57 | | | 1:55.12 | | Joe Wilkinson | U17 | -7 | Mark Baddeley | Lincoln Wellington | Stretford | 4 Sep 12 | |
| 815 | 2:00.60 | | | 2:00.60 | PB | Tom Hole | U20 | -4 | | Yeovil | Millfield | 7 May 12 | |
| 816 | 2:00.6 | | | 2:00.6 | PB | Matthew Coulthard | U20 | -6 | David Matthews | Shildon | Jarrow | 23 May 12 | |
| 816 | 2:00.6 | | | 1:56.34 | | Andrew Mapstone | | 2 | Adrian Webb | Yeovil | Bracknell | 9 Jun 12 | |
| 816 | 2:00.6 | | | 1:58.08 | | Rawlston Morian | | 1 | Peter Boxshall | Kent | Carshalton (Match 2) | 30 Jun 12 | |
| 816 | 2:00.6 | | | 2:00.6 | PB | Luke Montgomery | | 5 | John Montgomery | Corby | Corby | 23 Aug 12 | |
| 816 | 2:00.6 | | | 2:00.6 | PB | Kyle Readdin | U23 | -3 | | Crewe & Nantwich | Warrington | 26 Aug 12 | |
| 816 | 2:00.6 | | | 1:53.92 | | Martainn Ramsay | U20 | -4 | | City of Norwich | Norwich | 1 Sep 12 | |
| 816 | 2:00.6 | | | 2:00.6 | PB | Dereece O'Callaghan | U17 | -7 | Jane Dixon | Shaftesbury Barnet | Sandy | 29 Sep 12 | |
| 823 | 2:00.61 | | | 1:58.88 | | Howard Thompson | U23 | -3 | Samantha Hodges | Kingston upon Hull | Loughborough | 13 Jun 12 | |
| 823 | 2:00.61 | | | 2:00.61 | PB | Mirhire Overo-Tarimo | | | | Belgrave | Battersea Park | 4 Jul 12 | |
| 825 | 2:00.62 | | | 1:43.95 | | Daniel Rowden | U15 | -8 | Richard Thurston | Woodford Green Essex Ladies | Woodford | 19 Jun 12 | |
| 826 | 2:00.63 | | | 2:00.63 | PB | Joe Morris | U20 | -5 | | Oswestry | Cosford | 21 Apr 12 | |
| 827 | 2:00.64 | | | 1:59.23 | | John Howe | | 13 | | Trafford | Stretford | 21 Aug 12 | |
| 828 | 2:00.65 | | | 1:59.04 | | Louis Gardner | U20 | -4 | Michael Thompson | City of Sheffield | Cudworth | 12 May 12 | |
| 829 | 2:00.66 | i | | 1:58.29 | | Craig J Hudson | | 1 | | Newport H | Birmingham | 8 Feb 12 | |
| 829 | 2:00.66 | | | 1:59.4 | | Alex Cloona | U20 | -4 | Simon Doyle | Herts Phoenix | Watford | 11 Jul 12 | |
| 831 | 2:00.67 | i | | 2:00.67i | PB | Callem Forde | | 2 | Roger Binks | Charnwood | Birmingham | 11 Feb 12 | |
| 832 | 2:00.68 | | | 1:59.09 | | Sam Hudson | U20 | -4 | | Invicta East Kent | Ashford | 12 May 12 | |
| 832 | 2:00.68 | | | 2:00.48 | | Harvey O'Brart | U17 | -7 | Vaughan Tayler | Watford | Watford | 13 Jun 12 | |
| 832 | 2:00.68 | | | 2:00.68 | PB | Tom Reilly | U20 | -4 | | Luton | Watford | 11 Jul 12 | |
| 835 | 2:00.70 | | | 2:00.70 | PB | Graeme Tinkler | U17 | -6 | | Newton Abbot | Exeter | 31 Jul 12 | |
| 836 | 2:00.7 | | | 2:00.7 | PB | Jason Conchie | U23 | -3 | | Hyndburn | Blackpool | 13 May 12 | |
| 836 | 2:00.7 | | | 2:00.7 | PB | Ben Penty | | | | Walton | Harrow | 19 May 12 | |
| 836 | 2:00.7 | | | 1:55.3 | | Elliott Hardee | U20 | -4 | | Newport H | Newport | 27 Jun 12 | |
| 836 | 2:00.7 | | | 1:57.9 | | Chris Baber | U23 | -2 | | Tynedale | Hexham | 30 Jun 12 | |
| 836 | 2:00.7 | | | 1:58.04 | | Andrew Warburton | U23 | -1 | | Notts | Perivale | 1 Sep 12 | |
| 841 | 2:00.71 | | | 2:00.71 | PB | Tom Magee | U20 | -6 | Mark Kirk | Lagan Valley | Dublin (I), IRL | 30 Jun 12 | |
| 842 | 2:00.74 | | | 1:58.31 | | Martin Broderick | | 4 | | Basingstoke & Mid Hants | Watford | 13 Jun 12 | |
| 842 | 2:00.74 | | | 1:54.53 | | Luca Chiossone | U17 | -7 | Ian Byett | Basingstoke & Mid Hants | Basingstoke | 18 Jul 12 | |
| 842 | 2:00.74 | | | 2:00.74 | PB | Robbie Costello | U20 | -4 | John Stephenson | Gateshead | Hendon | 28 Jul 12 | |
| 845 | 2:00.75 | | | 1:57.97 | | Nathan Tipping | U17 | -6 | Andrew Carter | Vale Royal | Stretford | 24 Jul 12 | |
| 846 | 2:00.76 | | | 1:58.34 | | Ciaran Walsh | U23 | -2 | Christopher Mulvaney | Liverpool RC | Stretford | 21 Aug 12 | |
| 847 | 2:00.77 | | | 1:55.88 | | David Rich | U20 | -4 | Paul Roden | Sale Harriers Manchester | Stretford | 7 Aug 12 | |
| 848 | 2:00.79 | | | 1:53.74 | | Declan Murray | U23 | -1 | | Macclesfield | Edinburgh | 13 May 12 | |
| 849 | 2:00.8 | | | 2:00.8 | PB | Charlie Smith | U20 | -4 | Stephen McLennan | Windsor Slough Eton & Hounslow | Eton | 5 May 12 | |
| 849 | 2:00.8 | | | 1:59.93 | | Rob Thompson | U23 | -2 | Stevan Dokic | Hillingdon | Battersea Park | 19 May 12 | |
| 849 | 2:00.8 | | | 1:53.75 | | Kieran Wood | U17 | -6 | | Cambridge & Coleridge | Cambridge | 29 Jul 12 | |
| 852 | 2:00.81 | | | 1:58.64 | | Matthew Sheen | U17 | -7 | Andrew Carter | Vale Royal | Stretford | 12 Jun 12 | |
| 852 | 2:00.81 | | | 2:00.81 | PB | Josh Tighe | | 3 | Greg Hull | Salford H | Stretford | 12 Jun 12 | |
| 854 | 2:00.82 | | | 1:59.8 | | Rory Grant | U20 | -4 | David Lawrence | Rugby & Northampton | Peterborough | 21 Jul 12 | |
| 854 | 2:00.82 | | | 1:55.88 | | Matthew Bayliss | U23 | -1 | | BRAT | Coventry | 25 Jul 12 | |
| 856 | 2:00.84 | | | 1:59.48 | | Michael Christoforou | U23 | -3 | Malcolm Blackmore | Enfield & Haringey | Lee Valley | 14 Apr 12 | |
| 856 | 2:00.84 | | | 2:00.84 | PB | James Kelly | | 7 | | Belgrave | Madrid, ESP | 7 Jul 12 | |
| 856 | 2:00.84 | | | 1:50.88 | | Daniel Eeles | U17 | -8 | Alan Swetman | Horsham Blue Star | Crawley | 27 Aug 12 | |
| 859 | 2:00.86 | i | | 2:00.86i | PB | Richard Bowman | U23 | -3 | | Coventry | Sheffield | 15 Jan 12 | |
| 2:01.72 | | | | | | | | | | Don Valley | 22 Apr 12 | |
| 860 | 2:00.88 | | | 2:00.88 | PB | Chris Middleton | U20 | -6 | Paul Roden | Sale Harriers Manchester | Stretford | 10 Jul 12 | |
| 860 | 2:00.88 | | | 1:58.66 | | Jamie Finnigan | U17 | -7 | Noel Stoddart | Windsor Slough Eton & Hounslow | Watford | 22 Aug 12 | |
| 862 | 2:00.89 | | | 2:00.89 | PB | Robert Churchill | U20 | -4 | Callum Orr | Swindon | Loughborough | 13 Jun 12 | |
| 863 | 2:00.90 | | | 2:00.2 | | Matt Suter | U23 | -2 | David Leach | Lewes | Brighton | 30 May 12 | |
| 864 | 2:00.9 | | | 2:00.4 | | Dean Frost | U17 | -6 | | Colchester & Tendring | Watford | 21 Apr 12 | |
| 865 | 2:00.92 | | | 2:00.92 | PB | Dalton McGuigan | U20 | -6 | Peter Barry | Harrow | Watford | 22 Aug 12 | |
| 866 | 2:00.93 | | | 1:54.06 | | Paul Tobin | U20 | -5 | Kevin Tobin | Swansea | Cwmbran | 27 May 12 | |
| 866 | 2:00.93 | | | 1:56.2 | | Lewis Boyle | U17 | -6 | | Victoria Park City of Glasgow | Edinburgh | 27 May 12 | |
| 868 | 2:00.94 | | | 1:49.66 | | Ben Rochford | U17 | -7 | Vaughan Tayler | Watford | Watford | 12 May 12 | |
| 869 | 2:00.95 | | | 1:59.0 | | Aaron Shepherd | | 2 | | Nene Valley | Derby | 27 May 12 | |
| 869 | 2:00.95 | | | 2:00.95 | PB | Iain Little | U20 | -4 | Aaron Thomas | Wakefield | Edinburgh | 12 Aug 12 | |
| 869 | 2:00.95 | | | 2:00.95 | PB | Daniel Thorne | U23 | -1 | Rob McKim | Reading AC | Watford | 22 Aug 12 | |
| 872 | 2:00.96 | i | | 2:00.96i | PB | Oliver Ager | U23 | -3 | | Taunton | Birmingham | 19 Feb 12 | |
| 2:01.56 | | | | | | | | | | Exeter | 14 Apr 12 | |
| 872 | 2:00.96 | | | 2:00.96 | PB | Matthew Blackwell | U17 | -7 | | Deeside AAC | Stretford | 29 May 12 | |
| 872 | 2:00.96 | | | 1:59.97 | | Martin Johnson | | 5 | Roderick Lock | Southampton | Brighton | 30 May 12 | |
| 872 | 2:00.96 | | | 1:47.76 | | Ben Greenwood | U15 | -9 | Catriona Tavendale | Perth Strathtay | Grangemouth | 26 Aug 12 | |
| 876 | 2:00.98 | i | | 1:57.11 | | Jake Thomas | U17 | -7 | | Livingston | Glasgow | 3 Mar 12 | |
| 2:01.24 | | | | | | | | | | Glasgow (S) | 29 Jun 12 | |
| 877 | 2:01.0 | | | 1:57.83 | | Josh Knight | U17 | -6 | Barry Hearn | Marshall Milton Keynes | Welwyn | 6 Apr 12 | |
| 877 | 2:01.0 | | | 2:01.0 | PB | Michael Craven | U20 | -6 | George Skafidas | Nene Valley | Grantham | 12 May 12 | |
| 877 | 2:01.0 | | | 2:01.0 | PB | Daniel Rebeiro | U20 | -4 | | Solihull & Small Heath | Birmingham (Un) | 30 May 12 | |
| 877 | 2:01.0 | | | 2:01.0 | PB | Nathan Staniford | U17 | -7 | | Chesterfield | Derby | 16 Jun 12 | |
| 877 | 2:01.0 | | | 1:57.38 | | Harry Mahoney | U17 | -7 | Andrew Beadle | Cheltenham | Cheltenham | 4 Jul 12 | |
| 877 | 2:01.0 | | | 1:56.00 | | Sam Davies | U20 | -4 | | Tipton | Leamington | 4 Aug 12 | |
| 877 | 2:01.0 | | | 1:52.17 | | Paige Haines | U23 | -1 | | Newham & Essex Beagles | Kettering | 19 Aug 12 | |
| 877 | 2:01.0 | | | 1:58.2 | | Marc Hartley | | 4 | John Danahay | Staffordshire Moorlands | Stoke | 26 Aug 12 | |
| 885 | 2:01.01 | | | 2:01.01 | PB | Edward Baber | | 1 | | Southampton | Basingstoke | 18 Jul 12 | |
| 886 | 2:01.03 | | | 2:01.03 | PB | Jacob Wright | U20 | -4 | Mark Baddeley | Lincoln Wellington | Stretford | 4 Sep 12 | |
| 887 | 2:01.04 | | | 2:01.04 | PB | Matt Rozee | U23 | -2 | | Reading Uni | Bromley | 9 Jul 12 | |
| 888 | 2:01.06 | | | 2:01.06 | PB | Niall Curley | U17 | -6 | | Fife | Edinburgh | 12 Aug 12 | |
| 889 | 2:01.08 | | | 2:00.13 | | Korey Hallett-Blanch | U17 | -6 | George Cooper | City of Stoke | Stretford | 12 Jun 12 | |
| 889 | 2:01.08 | | | 2:01.08 | PB | Adam Omisore | | 5 | Todd Bennett | Southampton | Basingstoke | 18 Jul 12 | |
| 889 | 2:01.08 | | | 1:56.72 | | Nick Hardy | U23 | -3 | Aaron Thomas | Birchfield H | Coventry | 25 Jul 12 | |
| 892 | 2:01.09 | | | 2:01.09 | PB | Dominic Oliver | U17 | -6 | Tim Ash | Great Yarmouth | Watford | 13 Jun 12 | |
| 893 | 2:01.1 | | | 2:01.1 | PB | Henry Young | U20 | -5 | | Sussex Schs | Crawley | 16 Jun 12 | |
| 893 | 2:01.1 | | | 2:01.1 | PB | Darrellon Holding | U20 | -4 | Tim Needham | Nene Valley | Peterborough | 6 Sep 12 | |
| 895 | 2:01.11 | | | 2:00.94 | | Daniel Green | U23 | -2 | | Ipswich | Olympic Park | 5 May 12 | |
| 895 | 2:01.11 | | | 1:54.11 | | Dan Riddington | U17 | -8 | | Bracknell AC | Basingstoke | 18 Jul 12 | |
| 897 | 2:01.12 | | | 2:01.12 | PB | Darryl Loveland | U23 | -1 | Mark Baddeley | Lincoln Wellington | Stretford | 26 Jun 12 | |
| 898 | 2:01.13 | | | 1:54.9 | | Sam Sommerville | U15 | -8 | Annette Weale | Yeovil | Gateshead | 7 Jul 12 | |
| 899 | 2:01.14 | | | 1:55.32 | | Callum Todd | U20 | -6 | | Windsor Slough Eton & Hounslow | Watford | 4 Apr 12 | |
| 899 | 2:01.14 | | | 2:01.14 | PB | Tom Rawet | U20 | -5 | Peter Meredith | Cornwall AC | Millfield | 7 May 12 | |
| 901 | 2:01.16 | | | 2:01.16 | PB | Glen Cairns | U17 | -6 | | Orchard County | Belfast | 12 Apr 12 | |
| 902 | 2:01.18 | | | 2:01.18 | PB | Korey Blanch-Hallett | U17 | -6 | | City of Stoke | Loughborough | 27 May 12 | |
| 903 | 2:01.19 | | | 1:54.84 | | Neil Johnston | U20 | -4 | Mark Kirk | Springwell | Belfast | 12 Apr 12 | |
| 904 | 2:01.20 | | | 1:59.51 | | Liam Blaikie | U20 | -4 | Richard Thurston | Woodford Green Essex Ladies | Eltham | 23 May 12 | |
| 904 | 2:01.20 | | | 1:48.88 | | Nathan Gillis | U17 | -8 | Nicholas Bull | Team Kennet | Basingstoke | 30 May 12 | |
| 904 | 2:01.20 | | | 2:01.20 | PB | Iain Robertson | | 12 | | Clydesdale | Gothenborg, SWE | 8 Jul 12 | |
| 904 | 2:01.20 | | | 2:00.71 | | Ben Priddle | U17 | -6 | Rob McKim | Reading AC | Watford | 22 Aug 12 | |
| 908 | 2:01.2 | | | 2:01.2 | PB | Leslie Odamtten-Addy | | 3 | | Shaftesbury Barnet | Hornchurch | 1 Apr 12 | |
| 908 | 2:01.2 | | | 1:57.11 | | Jack McMullen | U20 | -4 | Paul Hawkins | Stratford-upon-Avon | Yate | 5 May 12 | |
| 908 | 2:01.2 | | | 1:52.13 | | Gilbert Grundy | | 1 | Alli Crossman | Woking | Hemel Hempstead | 19 May 12 | |
| 908 | 2:01.2 | | | 1:59.31 | | Andy Cracknell | | 6 | | Dacorum | Wormwood Scrubs | 14 Jul 12 | |
| 912 | 2:01.21 | | | 1:55.93i | | Max Roberts | | 2 | Martin Tarsey | Basingstoke & Mid Hants | Watford | 11 Jul 12 | |
| 913 | 2:01.22 | | | 2:00.13 | | Jack Donnelly | U20 | -6 | Blake Ellis | East Cheshire | Stretford | 24 Jul 12 | |
| 914 | 2:01.23 | | | 1:55.38 | | Louis Wrigley | U20 | -5 | | City of Stoke | Stretford | 4 Sep 12 | |
| 915 | 2:01.25 | | | 2:00.80 | | Chris Dunne | V35 | 15 | Stan Markley | North York Moors | Gateshead | 15 Aug 12 | |
| 916 | 2:01.28 | i | | 1:57.51 | | Michael Evans | U23 | -1 | | Southport Waterloo | Sheffield | 25 Feb 12 | |
| 917 | 2:01.30 | | | 1:50.15 | | James Fradley | U15 | -9 | Simon Fradley | Newcastle (Staffs) | Stretford | 4 Sep 12 | |
| 918 | 2:01.3 | | | 1:57.25 | | Chris Spinks | U20 | -5 | Michael Williams | Havant | Portsmouth | 29 Apr 12 | |
| 918 | 2:01.3 | | | 1:58.79 | | Luke Dawson | U20 | -6 | | Invicta East Kent | Canterbury | 1 May 12 | |
| 918 | 2:01.3 | | | 2:01.3 | PB | Johnnie Bland | U20 | -5 | Maurice Sharp | Hercules Wimbledon | Tooting Bec | 4 Jun 12 | |
| 918 | 2:01.3 | | | 1:56.0 | | Jamie Clements | | 1 | Kenny Clements | East Kilbride | Crownpoint | 21 Aug 12 | |
| 922 | 2:01.31 | i | | 1:58.1 | | Daniel Barry | | 2 | | Trafford | Sheffield | 8 Jan 12 | |
| 922 | 2:01.31 | | | 1:55.75 | | Michael Costante | U17 | -7 | | Notts | Gateshead | 6 Jul 12 | |
| 922 | 2:01.31 | | | 2:00.9 | | Eoghan Furey | V35 | 14 | | City of Derry | Zittau, GER | 22 Aug 12 | |
| 925 | 2:01.36 | i | | 1:56.24 | | James Foley | | 2 | | Victoria Park & Tower Hamlets | Lee Valley | 4 Mar 12 | |
| 2:01.5 | | | | | | | | | | Bedford | 5 May 12 | |
| 926 | 2:01.37 | | | 1:54.96 | | Owen Haswell | U20 | -4 | Arwyn Davies | Cardiff | Birmingham (Un) | 20 Jun 12 | |
| 927 | 2:01.40 | | | 1:58.66i | | Michael Porter | U20 | -5 | Garry Porter | Colchester & Tendring | Chelmsford | 12 May 12 | |
| 927 | 2:01.40 | | | 1:54.12 | | Cameron McKie | U17 | -7 | Gordon Palmer | West Suffolk | Milton Keynes | 19 May 12 | |
| 929 | 2:01.4 | | | 1:58.54 | | Elliott Jackson | U23 | -2 | Graham Hall | New Marske | Whitley Bay | 26 May 12 | |
| 929 | 2:01.4 | | | 1:56.9 | | James McKenzie | U17 | -6 | | Chichester | Portsmouth | 17 Jun 12 | |
| 929 | 2:01.4 | | | 1:55.7 | | Adem Omar | | 10 | | Andover | Chelmsford | 14 Jul 12 | |
| 929 | 2:01.4 | | | 2:00.7 | | Connor Davies | U17 | -7 | Kevin Tobin | Swansea | Swansea | 26 Aug 12 | |
| 933 | 2:01.43 | | | 1:59.5 | | David Allworthy | V35 | 14 | | Colchester H | Watford | 22 Aug 12 | |
| 934 | 2:01.44 | | | 1:59.6 | | Matt Hamilton | | 6 | David Rice | Herts Phoenix | Parliament Hill | 28 Apr 12 | |
| 935 | 2:01.45 | | | 2:01.03i | | Adrian Haines | V45 | 23 | John Shelton | Crawley | Zittau, GER | 24 Aug 12 | |
| 936 | 2:01.46 | | | 1:58.1 | | Robbie Ingham | U20 | -5 | Stephen John Priestley | Kendal | Stretford | 12 Jun 12 | |
| 936 | 2:01.46 | | | 1:57.81 | | Sandy Kelly | U17 | -6 | Andy Bibby | Preston | Stretford | 26 Jun 12 | |
| 938 | 2:01.47 | | | 2:01.47 | PB | Anas Nfaou | U20 | -5 | | Shetland | Inverness | 12 May 12 | |
| 938 | 2:01.47 | | | 1:53.31 | | Aaron Cooper | U17 | -7 | Luke Gunn | Herts Phoenix | Bromley | 22 Jul 12 | |
| 940 | 2:01.48 | | | 2:00.89 | | Oscar Tully | U20 | -5 | Mark Brace | North Devon | Exeter | 31 Jul 12 | |
| 941 | 2:01.50 | | | 2:01.50 | PB | Andrew Sweeney | | 1 | Roderick Lock | Southampton | Eltham | 20 Jun 12 | |
| 942 | 2:01.5 | | | 1:57.7 | | John Brierly | | 2 | Cy Knibb | Bristol & West | Yate | 15 Apr 12 | |
| 942 | 2:01.5 | | | 1:58.49 | | Jack Morris | U20 | -4 | David Turnbull | Stockport | Salford | 5 May 12 | |
| 942 | 2:01.5 | | | 2:01.5 | PB | Carsten Adams | U20 | -5 | Andrew Beadle | Cheltenham | Cheltenham | 4 Jul 12 | |
| 942 | 2:01.5 | | | 1:58.2 | | Andy Dobson | | 9 | Kevin Reynolds | Huntingdonshire | Bury St Edmunds | 1 Sep 12 | |
| 942 | 2:01.5 | | | 1:55.6 | | Peter Straiton | V35 | 15 | | Corby | Milton Keynes | 9 Sep 12 | |
| 947 | 2:01.53 | | | 1:51.50 | | Charlie Baldwin | U17 | -6 | Alan Easey | Worthing | Brighton | 30 May 12 | |
| 947 | 2:01.53 | | | 2:01.53 | PB | Michael Randall | U20 | -4 | | Bracknell AC | Watford | 11 Jul 12 | |
| 949 | 2:01.55 | | | 2:01.5 | | Sam Storey | U20 | -5 | Patrick Miller | Barrow & Furness | Stretford | 12 Jun 12 | |
| 950 | 2:01.57 | | | 2:00.2 | | Bradley Traviss | U20 | -6 | | Halifax | Wakefield | 20 Jun 12 | |
| 950 | 2:01.57 | | | 1:57.66 | | Sam Ashcroft | U23 | -1 | Steve Mann | Ealing Southall & Middx | Watford | 11 Jul 12 | |
| 952 | 2:01.58 | | | 1:56.3 | | Bradley Yates | U15 | -8 | Andy Bibby | Preston | Hull | 15 Jul 12 | |
| 952 | 2:01.58 | | | 1:55.23 | | Adam Thorpe | U17 | -7 | George Harrison | Shaftesbury Barnet | Watford | 22 Aug 12 | |
| 954 | 2:01.59 | | | 2:00.86 | | Adam Villard | U20 | -4 | | St. Mary's Richmond | Watford | 22 Aug 12 | |
| 955 | 2:01.6 | | | 1:56.99 | | Thomas Kearns | U20 | -4 | Max Coleby | Luton | Welwyn | 6 Apr 12 | |
| 955 | 2:01.6 | | | 1:57.38 | | Niall Cullen | U20 | -6 | Christopher Mulvaney | Southport Waterloo | Stretford | 5 May 12 | |
| 955 | 2:01.6 | | | 1:49.89 | | Adam Wright | U17 | -7 | Nicholas Garner | Rugby & Northampton | Leamington Spa | 16 Jun 12 | |
| 955 | 2:01.6 | | | 1:50.0 | | Steven Baldock | V40 | 21 | | Hastings AC | Horsham | 19 Aug 12 | |
| 955 | 2:01.6 | i | | 2:01.6i | PB | Adam Atkins | U20 | -4 | | South London | Lee Valley | 5 Dec 12 | |
| 960 | 2:01.62 | | | 2:01.01 | | Maxi Walmsley-Pledl | U20 | -5 | | Armagh | Belfast | 12 Apr 12 | |
| 961 | 2:01.66 | | | 2:01.66 | PB | Paddy Jumelle | V35 | 14 | | Corstorphine | Glasgow (S) | 2 Jun 12 | |
| 962 | 2:01.67 | | | 2:01.67 | PB | Daniel Moreton | U17 | -6 | | Barnsley AC | Stretford | 12 Jun 12 | |
| 963 | 2:01.69 | | | 2:01.69 | PB | Chris Manning | U17 | -6 | Adrian Webb | Liverpool H | Stretford | 7 Aug 12 | |
| 964 | 2:01.7 | | | 2:00.3 | | Jack Humphreys | U20 | -4 | Gordon Manning | Radley | Abingdon | 19 May 12 | |
| 964 | 2:01.7 | | | 1:51.16 | | Joe Saissi | U20 | -5 | Stevan Dokic | Hillingdon | Perivale | 18 Aug 12 | |
| 964 | 2:01.7 | | | 1:59.6 | | Cameron Knapp | U20 | -6 | Mark Hookway | Tonbridge | Osterley | 1 Sep 12 | |
| 964 | 2:01.7 | | | 2:01.7 | PB | Sean Perkins | U23 | -1 | | Rushcliffe | Grantham | 2 Sep 12 | |
| 968 | 2:01.71 | | | 2:01.1 | | Robert Smith | U23 | -1 | | Notts | Tooting Bec | 18 Aug 12 | |
| 969 | 2:01.72 | | | 1:56.18 | | Jamie Dee | U15 | -8 | Simon Doyle | Shaftesbury Barnet | Watford | 12 May 12 | |
| 969 | 2:01.72 | | | 2:01.72 | PB | Alex Muir | U23 | -2 | Mark Pollard | Newbury | Basingstoke | 18 Jul 12 | |
| 971 | 2:01.77 | | | 1:52.12 | | Sam Harding | U20 | -6 | | Wells City | Exeter | 31 Jul 12 | |
| 971 | 2:01.77 | | | 2:01.77 | PB | Adam Jamson | U17 | -7 | Joe Galvin | Leigh | Stretford | 5 Aug 12 | |
| 973 | 2:01.79 | | | 2:01.59 | | Cathal Logue | | 9 | | Serpentine | Antrim | 10 Jun 12 | |
| 973 | 2:01.79 | | | 1:57.68 | | Cameron Mackie | U20 | -4 | Graham Richmond | Kilmarnock | Glasgow (S) | 29 Jun 12 | |
| 975 | 2:01.8 | | | 2:01.8 | PB | Peter Jake | | | | Sheffield Uni | Nottingham | 1 Apr 12 | |
| 975 | 2:01.8 | | | 1:53.22 | | Greg Louden | U23 | -3 | Dave Finlayson | Lasswade | East Kilbride | 29 Apr 12 | |
| 975 | 2:01.8 | | | 1:57.66 | | James McCarthy | U23 | -3 | Jon Bigg | Brighton & Hove | Crawley | 12 May 12 | |
| 975 | 2:01.8 | | | 1:56.74 | | Josh Keisler | U20 | -6 | | St. Mary's Richmond | Crawley | 16 Jun 12 | |
| 975 | 2:01.8 | | | 1:55.10 | | William Christofi | U20 | -5 | David Bedwell | Bristol & West | Stoke Gifford | 14 Aug 12 | |
| 975 | 2:01.8 | | | 2:01.8 | PB | Matthew Sogbanmu | | 9 | Andy Young | Garscube | Crownpoint | 21 Aug 12 | |
| 975 | 2:01.8 | | | 1:53.94 | | Stephen Allen | V40 | 22 | | Law | Crownpoint | 21 Aug 12 | |
| 975 | 2:01.8 | | | 1:50.24 | | Ben Potrykus | U17 | -7 | | Pitreavie | Dundee | 2 Sep 12 | |
| 983 | 2:01.83 | | | 1:52.89 | | Allan Ramsay | U23 | -1 | | Victoria Park City of Glasgow | Edinburgh | 21 Apr 12 | |
| 984 | 2:01.84 | | | 1:54.27 | | Dave McKinlay | | 6 | | Blackheath & Bromley | Glasgow | 30 Jun 12 | |
| 985 | 2:01.87 | | | 2:01.87 | PB | Adam Howarth | U20 | -6 | Joe Galvin | Leigh | Stretford | 4 Sep 12 | |
| 986 | 2:01.88 | i | | 1:57.41 | | Christian Roberts | U23 | -1 | Derek Redmond | Huntingdonshire | Lee Valley | 15 Jan 12 | |
| 986 | 2:01.88 | | | 1:49.01 | | Daniel Bebbington | U17 | -7 | Andy Bibby | Preston | Stretford | 26 Jun 12 | |
| 988 | 2:01.89 | | | 1:59.7 | | William Ganley | U23 | -2 | | Wolverhampton & Bilston | Olympic Park | 5 May 12 | |
| 989 | 2:01.90 | i | | 2:01.90i | PB | Dominic Spike | | 1 | Callum Orr | Herts Phoenix | Sheffield | 15 Feb 12 | |
| 990 | 2:01.9 | | | 1:56.4 | | Paddy Clark | U17 | -6 | Trevor Muxlow | Notts | Peterborough | 20 May 12 | |
| 990 | 2:01.9 | | | 2:00.8 | | Luke Penswick | U17 | -7 | Andy Bibby | Preston | Spinkhill | 20 May 12 | |
| 990 | 2:01.9 | | | 1:56.7 | | Dominic Bill | U17 | -8 | | Halesowen | Birmingham (Un) | 30 May 12 | |
| 990 | 2:01.9 | | | 2:01.9 | PB | Eoin Corr | U17 | -6 | | Solihull & Small Heath | Coventry | 17 Jun 12 | |
| 994 | 2:01.93 | | | 2:01.93 | PB | Gordon Robertson | | 10 | | Cambuslang | Grangemouth | 6 Jun 12 | |
| 995 | 2:01.97 | | | 2:00.45 | | David Bush | U23 | -3 | Arthur Simmonds | Nene Valley | Eton | 18 Aug 12 | |
| 996 | 2:01.98 | | | 1:53.77 | | Euan Martin | U20 | -4 | David Lothian | Falkirk | Grangemouth | 6 Jun 12 | |
| 996 | 2:01.98 | | | 1:57.36i | | Sam Lacey | U20 | -6 | Geoffrey James | Birchfield H | Coventry | 25 Jul 12 | |
| 998 | 2:01.99 | | | 2:01.54 | | Adam Tofield | | 3 | | Tavistock | Exeter | 29 May 12 | |
| 999 | 2:02.00 | | | 2:02.00 | PB | Lewis Jones | U17 | -8 | | Bridgend | Cardiff | 3 Jun 12 | |
| 999 | 2:02.00 | | | 1:58.49 | | Sam Redding | U20 | -5 | Barry Hearn | Marshall Milton Keynes | Watford | 22 Aug 12 | |
| 1001 | 2:02.0 | | | 1:52.46 | | Marc Turner | V35 | 18 | Brian Worthington | Halesowen | Corby | 27 May 12 | |
| 1001 | 2:02.0 | | | 2:02.0 | PB | Ross Johnson | U17 | -8 | | Basildon | Chelmsford | 30 Jun 12 | |
| 1001 | 2:02.0 | | | 2:02.0 | PB | Josh Coles | U17 | -7 | Shane Smith | Kettering | Kettering | 21 Jul 12 | |
| 1004 | 2:02.03 | | | 1:50.34 | | Ashley Sandall | U15 | -8 | George Skafidas | Nene Valley | Stretford | 7 Aug 12 | |
| 1004 | 2:02.03 | | | 1:59.2 | | Lee Garland | V35 | 16 | | Channel Islands | St. Peter Port | 16 Aug 12 | |
| 1004 | 2:02.03 | | | 1:55.24 | | Jack Wightman | U17 | -6 | Laurence Garnham | Newquay & Par | Exeter | 2 Sep 12 | |
| 1007 | 2:02.04 | | | 2:02.04 | PB | Tyler Pritchard | U15 | -8 | Phil Banning | Cwmbran | Cardiff | 2 Jun 12 | |
| 1007 | 2:02.04 | | | 2:01.28 | | Graham Fisher | U23 | -3 | | Southampton | Milton Keynes | 1 Sep 12 | |
| 1009 | 2:02.05 | | | 1:53.10 | | Jonathon Ritter-Roberts | U20 | -5 | Rob McKim | Reading AC | Watford | 11 Jul 12 | |
| 1010 | 2:02.07 | | | 2:02.07 | PB | Callum Hall | U17 | -8 | | Devon Schs | Exeter | 23 Jun 12 | |
| 1010 | 2:02.07 | | | 2:02.07 | PB | Thomas Newnham | U17 | -7 | Geoff Watkin | Isle of Wight | Basingstoke | 18 Jul 12 | |
| 1012 | 2:02.08 | | | 1:57.60 | | Corey De'Ath | U17 | -7 | Mark Hookway | Tonbridge | Watford | 2 May 12 | |
| 1012 | 2:02.08 | | | 1:56.2 | | Simon Clarke | | 7 | | Yate | Cosford | 23 May 12 | |
| 1012 | 2:02.08 | | | 2:02.08 | PB | Joe Robinson | U20 | -6 | Michael Whittaker | Newham & Essex Beagles | Newham | 13 Jun 12 | |
| 1012 | 2:02.08 | | | 1:54.62 | | Linton Taylor | U20 | -6 | Stuart Colledge | Newark AC | Stretford | 26 Jun 12 | |
| 1016 | 2:02.09 | | | 1:55.5 | | Paul Clifford | U20 | -4 | | Darlington H | Shildon | 22 Apr 12 | |
| 1016 | 2:02.09 | | | 1:59.7 | | Michael Hoyle | U20 | -4 | | Kendal | Stretford | 12 Jun 12 | |
| 1016 | 2:02.09 | | | 2:02.09 | PB | Steven Underwood | | 3 | Roderick Lock | Southampton | Watford | 22 Aug 12 | |
| 1019 | 2:02.10 | | | 1:53.23 | | Charlie Eastaugh | U23 | -2 | | Leamington | Olympic Park | 5 May 12 | |
| 1020 | 2:02.1 | | | 1:59.32i | | Craig Morten | U20 | -5 | David Hull | Blackheath & Bromley | Hornchurch | 1 Apr 12 | |
| 1020 | 2:02.1 | | | 2:02.1 | PB | Ryan Hersom | U20 | -5 | | Basildon | Basildon | 19 May 12 | |
| 1020 | 2:02.1 | | | 2:00.7 | | Danny Parkinson | | 6 | | Kendal | Lancaster | 21 Jul 12 | |
| 1023 | 2:02.13 | | | 2:01.87 | | Jake Lacey | U17 | -6 | Andy Mitchell | Sutton-in-Ashfield | Gateshead | 6 Jul 12 | |
| 1023 | 2:02.13 | | | 1:56.8 | | Joel Mann | U15 | -9 | George Cooper | City of Stoke | Bedford | 19 Aug 12 | |
| 1025 | 2:02.14 | | | 2:02.14 | PB | Daniel Bodman | U23 | -1 | Sean Price | Aberdare Valley | Exeter | 31 Jul 12 | |
| 1026 | 2:02.15 | | | 1:58.45 | | Alex Burchill | U20 | -6 | Paul Roden | Sale Harriers Manchester | Stretford | 26 Jun 12 | |
| 1026 | 2:02.15 | | | 2:02.15 | PB | Mark Wright | V40 | 22 | | Annadale | Dublin (S), IRL | 7 Jul 12 | |
| 1028 | 2:02.16 | | | 1:55.0 | | Alex George | U17 | -7 | Kerry Newell | Gloucester | Birmingham (Un) | 20 Jun 12 | |
| 1029 | 2:02.20 | | | 2:02.20 | PB | Cameron Crowe | U17 | -8 | | Dundee Hawkhill | Grangemouth | 26 Aug 12 | |
| 1030 | 2:02.2 | | | 1:59.5 | | Adam Oxley | U17 | -6 | Andrew Railton | Kingston upon Hull | Doncaster | 6 May 12 | |
| 1030 | 2:02.2 | | | 2:02.2 | PB | Christopher Miles | U20 | -4 | | Blackheath & Bromley | Bromley | 19 May 12 | |
| 1030 | 2:02.2 | | | 2:02.2 | PB | Jonathan Nisbet | U20 | -6 | Gordon Robertson | Morpeth | Jarrow | 23 May 12 | |
| 1030 | 2:02.2 | | | 2:00.0 | | Will Wright | | 3 | | Chelmsford | Chelmsford | 9 Jun 12 | |
| 1030 | 2:02.2 | | | 1:52.59 | | Timothy Cobden | U17 | -8 | | Cambridge & Coleridge | Lee Valley | 8 Jul 12 | |
| 1030 | 2:02.2 | | | 1:57.89 | | Stanley Harrison | U17 | -6 | | Highgate | Swansea | 26 Aug 12 | |
| 1030 | 2:02.2 | | | 1:59.7 | | Ashley Waterson | U15 | -8 | Tim Ash | City of Norwich | Stevenage | 16 Sep 12 | |
| 1037 | 2:02.21 | | | 2:00.49 | | Kieran Moreland | U23 | -3 | Nadeem Shaikh | Shaftesbury Barnet | Eltham | 15 Aug 12 | |
| 1037 | 2:02.21 | | | 2:02.21 | PB | Matt Eager | U23 | -3 | Kyle Bennett | Marshall Milton Keynes | Watford | 22 Aug 12 | |
| 1039 | 2:02.22 | | | 2:00.28 | | Peter Watkeys | | 9 | Martin Tarsey | Basingstoke & Mid Hants | Watford | 22 Aug 12 | |
| 1040 | 2:02.23 | | | 1:58.99 | | Ben Hall | U23 | -1 | | Orion | Woodford | 19 Jun 12 | |
| 1041 | 2:02.24 | | | 1:57.79 | | James Teuten | | 1 | | City of Portsmouth | Olympic Park | 5 May 12 | |
| 1041 | 2:02.24 | | | 1:52.62 | | Adrian Bailes | U20 | -6 | Thomas Millmore | Birtley | Gateshead | 11 Jul 12 | |
| 1043 | 2:02.26 | | | 1:58.03 | | Alex Jones | U20 | -6 | Adrian Clover | Team Bath | Swansea | 22 Jul 12 | |
| 1044 | 2:02.27 | | | 2:02.04 | | Tom Fallon | U20 | -4 | | Enfield & Haringey | Eton | 29 Apr 12 | |
| 1044 | 2:02.27 | | | 1:59.35 | | Kyle Conway | U20 | -6 | Danny Gray | Sale Harriers Manchester | Stretford | 21 Aug 12 | |
| 1046 | 2:02.29 | | | 2:02.29 | PB | Oliver Watson | U20 | -6 | Andrew Henderson | Pudsey & Bramley | Stretford | 26 Jun 12 | |
| 1047 | 2:02.3 | | | 1:57.97 | | Ross Edgley | | 11 | | Wolverhampton & Bilston | Cheltenham | 5 May 12 | |
| 1047 | 2:02.3 | | | 1:59.12 | | Campbell Menzies | U17 | -6 | Ian Anthony Menzies | Chesterfield | Birmingham (Un) | 30 May 12 | |
| 1047 | 2:02.3 | | | 1:57.2 | | Henry Johnson | U15 | -9 | David Matthews | Shildon | Durham | 4 Jun 12 | |
| 1047 | 2:02.3 | | | 1:59.17 | | Fraser Glass | U17 | -8 | | Victoria Park City of Glasgow | Crownpoint | 21 Aug 12 | |
| 1051 | 2:02.32 | | | 2:00.5 | | Matthew Burns | U23 | -2 | Mark Gardner | Lancaster & Morecambe | Stretford | 24 Jul 12 | |
| 1052 | 2:02.33 | | | 1:56.39 | | Mike Toal | V40 | 19 | | Northern Masters | Stretford | 21 Aug 12 | |
| 1053 | 2:02.34 | | | 2:01.4 | | David Henshaw | | 3 | | Manchester H | Stretford | 4 Sep 12 | |
| 1054 | 2:02.35 | i | | 2:02.35i | PB | David Munro | U23 | -2 | Howard Court | Wolverhampton & Bilston | Birmingham | 11 Feb 12 | |
| 1055 | 2:02.39 | i | | 2:02.39i | PB | Kristian Stanley | U23 | -3 | Cy Knibb | Bristol & West | Cardiff | 19 Feb 12 | |
| 1055 | 2:02.39 | | | 1:58.6 | | Alex Penfold | U20 | -5 | Nigel Griffiths | Sutton & District | Kingston | 13 May 12 | |
| 1057 | 2:02.40 | | | 1:52.79 | | Matt Grant | U23 | -1 | | South London | Olympic Park | 5 May 12 | |
| 1058 | 2:02.4 | | | 1:55.50 | | Chris Hearn | | 9 | | Marshall Milton Keynes | Welwyn | 6 Apr 12 | |
| 1058 | 2:02.4 | | | 2:02.4 | PB | Samuel Nicholls | U17 | -7 | Robert Hughes | Cannock & Stafford | Wrexham | 6 May 12 | |
| 1058 | 2:02.4 | | | 1:59.74 | | Ryan Parker | U23 | -2 | James Tuttle | Bedford & County | Erith (Match 2) | 9 Jun 12 | |
| 1058 | 2:02.4 | | | 2:02.4 | PB | Joe Wells | U23 | -3 | Brian MacKenzie | Chelmsford | Chelmsford | 14 Jul 12 | |
| 1058 | 2:02.4 | | | 1:55.07 | | Andrew Penney | U23 | -2 | | Hercules Wimbledon | Oxford | 4 Nov 12 | |
| 1063 | 2:02.43 | | | 2:02.43 | PB | Euan Gillham | U17 | -8 | Robert Hawkins | Kilbarchan | Edinburgh | 27 May 12 | |
| 1063 | 2:02.43 | | | 2:02.43 | PB | Eoin O'Brien | U20 | -5 | Noel Stoddart | Windsor Slough Eton & Hounslow | Watford | 13 Jun 12 | |
| 1063 | 2:02.43 | | | 1:54.58 | | Callum Charleston | U17 | -8 | Jeremy Freeman | Chelmsford | Watford | 22 Aug 12 | |
| 1066 | 2:02.44 | | | 1:54.93 | | Michael Bartram | U17 | -7 | Gordon Palmer | West Suffolk | Watford | 22 Aug 12 | |
| 1067 | 2:02.46 | | | 2:02.46 | PB | Luke Marshall | U23 | -1 | | Mansfield | Bournemouth | 28 Jul 12 | |
| 1068 | 2:02.48 | | | 1:51.42 | | Douglas Selman | | 2 | | Corstorphine | Edinburgh | 13 May 12 | |
| 1069 | 2:02.50 | i | | 1:59.0 | | Camron Wood | U20 | -5 | Keith Holt | Birchfield H | Birmingham | 11 Feb 12 | |
| 2:02.50 | | | | | | | | | | Derby | 9 Sep 12 | |
| 1070 | 2:02.5 | | | 1:55.50 | | Robert Warner-Judd | U20 | -5 | Arthur Almond | Blackburn | Hyndburn | 23 Jun 12 | |
| 1070 | 2:02.5 | | | 1:58.14 | | Tom Jervis | U20 | -4 | Philip Hicken | Warrington AC | Sportcity | 1 Jul 12 | |
| 1070 | 2:02.5 | | | 1:54.60 | | Frazer Jardine | U23 | -1 | Joanne Edgar | Bolton | Leigh | 18 Aug 12 | |
| 1070 | 2:02.5 | | | 1:53.74 | | Tom Love | | 2 | | City of Norwich | Norwich | 1 Sep 12 | |
| 1074 | 2:02.51 | | | 1:58.22 | | Phil Williams | | 6 | | Rochdale H | Stretford | 1 May 12 | |
| 1074 | 2:02.51 | | | 1:54.51 | | Philip Winkler | U17 | -7 | Mike Bateman | Morpeth | Gateshead | 11 Jul 12 | |
| 1074 | 2:02.51 | | | 1:57.73 | | Edan Whitelaw | U17 | -8 | Alastair Whitelaw | Halifax | Stretford | 21 Aug 12 | |
| 1077 | 2:02.53 | | | 2:01.75 | | Christopher Melbourne | | 1 | | Neath | Watford | 18 Apr 12 | |
| 1077 | 2:02.53 | | | 1:56.05 | | Gio Downie | U17 | -8 | | City of Salisbury | Exeter | 23 Jun 12 | |
| 1077 | 2:02.53 | | | 1:55.6 | | Ross Tennant | U17 | -7 | | Ipswich | Watford | 11 Jul 12 | |
| 1080 | 2:02.55 | | | 2:02.55 | PB | Hassan Muse | U20 | -6 | | Enfield & Haringey | Lee Valley | 24 Jun 12 | |
| 1081 | 2:02.56 | | | 1:59.6 | | Jamie Darling | | 6 | | Blackheath & Bromley | Bromley | 18 Aug 12 | |
| 1082 | 2:02.58 | | | 1:59.00 | | Alex Gibbins | V35 | 14 | | Blackheath & Bromley | Bromley | 9 Jul 12 | |
| 1083 | 2:02.59 | | | 1:56.7 | | Ben Watson | U17 | -7 | Mick Woods | Aldershot, Farnham & District | Basingstoke | 18 Jul 12 | |
| 1084 | 2:02.60 | | | 1:55.14 | | Michael Batiste | U23 | -1 | Lee Merrien | Guernsey | Portsmouth | 12 May 12 | |
| 1085 | 2:02.61 | | | 2:02.61 | PB | Chris Ingram | U23 | -2 | Stevan Dokic | Hillingdon | Watford | 2 May 12 | |
| 1085 | 2:02.61 | | | 1:54.52 | | Peter Cameron | U20 | -5 | David Campbell | Edinburgh AC | Grangemouth | 26 Aug 12 | |
| 1087 | 2:02.64 | | | 2:02.64 | PB | Jamie White | U20 | -4 | | St. Helens Sutton | Stretford | 24 Jul 12 | |
| 1087 | 2:02.64 | | | 2:02.64 | PB | Luke Winberg | U17 | -6 | | Guernsey | Bedford | 25 Aug 12 | |
| 1089 | 2:02.65 | | | 1:56.30 | | James Hancock | U17 | -8 | Nigel Griffiths | Sutton & District | Brighton | 30 May 12 | |
| 1089 | 2:02.65 | | | 2:02.65 | PB | Sam Densham | U23 | -2 | Roy Stowell | Charnwood | Loughborough | 30 May 12 | |
| 1091 | 2:02.66 | | | 2:02.10 | | Eyob Huruy | U20 | -5 | | Notts | Yate | 24 Jun 12 | |
| 1091 | 2:02.66 | | | 1:55.69 | | Aaron Wells | U17 | -7 | | South London | Crawley | 27 Aug 12 | |
| 1093 | 2:02.69 | | | 2:02.69 | PB | Gary Barrell | | 2 | | Dudley & Stourbridge | Birmingham (Un) | 20 Jun 12 | |
| 1094 | 2:02.7 | | | 1:54.15 | | Matt Peel | | 5 | | Crawley | Gillingham | 5 May 12 | |
| 1094 | 2:02.7 | | | 1:56.00 | | Jerome Castelow | U17 | -6 | Brian Burgin | Halifax | Halifax | 20 May 12 | |
| 1094 | 2:02.7 | | | 1:55.32 | | Daniel Evans | U15 | -9 | Philip Hicken | Warrington AC | Wigan | 30 Jun 12 | |
| 1094 | 2:02.7 | | | 2:02.14 | | Alexander Masterson | U20 | -5 | Ron Dawson | Southend | Colchester | 1 Jul 12 | |
| 1094 | 2:02.7 | | | 2:02.7 | PB | Howard Wood | U23 | -1 | John Wood | City of Sheffield | Derby | 1 Jul 12 | |
| 1094 | 2:02.7 | | | 2:00.74 | | Lewis Roberts | U20 | -5 | | Worcester | Cheltenham | 4 Jul 12 | |
| 1094 | 2:02.7 | | | 1:58.5 | | James Griggs | | 5 | | Coventry | Rugby | 4 Aug 12 | |
| 1101 | 2:02.71 | | | 2:02.54 | | Simon Findlay | | 2 | | Gosforth | Gateshead | 11 Jul 12 | |
| 1102 | 2:02.77 | | | 2:01.03 | | Gus Cockle | U17 | -8 | Trevor Raggett | Windsor Slough Eton & Hounslow | Basingstoke | 18 Jul 12 | |
| 1103 | 2:02.78 | | | 2:00.82 | | Jonathan Laybourn | U23 | -1 | | West Norfolk | Wormwood Scrubs | 6 Jun 12 | |
| 1103 | 2:02.78 | | | 1:58.35 | | Declan Toth | U17 | -6 | | Poole Runners | Exeter | 31 Jul 12 | |
| 1105 | 2:02.79 | | | 2:02.06 | | Wayne Lashley | | 9 | | Dulwich | Bromley | 13 Aug 12 | |
| 1106 | 2:02.80 | | | 2:02.80 | PB | Alistair Olrog | U17 | -7 | Ian Byett | Basingstoke & Mid Hants | Basingstoke | 30 May 12 | |
| 1106 | 2:02.80 | | | 1:47.96 | | David Dempsey | U23 | -2 | Matthew Wood | Gateshead | Gateshead | 30 Jun 12 | |
| 1108 | 2:02.8 | | | 2:02.10 | | James Grundy | U17 | -6 | John Bradshaw | Liverpool Pembroke Sefton | Macclesfield | 20 May 12 | |
| 1108 | 2:02.8 | | | 1:56.58 | | David Weir | U17 | -7 | Simon Anderson | City of Plymouth | Plymouth | 10 Jun 12 | |
| 1108 | 2:02.8 | | | 2:02.2 | | Jon Seymour | U23 | -2 | | Wirral | Ellesmere Port | 1 Jul 12 | |
| 1108 | 2:02.8 | | | 1:58.6 | | Shaun Dixon | | 8 | | Highgate | Woking | 14 Jul 12 | |
| 1108 | 2:02.8 | | | 2:02.8 | PB | Joseph Wilkinson | U20 | -5 | | Derby | Derby | 12 Aug 12 | |
| 1108 | 2:02.8 | | | 1:52.24 | | Rhys Lewis | U17 | -7 | Catrina Lewis | Luton | Milton Keynes | 9 Sep 12 | |
| 1114 | 2:02.81 | i | | 1:58.35 | | Jake Boat | U20 | -4 | | Owls Leicester | Birmingham | 11 Feb 12 | |
| 1115 | 2:02.83 | | | 2:00.77 | | Joe Vis | U23 | -2 | Paul Roden | Southport Waterloo | Stretford | 7 Aug 12 | |
| 1116 | 2:02.84 | | | 1:50.05 | | Robert Umeokafor | U17 | -7 | Tracey Dunn | Birchfield H | Birmingham (Un) | 20 Jun 12 | |
| 1116 | 2:02.84 | | | 2:02.78 | | Anupam Das | | 3 | Gerald Archer | Hillingdon | Wormwood Scrubs | 1 Sep 12 | |
| 1118 | 2:02.85 | | | 1:57.34 | | Steven Murray | U17 | -8 | Grant Scott Smith | Aberdeen | Grangemouth | 26 Aug 12 | |
| 1119 | 2:02.88 | | | 2:01.26 | | Matthew Sutherland | | 2 | Derek Easton | Caithness AAC | Aberdeen | 20 May 12 | |
| 1120 | 2:02.89 | i | | 2:02.71i | | Isaac Ogunlade | U23 | -2 | Chris Zah | Havering | Lee Valley | 8 Dec 12 | |
| 1121 | 2:02.9 | | | 2:01.19 | | Alan Williamson | | 1 | Martin Leyland | Shetland | Aberdeen | 18 Mar 12 | |
| 1121 | 2:02.9 | | | 2:02.9 | PB | Richard Brown | U23 | -2 | | Herts Phoenix | Lee Valley | 21 Apr 12 | |
| 1121 | 2:02.9 | | | 2:02.9 | PB | Calum Hulme | U20 | -6 | George Cooper | City of Stoke | Stoke | 5 May 12 | |
| 1121 | 2:02.9 | | | 2:00.19 | | Adam Davies | | 6 | | Newport H | Telford | 5 May 12 | |
| 1121 | 2:02.9 | | | 1:57.4 | | Sparrow Morley | | 2 | | Tyne Bridge | Whitley Bay | 26 May 12 | |
| 1121 | 2:02.9 | | | 1:54.25 | | Niki Faulkner | U20 | -6 | Jon Armstrong | Bexley | Eltham | 18 Jul 12 | |
| 1121 | 2:02.9 | | | 1:54.47 | | Christopher Boyle | U17 | -8 | | Law | Wishaw | 1 Sep 12 | |
| 1121 | 2:02.9 | | | 1:57.5 | | Sean Reidy | | 9 | Tim Needham | Nene Valley | Peterborough | 6 Sep 12 | |
| 1129 | 2:02.91 | | | 1:57.5 | | Essa Ahmed | U15 | -9 | | Hallamshire | Hull | 15 Jul 12 | |
| 1130 | 2:02.94 | | | 1:59.17 | | Grant Webb | U23 | -2 | | Basildon | Eltham | 15 Aug 12 | |
| 1131 | 2:02.95 | i | | 2:01.91 | | Farren Morgan | U20 | -4 | Christopher Harris | Bexley | Lee Valley | 2 Jan 12 | |
| 1132 | 2:03.0 | | | 2:03.0 | PB | Edward Cherry | U17 | -7 | | Kettering | Corby | 12 May 12 | |
| 1132 | 2:03.0 | | | 2:03.0 | PB | William Thompson | U17 | -6 | Jon Bigg | Brighton Phoenix | Crawley | 12 May 12 | |
| 1132 | 2:03.0 | | | 2:03.0 | PB | James Isaac | U23 | -2 | | Durham Uni | Durham | 4 Jun 12 | |
| 1132 | 2:03.0 | | | 1:55.77 | | Kieran Wye | U17 | -6 | Alan Hewson | Windsor Slough Eton & Hounslow | Eton | 10 Jun 12 | |
| 1132 | 2:03.0 | | | 2:03.0 | PB | James Taylor | U20 | -5 | | Merseyside Schs | Bebington | 16 Jun 12 | |
| 1132 | 2:03.0 | | | 1:58.52 | | Ryan Todd | U20 | -6 | | Worthing | Hastings | 30 Jun 12 | |
| 1132 | 2:03.0 | | | 2:03.0 | PB | Samuel Gale | U17 | -6 | John Stow | Harlow AC | Mile End | 30 Jun 12 | |
| 1132 | 2:03.0 | | | 1:55.63 | | David Rigby | | 2 | Andy Bibby | Preston | Preston | 11 Aug 12 | |
| 1140 | 2:03.01 | | | 1:59.83 | | Jack Chapman | U17 | -6 | Conrad Milton | Windsor Slough Eton & Hounslow | Watford | 11 Jul 12 | |
| 1141 | 2:03.03 | | | 2:03.03 | PB | Thomas Graeber | U23 | -1 | | Cambridge Uni | Oxford | 19 May 12 | |
| 1142 | 2:03.05 | | | 2:03.05 | PB | William Tomlin | U17 | -7 | Andrew Henderson | Leeds Carnegie | Stretford | 24 Jul 12 | |
| 1143 | 2:03.06 | | | 2:01.5 | | Lee Pickering | | 7 | Lisa Pickering | Chelmsford | Woodford | 7 Jul 12 | |
| 1143 | 2:03.06 | | | 1:56.4 | | Ben Griffiths | U20 | -5 | Geoffrey James | Birchfield H | Stretford | 7 Aug 12 | |
| 1145 | 2:03.07 | i | | 2:03.07i | PB | Christopher Larsen | U20 | -4 | | Bracknell AC | Sheffield | 25 Feb 12 | |
| 1145 | 2:03.07 | | | 1:55.5 | | James Budde | | 9 | Francis Marsh | North Down | Bangor | 12 Jun 12 | |
| 1145 | 2:03.07 | | | 2:03.07 | PB | Matt Thompson | V40 | 22 | John Bradshaw | Liverpool Pembroke Sefton | Stretford | 12 Jun 12 | |
| 1145 | 2:03.07 | | | 1:56.56 | | Petros Surafel | U17 | -8 | Nick Anderson | Enfield & Haringey | Basingstoke | 18 Jul 12 | |
| 1149 | 2:03.09 | | | 1:59.57 | | Christopher Grayson | U20 | -4 | | City of Sheffield | Don Valley | 22 Apr 12 | |
| 1149 | 2:03.09 | | | 2:03.09 | PB | Anthony Wallett | U17 | -7 | Philip Hayes | North Shields Poly | Gateshead | 11 Jul 12 | |
| 1151 | 2:03.10 | | | 2:03.10 | PB | Jonathan Atse | | 3 | | Exeter | Exeter | 25 Sep 12 | |
| 1152 | 2:03.1 | | | 2:03.1 | PB | Delroy Mitchell | | 12 | Ron Roddan | Thames Valley | Perivale | 19 May 12 | |
| 1153 | 2:03.12 | | | 1:57.37 | | Peter Smale | | 2 | Ron Dawson | Southend | Southend | 28 Apr 12 | |
| 1153 | 2:03.12 | | | 1:53.1 | | David Reader | V35 | 18 | | Cambridge H | Eton | 18 Aug 12 | |
| 1153 | 2:03.12 | | | 1:59.6 | | Kieran Gilfedder | U20 | -6 | Richard Claessens | Wycombe | Watford | 22 Aug 12 | |
| 1156 | 2:03.14 | | | 1:56.5 | | Luke Clark | U17 | -6 | | South Shields | Gateshead | 11 Jul 12 | |
| 1157 | 2:03.15 | | | 2:00.40 | | Max Patch | U17 | -6 | Charlotte Fisher | Taunton | Exeter | 10 Jun 12 | |
| 1157 | 2:03.15 | | | 1:58.00 | | Ben Lewis | U15 | -8 | Ian Wilcock | City of York | Stretford | 4 Sep 12 | |
| 1159 | 2:03.17 | | | 1:59.35 | | Stuart Gibson | | 7 | | Cambuslang | Grangemouth | 5 Aug 12 | |
| 1160 | 2:03.18 | | | 1:55.2 | | Mark Harris | | 8 | Nat Fisher | Harlow AC | Lee Valley | 14 Apr 12 | |
| 1160 | 2:03.18 | | | 2:01.30 | | Jack Walker | U20 | -5 | | Chiltern | Watford | 11 Jul 12 | |
| 1162 | 2:03.19 | i | | 1:56.17 | | Stewart Chalmers | U23 | -2 | | Stornoway | Glasgow | 19 Feb 12 | |
| 1162 | 2:03.19 | | | 1:56.39 | | Nathan Inkester | U15 | -8 | Nigel Griffiths | Sutton & District | Watford | 15 Jul 12 | |
| 1164 | 2:03.20 | | | 2:03.20 | PB | Josh Hyde | U17 | -7 | | Giffnock North | Grangemouth | 17 Jun 12 | |
| 1164 | 2:03.20 | | | 1:59.38 | | Samuel Kitchen | U17 | -8 | | Brighton Phoenix | Watford | 14 Jul 12 | |
| 1166 | 2:03.2 | | | 1:58.46i | | Toby Birtwhistle | U23 | -3 | | Telford AC | Telford | 17 May 12 | |
| 1166 | 2:03.2 | | | 1:57.7 | | Robbie James | V40 | 19 | | Lewes | Bromley | 19 May 12 | |
| 1166 | 2:03.2 | | | 2:03.2 | PB | Chris Carpanini | U20 | -4 | James Thie | Newport H | Newport | 27 Jun 12 | |
| 1166 | 2:03.2 | | | 2:00.83 | | Mark Vardy | | 2 | | Newbury | Carshalton (Match 2) | 28 Jul 12 | |
| 1170 | 2:03.23 | | | 2:02.8 | | Martin Campbell | U20 | -4 | Todd Bennett | Southampton | Portsmouth | 12 May 12 | |
| 1170 | 2:03.23 | | | 1:59.10 | | Isaac Scott | U17 | -6 | Colin Gemson | Lancaster & Morecambe | Stretford | 24 Jul 12 | |
| 1172 | 2:03.25 | | | 2:03.18 | | Sakeriye Abdirahman | U17 | -7 | | Herne Hill | Kingston | 12 May 12 | |
| 1172 | 2:03.25 | | | 1:59.57 | | James Thompson | U17 | -7 | | Colchester & Tendring | Watford | 13 Jun 12 | |
| 1174 | 2:03.28 | | | 1:55.14i | | Nakole Iddirisu | U23 | -3 | Michael Whittaker | Newham & Essex Beagles | Newham | 13 Jun 12 | |
| 1174 | 2:03.28 | | | 1:55.13 | | Neil McCartan | U23 | -3 | Mark Kirk | East Down | Antrim | 18 Jul 12 | |
| 1176 | 2:03.29 | | | 2:00.74 | | Josh Lowry | U20 | -4 | Francis Marsh | North Down | Loughborough | 13 Jun 12 | |
| 1177 | 2:03.3 | | | 2:03.3 | PB | Thomas Day | U20 | -4 | | Luton | Bedford | 13 May 12 | |
| 1177 | 2:03.3 | | | 1:59.66 | | Jack Dighton | U17 | -7 | | Halifax | Halifax | 20 May 12 | |
| 1177 | 2:03.3 | | | 1:58.1 | | Matt Bristow | V35 | 14 | | Brighton & Hove | Horsham | 9 Jun 12 | |
| 1177 | 2:03.3 | | | 2:00.9 | | Lloyd Heckler | U20 | -5 | Delyth Brown | Carmarthen | Carmarthen | 16 Jun 12 | |
| 1177 | 2:03.3 | | | 1:59.73 | | Niall Walker | U23 | -1 | Jamie Clements | East Kilbride | Wishaw | 1 Sep 12 | |
| 1182 | 2:03.31 | | | 2:03.31 | PB | Ryan Gibbons | | 3 | | Kent | Eltham | 20 Jun 12 | |
| 1183 | 2:03.33 | | | 2:03.33 | PB | Robin O'Connor | U17 | -7 | Deborah Steer | St. Albans AC | Watford | 11 Jul 12 | |
| 1184 | 2:03.34 | | | 2:03.34 | PB | Ben Upjohn | U17 | -7 | Paul Kelsey | Oxford City | Horspath | 26 Aug 12 | |
| 1185 | 2:03.36 | | | 2:03.36 | PB | Connor Mahoney | U17 | -8 | | Blackburn | Stretford | 12 Jun 12 | |
| 1185 | 2:03.36 | | | 2:00.2 | | Richard Evans | U17 | -7 | | Wirral | Stretford | 26 Jun 12 | |
| 1185 | 2:03.36 | | | 1:56.94 | | Stephen Woodford | U20 | -5 | Lisa Pickering | Chelmsford | Woodford | 7 Jul 12 | |
| 1188 | 2:03.39 | | | 2:03.39 | PB | Chris Strong | U17 | -6 | Gary Howells | Chiltern | Watford | 13 Jun 12 | |
| 1188 | 2:03.39 | | | 1:52.18 | | James McCrae | U17 | -8 | Russell Prosser | Nene Valley | Bedford | 18 Aug 12 | |
| 1188 | 2:03.39 | | | 1:58.65 | | David Fisher | U17 | -7 | | Southampton | Watford | 22 Aug 12 | |
| 1188 | 2:03.39 | | | 1:54.47 | | John Ball | U17 | -7 | Norrie Hay | Glasgow Sch of Sport | Grangemouth | 25 Aug 12 | |
| 1192 | 2:03.40 | | | 2:03.40 | PB | Sam Edwards | U15 | -8 | | Harborough | Gateshead | 6 Jul 12 | |
| 1193 | 2:03.4 | | | 2:02.44 | | Henry Teague-Smith | U20 | -5 | | Worthing | Crawley | 12 May 12 | |
| 1193 | 2:03.4 | | | 2:02.7 | | Dean Crangle | U23 | -3 | Sam Stanislaus | | Jarrow | 23 May 12 | |
| 1193 | 2:03.4 | | | 1:55.92 | | Liam Ayton | U20 | -4 | Bryan Mackay | Durham | Durham | 4 Jun 12 | |
| 1193 | 2:03.4 | | | 1:55.33 | | Joshua Schofield | U15 | -9 | | City of York | Wigan | 30 Jun 12 | |
| 1193 | 2:03.4 | | | 1:58.3 | | Tom Lawrence | | 1 | | Derby | Derby | 1 Jul 12 | |
| 1193 | 2:03.4 | | | 2:03.4 | PB | Matthew Doyle | U17 | -6 | Christopher Frapwell | Stroud | Cheltenham | 4 Jul 12 | |
| 1193 | 2:03.4 | | | 2:02.4 | | Alex Bampton | U20 | -5 | Simon Burley | Swindon | Cheltenham | 4 Jul 12 | |
| 1193 | 2:03.4 | | | 2:01.1 | | Emrys Penny-Baker | U20 | -4 | Michael Adams | Newport H | Plymouth | 12 Aug 12 | |
| 1201 | 2:03.41 | | | 1:53.49 | | Joseph Moores | U20 | -4 | Alasdair Donaldson | Rossendale | Leeds | 5 May 12 | |
| 1202 | 2:03.49 | | | 1:59.11i | | David Stewart | U23 | -3 | | Dartford H | Southend | 27 Aug 12 | |
| 1203 | 2:03.5 | i | | 1:56.29 | | MacAuley Snutch | U17 | -8 | George Cooper | City of Stoke | Birmingham | 23 Feb 12 | |
| 1203 | 2:03.5 | | | 2:00.3 | | Ben Alcock | U20 | -5 | | Bedford & County | Bedford | 21 Apr 12 | |
| 1203 | 2:03.5 | | | 2:02.40 | | Kieran Rowe | U17 | -7 | David Varney | Newquay & Par | Par | 19 May 12 | |
| 1203 | 2:03.5 | | | 1:58.9 | | Esmond Ferns | V35 | 14 | | Hercules Wimbledon | Carshalton (Match 2) | 30 Jun 12 | |
| 1203 | 2:03.5 | | | 2:02.1 | | Thomas Doran | | 5 | Mike Chambers | Southampton | Walton | 14 Jul 12 | |
| 1203 | 2:03.5 | | | 2:03.5 | PB | Kieran Smith | U20 | -4 | Simon Gale | Royal Sutton Coldfield | Spinkhill | 22 Jul 12 | |
| 1209 | 2:03.56 | i | | 1:58.5 | | Jak Lowdon | | 4 | | Gateshead | Glasgow | 19 Feb 12 | |
| 1210 | 2:03.6 | i | | 2:02.6 | | Ashley Ambrose | U23 | -1 | | Ryston | Sheffield | 6 Feb 12 | |
| 1210 | 2:03.6 | | | 2:03.6 | PB | Matthew Shaughnessy | U17 | -6 | | Oldham & Royton | Salford | 5 May 12 | |
| 1210 | 2:03.6 | | | 2:03.6 | PB | Patrick Vis | U23 | -2 | Christopher Mulvaney | Southport Waterloo | Durham | 4 Jun 12 | |
| 1210 | 2:03.6 | | | 1:59.74 | | Dale Powell | | 2 | | Enfield & Haringey | Luton | 14 Jul 12 | |
| 1210 | 2:03.6 | | | 2:03.6 | PB | Paul MacFarlane | U20 | -4 | | Victoria Park City of Glasgow | Crownpoint | 21 Aug 12 | |
| 1215 | 2:03.65 | | | 1:54.20 | | Oisin O'Callaghan | U15 | -9 | Eugene O'Callaghan | Newry | Antrim | 16 Aug 12 | |
| 1216 | 2:03.66 | | | 2:03.66 | PB | Jordan King | U17 | -7 | | City of Salisbury | Horspath | 22 Jul 12 | |
| 1216 | 2:03.66 | | | 2:03.66 | PB | Declan Morris | U17 | -6 | Phil Banning | Cardiff | Cardiff | 22 Aug 12 | |
| 1216 | 2:03.66 | | | 2:03.66 | PB | George Faulkner-Mellor | U17 | -8 | | Enfield & Haringey | Sportcity | 2 Sep 12 | |
| 1219 | 2:03.67 | | | 2:03.67 | PB | Alistair Noel | U20 | -5 | | Invicta East Kent | Ashford | 12 May 12 | |
| 1220 | 2:03.68 | | | 1:55.68 | | Jake Alger | U17 | -7 | Paul Collicutt | Eastbourne | Crawley | 20 Jun 12 | |
| 1221 | 2:03.70 | i | | 1:55.97 | | Connor Henderson | U23 | -3 | Derek Parker | Kilbarchan | Glasgow | 4 Feb 12 | |
| 1222 | 2:03.7 | | | 2:02.2 | | Michael Towler | | 1 | | Avon Valley | Tidworth | 13 May 12 | |
| 1222 | 2:03.7 | | | 1:59.19 | | Luke Nicholas | U23 | -1 | Steve Mann | | Perivale | 19 May 12 | |
| 1222 | 2:03.7 | | | 1:59.27 | | Iain Wilson | U15 | -9 | | North Ayrshire | Grangemouth | 21 Jun 12 | |
| 1222 | 2:03.7 | | | 2:01.48i | | Eliot Green | U20 | -6 | | Team Bath | Derby | 12 Aug 12 | |
| 1222 | 2:03.7 | | | 1:56.38 | | Andrew Lawler | U17 | -6 | David Campbell | Law | Wishaw | 1 Sep 12 | |
| 1222 | 2:03.7 | i | | 1:54.71i | | Stephen Strange | U20 | -5 | Steve Reynolds | Basildon | Lee Valley | 5 Dec 12 | |
| 1228 | 2:03.71 | | | 1:57.9 | | Alex Ruggles | U17 | -6 | | Southampton | Portsmouth | 12 May 12 | |
| 1228 | 2:03.71 | | | 1:52.73 | | Joe Strange | U20 | -4 | David Cheshire | Bedford & County | Watford | 11 Jul 12 | |
| 1230 | 2:03.72 | | | 1:54.45 | | Nathan Mapperley | U17 | -7 | Alan Driver | Camberley | Watford | 22 Aug 12 | |
| 1231 | 2:03.73 | | | 2:03.73 | PB | Greg Chambers | U17 | -7 | | Gateshead | Gateshead | 13 May 12 | |
| 1232 | 2:03.74 | | | 1:57.4 | | Bradley Lawrence | U17 | -7 | Janet Nash | Wycombe | Watford | 22 Aug 12 | |
| 1233 | 2:03.80 | | | 2:03.80 | PB | Simon Martyn | U17 | -6 | | Highgate | Tooting Bec | 21 Jul 12 | |
| 1234 | 2:03.8 | | | 2:03.8 | PB | Wilem Fields-Jewell | U20 | -4 | | East Grinstead | Eltham | 21 Apr 12 | |
| 1234 | 2:03.8 | | | 2:00.0 | | Alex Benfield | U17 | -7 | | Burton | Sutton Coldfield | 27 May 12 | |
| 1234 | 2:03.8 | | | 2:03.8 | PB | Patrick Cullen | U17 | -7 | | Southport Waterloo | Lancaster | 21 Jul 12 | |
| 1234 | 2:03.8 | | | 1:56.62 | | Luke Cotter | U17 | -6 | Nicola Myers | Rotherham | Scunthorpe | 22 Jul 12 | |
| 1234 | 2:03.8 | | | 1:57.33 | | Joshua King | U17 | -6 | | Bournemouth | Horsham | 28 Jul 12 | |
| 1234 | 2:03.8 | | | 2:03.8 | PB | Rowan Preece | U20 | -6 | Charlotte Fisher | Taunton | Stoke Gifford | 14 Aug 12 | |
| 1240 | 2:03.84 | | | 1:57.0 | | Jack Goss | U17 | -8 | Peter Mullervy | Invicta East Kent | Watford | 22 Aug 12 | |
| 1241 | 2:03.86 | | | 2:00.14 | | Luke Rutley | U17 | -7 | | Newton Abbot | Exeter | 25 Sep 12 | |
| 1242 | 2:03.89 | | | 2:03.89 | PB | Alistair Brownlee | | 2 | | Bingley | Bath | 24 Nov 12 | |
| 1243 | 2:03.90 | | | 1:53.50 | | Jon Quint | V35 | 14 | | City of Norwich | Basingstoke | 30 May 12 | |
| 1243 | 2:03.90 | | | 2:02.59 | | Mohammed Ismail | | 9 | | Herne Hill | Battersea Park | 4 Jul 12 | |
| 1245 | 2:03.9 | | | 1:58.8 | | Andrew Rooke | U23 | -1 | Mick Woods | Ipswich | Ipswich | 13 May 12 | |
| 1245 | 2:03.9 | | | 1:51.48 | | Cameron Field | U17 | -7 | | Warrington AC | Warrington | 13 May 12 | |
| 1245 | 2:03.9 | | | 2:03.9 | PB | Jack Villette | U20 | -6 | Paul Hayes | Coventry | Birmingham (Un) | 30 May 12 | |
| 1245 | 2:03.9 | | | 1:53.54 | | Alex Burrows | U15 | -8 | | Telford AC | Much Wenlock | 15 Jul 12 | |
| 1245 | 2:03.9 | | | 1:55.59 | | Andrew Kershaw | U17 | -7 | Ron Scott | Southport Waterloo | Lancaster | 21 Jul 12 | |
| 1245 | 2:03.9 | | | 2:03.10 | | Ryan Hearn | U17 | -7 | Robert Peck | Gloucester | Cheltenham | 22 Jul 12 | |
| 1245 | 2:03.9 | | | 2:03.9 | PB | Aarron Wheatley | U20 | -4 | | Shettleston | Crownpoint | 21 Aug 12 | |
| 1245 | 2:03.9 | | | 2:03.9 | PB | Scott McAlpine | U20 | -6 | John Wands | Pitreavie | Dundee | 2 Sep 12 | |
| 1253 | 2:03.92 | i | | 2:03.5 | | Josh Conners | U20 | -5 | Dave Naylor | Havering | Lee Valley | 12 Feb 12 | |
| 1254 | 2:03.93 | | | 2:00.08 | | Michael Williams | | 1 | | Leeds City | Leeds | 5 May 12 | |
| 1255 | 2:03.94 | | | 1:56.00 | | Edward Olsen | U15 | -9 | | Herne Hill | Bedford | 18 Aug 12 | |
| 1256 | 2:03.95 | i | | 1:59.31 | | Andrew Dickens | | 3 | | Nene Valley | Birmingham | 4 Feb 12 | |
| 1256 | 2:03.95 | | | 1:58.93 | | Christopher Brown | U15 | -9 | | Oldham & Royton | Stretford | 7 Aug 12 | |
| 1258 | 2:03.96 | | | 2:03.1 | | Peter Harrison | U20 | -4 | | Border | Stretford | 15 May 12 | |
| 1259 | 2:03.97 | | | 2:03.97 | PB | Dan Lewington | | 5 | Urban Bettag | Serpentine | Wormwood Scrubs | 6 Jun 12 | |
| 1260 | 2:03.99 | | | 1:59.4 | | Paul Wytch | | 12 | | Nene Valley | Tooting Bec | 18 Aug 12 | |
| 1261 | 2:04.00 | | | 2:00.44 | | Bhavesh Soneji | U20 | -6 | Steve Mann | Ealing Southall & Middx | Milton Keynes | 19 May 12 | |
| 1262 | 2:04.0 | | | 2:02.1 | | Joe Dalgleish | U23 | -1 | Christopher Frapwell | Stroud | Worcester | 26 Apr 12 | |
| 1262 | 2:04.0 | | | 2:03.1 | | Ryan Heath | U20 | -4 | | Telford AC | Telford | 17 May 12 | |
| 1262 | 2:04.0 | | | 2:01.7 | | Jonathan Baines | U20 | -5 | | Durham | Durham | 4 Jun 12 | |
| 1262 | 2:04.0 | | | 1:58.8 | | Jack Parslow | | 3 | | Dacorum | Carshalton | 9 Jun 12 | |
| 1262 | 2:04.0 | | | 2:04.0 | PB | Jacob Hood | U17 | -7 | | Bromsgrove & Redditch | Leamington Spa | 16 Jun 12 | |
| 1262 | 2:04.0 | | | 1:58.97 | | Tom Mulligan | U20 | -5 | | Crawley | Croydon | 14 Jul 12 | |
| 1262 | 2:04.0 | | | 1:58.85 | | Charlie Howick | U20 | -5 | | Charnwood | Rugby | 4 Aug 12 | |
| 1:50.02 | | | 1:50.02 | PB | Rory Chesser | | 3 | | Ennis Track | Watford | 16 May 12 | |
| 1:50.45 | | | 1:50.45 | PB | Billy Ryan | U23 | -1 | George Gandy | Newham & Essex Beagles | Solihull | 21 Jul 12 | |
| 1:50.90 | | | 1:50.90 | PB | John Travers | U23 | -2 | | Herne Hill | Tullamore, IRL | 2 Jun 12 | |
| 1:51.13 | | | 1:48.40 | | Eoin Everard | | 4 | Lindsay Dunn | Kilkenny | Sportcity | 19 May 12 | |
| 1:51.50 | | | 1:49.87 | | Daniel Mooney | | 2 | | Liverpool H | Stretford | 1 May 12 | |
| 1:51.66 | | | 1:49.20 | | Mark Patterson | U23 | -2 | Don Lennon | North Down | Solihull | 21 Jul 12 | |
| 1:53.01 | | | 1:50.77 | | Feidhlim Kelly | | 7 | | Kent | Greystones, IRL | 26 May 12 | |
| 1:53.91 | | | 1:50.72 | | Louis Rawlings | U17 | -7 | | Cambridge & Coleridge | Bedford | 19 Aug 12 | |
| 1:54.46 | | | 1:52.89 | | Adam Lewandowski | | | | Oxford Uni | Oxford | 19 May 12 | |
| 1:54.75 | | | 1:49.57 | | Paskar Owor | | 10 | | Belgrave | Lee Valley | 27 May 12 | |
| 1:54.85 | | | 1:54.85 | PB | David Harper | U20 | -6 | | Herne Hill | Lee Valley | 27 May 12 | |
| 1:55.14 | i | | 1:55.14i | PB | Richard Morrissey | U23 | -2 | Chris Zah | Havering | Lee Valley | 29 Jan 12 | |
| 1:55.85 | | | | | | | | | | Swansea | 18 Aug 12 | |
| 1:55.79 | | | 1:52.94 | | Andrejs Safars | | 6 | Chris Newman | Medway & Maidstone | Liepāja, LAT | 8 Jul 12 | |
| 1:56.1 | | | 1:50.07 | | Tommy Carroll | | 1 | Mick Woods | City of Norwich | Luton | 14 Jul 12 | |
| 1:56.1 | | | 1:54.37 | | Matt Bergin | U20 | -4 | Simon Goodwin | Bedford & County | Stevenage | 12 Aug 12 | |
| 1:56.22 | | | 1:54.44 | | Tim Prendergast | | 11 | | Woodford Green Essex Ladies | Stretford | 7 Jul 12 | |
| 1:56.35 | | | 1:46.88 | | Christian Von Eitzen | U17 | -8 | Harry Czapski | Vale of Aylesbury | Gateshead | 7 Jul 12 | |
| 1:56.78 | i | | 1:56.78i | PB | Ciaran Collins | | 2 | | Belgrave | Lee Valley | 8 Dec 12 | |
| 1:57.10 | i | | 1:57.10i | PB | Nils Klein | | 1 | | Hercules Wimbledon | Lee Valley | 8 Dec 12 | |
| 1:57.22 | | | 1:54.40 | | Michael McKillop T37 | U23 | -1 | Patrick McKillop | St. Malachy's | Olympic Park | 1 Sep 12 | |
| 1:57.81 | i | | 1:54.72i | | Romain Adam | U23 | -1 | | Birmingham Uni | Birmingham | 19 Feb 12 | |
| 1:57.85 | | | 1:57.85 | PB | Chris Hartley | | 7 | | Thames Valley | Hendon | 28 Jul 12 | |
| 1:57.95 | i | | 1:49.64 | | Kristaps Valters | | 1 | | Nene Valley | Belfast | 11 Feb 12 | |
| 1:59.22 | | | 1:51.64 | | Andrew Connick | | 3 | | Belgrave | Watford | 9 Jun 12 | |
| 1:59.25 | | | 1:55.0 | | Louis William | | 6 | | Thames Valley | Wormwood Scrubs | 1 Sep 12 | |
| 1:59.59 | | | 1:57.94 | | Stewart Davis | V35 | 14 | Steve Mann | Ealing Southall & Middx | St. John's, ANT | 3 Jun 12 | |
| 1:59.6 | | | 1:58.5 | | Edgars Sumskis | | 2 | | Nene Valley | Peterborough | 6 Sep 12 | |
| 1:59.95 | | | 1:57.74 | | Hugo Cayssials | U20 | -5 | David Wilkinson | Thames Valley | Watford | 11 Jul 12 | |
| 2:00.12 | | | 1:55.90 | | Roy Ramon-Pelegrin | | 9 | | Harrow | Hendon | 28 Jul 12 | |
| 2:00.3 | | | 1:54.42 | | Mohamed Ismail Mohamed | U23 | -3 | Ali Kadir | London Heathside | Mile End | 30 Jun 12 | |
| 2:00.40 | | | 1:58.6 | | Mehretab Solomon | U23 | -1 | Peter Mchugh De Clare | Victoria Park & Tower Hamlets | Southampton | 30 Jun 12 | |
| 2:00.9 | | | 1:59.6 | | Robel Bahelbi | U20 | -4 | | Highgate | Parliament Hill | 1 Sep 12 | |
| 2:01.1 | | | 1:56.6 | | Frederic Tremblay | | 12 | Steve Marklew | Royal Sutton Coldfield | Birmingham (Un) | 30 May 12 | |
| 2:01.43 | | | 2:01.43 | PB | Jonathan Atse Herrera | | 3 | | Exeter | Exeter | 28 Aug 12 | |
| 2:01.6 | | | 2:01.43 | | Pau Herrero | | 13 | Urban Bettag | Serpentine | Carshalton | 14 Jul 12 | |
| 2:02.1 | | | 1:59.2 | | Naz Dawit | U23 | -3 | | Thames Valley | Battersea Park | 28 Apr 12 | |
| 2:02.27 | | | 2:02.27 | PB | Yahya Aitabi Hakimi | U17 | -6 | Tracey Dunn | Birchfield H | Birmingham Uni | 11 Jul 12 | |
| 2:02.29 | i | | 2:02.29i | PB | Lukasz Golaszewski | U23 | -2 | | Loughborough Students | Birmingham | 8 Feb 12 | |
| 2:03.57 | | | 2:02.42 | | Alan Danagher | | 3 | Alan James | Ferrybank | Greystones, IRL | 26 May 12 | |