| Ranelagh Harriers | 223 | 3487 | Ranelagh Harriers home page  |
| Stragglers | 184 | 1847 | Stragglers home page  |
| Ful-On Tri | 147 | 310 | Ful-On Tri home page  |
| Thames Turbo Triathlon | 141 | 517 | Thames Turbo Triathlon home page  |
| Serpentine RC | 79 | 299 | Serpentine RC home page  |
| West 4 Harriers | 69 | 1274 | West 4 Harriers home page  |
| Ealing Eagles Running Club | 67 | 383 | Ealing Eagles Running Club home page  |
| Clapham Chasers RC | 52 | 141 | Clapham Chasers RC home page  |
| Barnes Runners | 37 | 452 | Barnes Runners home page  |
| St Mary's Richmond AC | 36 | 256 | St Mary's Richmond AC home page  |
| RG Active | 29 | 170 |
|
| Wimbledon Windmilers | 28 | 96 | Wimbledon Windmilers home page  |
| 26.2 RRC | 28 | 108 | 26.2 RRC home page  |
| Richmond Canoe club | 27 | 214 | Richmond Canoe club home page  |
| Hercules Wimbledon AC | 27 | 151 | Hercules Wimbledon AC home page  |
| Sheen Shufflers | 22 | 176 | Sheen Shufflers home page  |
| Thames Hare & Hounds | 21 | 190 | Thames Hare & Hounds home page  |
| Sutton Runners | 16 | 143 | Sutton Runners home page  |
| Thames Valley Harriers | 15 | 60 | Thames Valley Harriers home page  |
| Ealing, Southall & Middlesex AC | 15 | 63 | Ealing, Southall & Middlesex AC home page  |
| Windsor, Slough, Eton & Hounslow AC | 14 | 31 | Windsor, Slough, Eton & Hounslow AC home page  |
| Runnymede Runners | 13 | 15 | Runnymede Runners home page  |
| Kingfisher Triathletes | 12 | 93 | Kingfisher Triathletes home page  |
| Belgrave Harriers | 12 | 50 | Belgrave Harriers home page  |
| Kingston AC & Polytechnic Harriers | 10 | 51 | Kingston AC & Polytechnic Harriers home page  |
| Old Deers | 10 | 203 | Old Deers home page  |
| Dulwich Runners AC | 9 | 31 | Dulwich Runners AC home page  |
| London Heathside Runners AC | 9 | 18 | London Heathside Runners AC home page  |
| Fetch Everyone RC | 8 | 15 | Fetch Everyone RC home page  |
| Tiffin Boys | 8 | 27 | Tiffin Boys home page  |
| South London Orienteers | 8 | 42 | South London Orienteers home page  |
| Dorking & Mole Valley AC | 7 | 28 | Dorking & Mole Valley AC home page  |
| Aldershot, Farnham & District AC | 6 | 13 | Aldershot, Farnham & District AC home page  |
| Monte Carlo RC | 6 | 23 |
|
| Herne Hill Harriers | 6 | 7 | Herne Hill Harriers home page  |
| Striders of Croydon AC | 6 | 12 | Striders of Croydon AC home page  |
| Epsom Oddballs RC | 5 | 26 | Epsom Oddballs RC home page  |
| Burnham Joggers | 5 | 5 | Burnham Joggers home page  |
| Tadworth AC | 5 | 11 | Tadworth AC home page  |
| Runnyhoneys Running Club | 5 | 21 | Runnyhoneys Running Club home page  |
| Epsom & Ewell Harriers | 5 | 32 | Epsom & Ewell Harriers home page  |
| Woking AC | 5 | 6 | Woking AC home page  |
| Walton AC | 5 | 7 | Walton AC home page  |
| Les Croupiers RC | 4 | 7 | Les Croupiers RC home page  |
| Cani-Cross | 4 | 245 |
|
| Imperial College Cross Country & AC | 4 | 7 | Imperial College Cross Country & AC home page  |
| Highgate Harriers | 4 | 29 | Highgate Harriers home page  |
| Wilmslow RC | 4 | 5 | Wilmslow RC home page  |
| South London Harriers | 4 | 11 | South London Harriers home page  |
| Andover AC | 4 | 7 | Andover AC home page  |
| D3 Triathlon | 4 | 8 |
|
| Putney Town Rowing Club | 4 | 9 | Putney Town Rowing Club home page  |
| Metropolitan Police AC | 4 | 50 |
|
| Stockport Harriers & AC | 4 | 6 | Stockport Harriers & AC home page  |
| Kingston Wheelers CC | 4 | 10 | Kingston Wheelers CC home page  |
| Colets | 4 | 4 | Colets home page  |
| Victoria Park Harriers & Tower Hamlets AC | 4 | 17 | Victoria Park Harriers & Tower Hamlets AC home page  |
| Teddington Rugby Running Club | 4 | 10 | Teddington Rugby Running Club home page  |
| Hart Road Runners | 4 | 6 | Hart Road Runners home page  |
| Epsom Allsorts | 3 | 3 | Epsom Allsorts home page  |
| David Lloyd Redway Runners | 3 | 3 | David Lloyd Redway Runners home page  |
| Mornington Chasers | 3 | 4 | Mornington Chasers home page  |
| Reading Roadrunners | 3 | 3 | Reading Roadrunners home page  |
| Watford Joggers | 3 | 4 | Watford Joggers home page  |
| North Norfolk Beach Runners | 3 | 6 | North Norfolk Beach Runners home page  |
| Leeds & Bradford Triathlon Club | 3 | 4 | Leeds & Bradford Triathlon Club home page  |
| Woodford Green AC with Essex Ladies | 3 | 7 | Woodford Green AC with Essex Ladies home page  |
| Reigate Priory AC | 3 | 9 | Reigate Priory AC home page  |
| Sudbury Court RC | 3 | 11 | Sudbury Court RC home page  |
| Reed's School Cross Country Club | 3 | 12 | Reed's School Cross Country Club home page  |
| Arena 80 AC | 3 | 82 | Arena 80 AC home page  |
| Hillingdon Triathletes | 3 | 9 | Hillingdon Triathletes home page  |
| Ashtead Running Group | 3 | 12 |
|
| Twickenham Rugby Running Club | 3 | 21 | Twickenham Rugby Running Club home page  |
| Chiltern Church Runners | 3 | 3 | Chiltern Church Runners home page  |
| Birmingham Running Athletics and Triathlon Club | 3 | 5 | Birmingham Running Athletics and Triathlon Club home page  |
| Crystal Palace Triathletes | 3 | 5 | Crystal Palace Triathletes home page  |
| Croydon Harriers | 3 | 3 | Croydon Harriers home page  |
| Canix | 3 | 4 | Canix home page  |
| Sandhurst Joggers | 3 | 8 | Sandhurst Joggers home page  |
| Hillingdon AC | 2 | 3 | Hillingdon AC home page  |
| Sutton & District AC | 2 | 2 | Sutton & District AC home page  |
| Collingwood AC | 2 | 3 | Collingwood AC home page  |
| Notts AC | 2 | 3 | Notts AC home page  |
| Bracknell Forest Runners | 2 | 4 | Bracknell Forest Runners home page  |
| Vets AC | 2 | 26 |
|
| Cove Joggers | 2 | 2 |
|
| British Airways AC | 2 | 19 | British Airways AC home page  |
| PACE Sports Management | 2 | 4 |
|
| Maidenhead AC | 2 | 2 | Maidenhead AC home page  |
| Merton mini-marathon trial | 2 | 11 | Merton mini-marathon trial home page  |
| Gade Valley Harriers | 2 | 2 | Gade Valley Harriers home page  |
| Fulham RC | 2 | 3 |
|
| The HPC Run for Fun Group | 2 | 2 |
|
| Cambridge and Coleridge AC | 2 | 2 | Cambridge and Coleridge AC home page  |
| Beverley AC | 2 | 3 | Beverley AC home page  |
| Stock Exchange AC | 2 | 4 | Stock Exchange AC home page  |
| Tring RC | 2 | 13 | Tring RC home page  |
| Guildford & Godalming AC | 2 | 2 | Guildford & Godalming AC home page  |
| Paddock Wood AC | 2 | 2 | Paddock Wood AC home page  |
| Surbiton Hockey Club | 2 | 8 | Surbiton Hockey Club home page  |
| Windrush Triathlon Club | 2 | 3 | Windrush Triathlon Club home page  |
| Veterans AC | 2 | 3 | Veterans AC home page  |
| Worcester AC | 2 | 8 | Worcester AC home page  |
| Twickenham Rowing Club | 2 | 5 | Twickenham Rowing Club home page  |
| The Skiff Club | 2 | 3 | The Skiff Club home page  |
| Massey Ferguson RC | 2 | 2 | Massey Ferguson RC home page  |
| Tri-Anglia | 2 | 2 | Tri-Anglia home page  |
| Newbury AC | 2 | 3 | Newbury AC home page  |
| West London Hash House Harriers | 2 | 41 |
|
| RAF AC | 2 | 6 | RAF AC home page  |
| San Domenico RRC | 2 | 2 | San Domenico RRC home page  |
| Blackheath & Bromley Harriers AC | 2 | 3 | Blackheath & Bromley Harriers AC home page  |
| Wetherby Runners | 2 | 2 | Wetherby Runners home page  |
| Shaftesbury Barnet Harriers | 2 | 13 | Shaftesbury Barnet Harriers home page  |
| Team Kennet | 2 | 3 | Team Kennet home page  |
| North Devon AC | 2 | 9 | North Devon AC home page  |
| Fittleworth Flyers | 1 | 11 | Fittleworth Flyers home page  |
| Black Combe Runners | 1 | 2 | Black Combe Runners home page  |
| University of London AC | 1 | 2 | University of London AC home page  |
| Stratford-upon-Avon AC | 1 | 4 | Stratford-upon-Avon AC home page  |
| Oxford Tri | 1 | 1 | Oxford Tri home page  |
| Adeladies | 1 | 1 |
|
| Lytham St. Annes RRC | 1 | 3 | Lytham St. Annes RRC home page  |
| Centurion RC | 1 | 4 | Centurion RC home page  |
| Headband Harriers | 1 | 1 | Headband Harriers home page  |
| Tewkesbury AC | 1 | 3 | Tewkesbury AC home page  |
| Datchet Dashers | 1 | 1 | Datchet Dashers home page  |
| Ironhead Racing | 1 | 1 |
|
| Bellahouston Road Runners | 1 | 1 | Bellahouston Road Runners home page  |
| UKnetrunner | 1 | 4 | UKnetrunner home page  |
| Stubbington Green Runners | 1 | 2 | Stubbington Green Runners home page  |
| jogscotland | 1 | 4 | jogscotland home page  |
| Angels Running Club | 1 | 1 | Angels Running Club home page  |
| Larkfield AC | 1 | 3 | Larkfield AC home page  |
| Scarborough AC | 1 | 7 | Scarborough AC home page  |
| realbuzzrunbritain.com | 1 | 4 | realbuzzrunbritain.com home page  |
| Chesapeake Bay Running Club | 1 | 1 | Chesapeake Bay Running Club home page  |
| Orpington Road Runners | 1 | 1 | Orpington Road Runners home page  |
| Willowfield Harriers | 1 | 1 |
|
| Purple Patch Runners | 1 | 1 |
|
| Sydney Striders | 1 | 1 | Sydney Striders home page  |
| Shrewsbury AC | 1 | 1 | Shrewsbury AC home page  |
| Fleet & Crookham AC | 1 | 25 | Fleet & Crookham AC home page  |
| Leighton Buzzard AC | 1 | 1 | Leighton Buzzard AC home page  |
| Spectrum Striders RC | 1 | 1 | Spectrum Striders RC home page  |
| Royal Veterinary College RC | 1 | 3 |
|
| Evesham Vale Running Club | 1 | 13 | Evesham Vale Running Club home page  |
| London Dynamo | 1 | 3 |
|
| Charnwood AC | 1 | 1 | Charnwood AC home page  |
| Chineham Park Running Club | 1 | 1 |
|
| Hobson's Bay Running Club | 1 | 2 | Hobson's Bay Running Club home page  |
| Dulwich Park RC | 1 | 9 | Dulwich Park RC home page  |
| Belle Vue Racers | 1 | 1 | Belle Vue Racers home page  |
| Tiptree Road Runners | 1 | 10 | Tiptree Road Runners home page  |
| London Fire Brigade | 1 | 1 |
|
| Kent AC | 1 | 1 | Kent AC home page  |
| Handy Cross Runners | 1 | 1 | Handy Cross Runners home page  |
| Comets RRC | 1 | 1 |
|
| Pennine Fell Runners | 1 | 1 |
|
| Twickenham CC | 1 | 5 | Twickenham CC home page  |
| Morpeth Harriers & AC | 1 | 4 | Morpeth Harriers & AC home page  |
| Mole Valley AC | 1 | 1 |
|
| St Radegund RDC | 1 | 3 | St Radegund RDC home page  |
| Exeter University AC | 1 | 8 | Exeter University AC home page  |
| Saltaire Striders | 1 | 1 | Saltaire Striders home page  |
| Riverside Runners | 1 | 1 | Riverside Runners home page  |
| Bath Triathlon Club | 1 | 1 |
|
| Leeds City AC | 1 | 4 | Leeds City AC home page  |
| Chepstow Harriers | 1 | 1 | Chepstow Harriers home page  |
| 100 Marathon Club | 1 | 1 | 100 Marathon Club home page  |
| Rolf Valley Club, Harare | 1 | 1 |
|
| London Rowing Club | 1 | 1 | London Rowing Club home page  |
| Ricky Running Sisters | 1 | 1 |
|
| Bournville Harriers | 1 | 1 | Bournville Harriers home page  |
| Valley Striders AC | 1 | 1 | Valley Striders AC home page  |
| Taf Running & Orienteering | 1 | 2 | Taf Running & Orienteering home page  |
| Dubai Road Runners | 1 | 1 | Dubai Road Runners home page  |
| Swansea Harriers AC | 1 | 1 | Swansea Harriers AC home page  |
| JP Morgan Dorset RC | 1 | 1 |
|
| County Antrim Harriers | 1 | 1 | County Antrim Harriers home page  |
| Wymondham AC | 1 | 42 | Wymondham AC home page  |
| Rand Athletic Club | 1 | 1 |
|
| Purbeck Runners | 1 | 2 |
|
| Helm Hill Runners | 1 | 1 | Helm Hill Runners home page  |
| Phoenix Athletics and Triathlon Club | 1 | 7 | Phoenix Athletics and Triathlon Club home page  |
| Barnsley Harriers | 1 | 2 | Barnsley Harriers home page  |
| Westbury Harriers | 1 | 1 | Westbury Harriers home page  |
| Mounts Bay Harriers | 1 | 1 | Mounts Bay Harriers home page  |
| WNDC Harriers | 1 | 1 |
|
| South Yorkshire Orienteers | 1 | 1 | South Yorkshire Orienteers home page  |
| Felixstowe RRC | 1 | 2 | Felixstowe RRC home page  |
| Sleaford Striders AC | 1 | 3 | Sleaford Striders AC home page  |
| Redhill Road Runners | 1 | 1 | Redhill Road Runners home page  |
| Malvern Joggers | 1 | 1 | Malvern Joggers home page  |
| Wootton Road Runners | 1 | 1 | Wootton Road Runners home page  |
| Birmingham University AC | 1 | 1 |
|
| Harpenden Arrows Running Club | 1 | 1 | Harpenden Arrows Running Club home page  |
| Triathlon Europe | 1 | 2 | Triathlon Europe home page  |
| Griffithstown Harriers | 1 | 1 | Griffithstown Harriers home page  |
| Vegetarian Cycling and AC | 1 | 2 | Vegetarian Cycling and AC home page  |
| Newport and East Wales Triathlon | 1 | 1 | Newport and East Wales Triathlon home page  |
| University of East Anglia Tri Club | 1 | 1 |
|
| Sweatshop | 1 | 6 | Sweatshop home page  |
| Kimberworth Striders RC | 1 | 2 | Kimberworth Striders RC home page  |
| Chorley Harriers | 1 | 2 | Chorley Harriers home page  |
| Worthing & District Harriers | 1 | 1 | Worthing & District Harriers home page  |
| Bush Hill Park Runners | 1 | 1 |
|
| Putney Panthers | 1 | 3 |
|
| Windle Valley Runners | 1 | 2 | Windle Valley Runners home page  |
| Basingstoke & Mid Hants AC | 1 | 6 | Basingstoke & Mid Hants AC home page  |
| New Eltham Joggers | 1 | 6 | New Eltham Joggers home page  |
| SAUK Tri | 1 | 2 | SAUK Tri home page  |
| B2P Triathlon Club | 1 | 2 | B2P Triathlon Club home page  |
| Kippax & District Harriers | 1 | 1 | Kippax & District Harriers home page  |
| Altrincham & District AC | 1 | 1 | Altrincham & District AC home page  |
| Richmond & Zetland Harriers | 1 | 2 | Richmond & Zetland Harriers home page  |
| Blackburn Harriers & AC | 1 | 2 | Blackburn Harriers & AC home page  |
| Headington RRC | 1 | 12 | Headington RRC home page  |
| Cardiff Triathletes | 1 | 1 | Cardiff Triathletes home page  |
| TCHC Run Club | 1 | 2 | TCHC Run Club home page  |
| Clapham Pioneers | 1 | 3 | Clapham Pioneers home page  |
| Elmbridge RRC | 1 | 12 | Elmbridge RRC home page  |
| Gateshead Harriers & AC | 1 | 1 | Gateshead Harriers & AC home page  |
| Bexhill RC | 1 | 1 | Bexhill RC home page  |
| Victory AC | 1 | 2 | Victory AC home page  |
| Steyning AC | 1 | 1 | Steyning AC home page  |
| Kingston University AC | 1 | 3 |
|
| Crawley AC | 1 | 1 | Crawley AC home page  |
| Worthing Striders | 1 | 1 | Worthing Striders home page  |
| Trisport News Racing | 1 | 1 |
|
| Surbiton High School | 1 | 2 | Surbiton High School home page  |
| Raheny Shamrocks | 1 | 2 | Raheny Shamrocks home page  |
| Bedford & County AC | 1 | 1 | Bedford & County AC home page  |
| Trafford AC | 1 | 1 | Trafford AC home page  |
| G.S. Henley | 1 | 7 | G.S. Henley home page  |
| Kirkintilloch Olympians | 1 | 10 | Kirkintilloch Olympians home page  |
| London FrontRunners | 1 | 1 | London FrontRunners home page  |
| Berkshire Orienteers | 1 | 2 |
|
| Queens Park Harriers | 1 | 4 | Queens Park Harriers home page  |
| North Down AC | 1 | 1 | North Down AC home page  |
| Harmeny AC | 1 | 1 | Harmeny AC home page  |
| Newquay Road Runners | 1 | 2 | Newquay Road Runners home page  |
| Enfield & Haringey AC | 1 | 23 | Enfield & Haringey AC home page  |
| Wakefield District Harriers & AC | 1 | 2 | Wakefield District Harriers & AC home page  |
| Stroud & District AC | 1 | 1 | Stroud & District AC home page  |
| Viceroys Triathlon Club | 1 | 2 | Viceroys Triathlon Club home page  |
| Milton Keynes AC | 1 | 1 |
|
| Lauriston RRC | 1 | 2 |
|
| Mercia Fell RC | 1 | 1 | Mercia Fell RC home page  |
| Metros RC | 1 | 1 | Metros RC home page  |
| Optima Racing Team | 1 | 37 |
|
| The Triathlon Shop-Bristol | 1 | 2 | The Triathlon Shop-Bristol home page  |
| Bellahouston Harriers | 1 | 2 | Bellahouston Harriers home page  |
| Trent Park Running Club | 1 | 7 | Trent Park Running Club home page  |
| South West Road Runners | 1 | 3 | South West Road Runners home page  |
| Kirkstall Harriers | 1 | 1 | Kirkstall Harriers home page  |
| Norwich Road Runners | 1 | 1 | Norwich Road Runners home page  |
| Hyper Viper Man Squadron | 1 | 3 |
|
| Bracknell AC | 1 | 5 | Bracknell AC home page  |
| White Horse Harriers AC | 1 | 1 | White Horse Harriers AC home page  |
| KPMG Running Club | 1 | 1 |
|
| London Fields Triathlon | 1 | 1 | London Fields Triathlon home page  |
| Dinamo Antananarivo | 1 | 1 | Dinamo Antananarivo home page  |