| Haverhill RC | 133 | 807 | Haverhill RC home page  |
| Sudbury Joggers | 51 | 233 | Sudbury Joggers home page |
| Cambridge and Coleridge AC | 32 | 54 | Cambridge and Coleridge AC home page |
| Halstead RRC | 29 | 162 | Halstead RRC home page |
| Newmarket Joggers | 28 | 173 | Newmarket Joggers home page |
| TRI Sudbury | 28 | 127 | TRI Sudbury home page |
| Saint Edmund Pacers | 25 | 93 | Saint Edmund Pacers home page |
| Colchester Harriers AC | 21 | 33 | Colchester Harriers AC home page |
| Stowmarket Striders RC | 19 | 24 | Stowmarket Striders RC home page |
| Saffron Striders RC | 16 | 63 | Saffron Striders RC home page |
| St Radegund RDC | 15 | 15 | St Radegund RDC home page |
| Michelle's Running Group | 15 | 30 |
|
| Hadleigh Hares AC | 14 | 18 | Hadleigh Hares AC home page |
| Jogging Made Easy | 13 | 15 | Jogging Made Easy home page |
| St Edmunds Pacers | 12 | 57 | St Edmunds Pacers home page |
| Braintree & District AC | 11 | 19 | Braintree & District AC home page |
| Ware Joggers | 10 | 10 | Ware Joggers home page |
| Suffolk Orienteering Club | 10 | 30 | Suffolk Orienteering Club home page |
| BRJ Run and Tri | 10 | 12 | BRJ Run and Tri home page |
| Bishops Stortford RC | 9 | 9 | Bishops Stortford RC home page |
| Running Colchester | 9 | 10 |
|
| Felixstowe RRC | 9 | 9 | Felixstowe RRC home page |
| West Suffolk AC | 9 | 22 | West Suffolk AC home page |
| Vegan Runners | 8 | 8 | Vegan Runners home page |
| Cambridge Triathlon Club | 8 | 9 | Cambridge Triathlon Club home page |
| Grange Farm and Dunmow Runners | 8 | 15 | Grange Farm and Dunmow Runners home page |
| Ely Runners | 8 | 8 | Ely Runners home page |
| Lonely Goat RC | 8 | 183 | Lonely Goat RC home page |
| Eye Community Runners | 7 | 7 | Eye Community Runners home page |
| Tailenders | 7 | 8 | Tailenders home page |
| East London Runners | 6 | 7 | East London Runners home page |
| Bungay Black Dog RC | 6 | 6 | Bungay Black Dog RC home page |
| Riverside Runners | 6 | 6 | Riverside Runners home page |
| Springfield Striders RC | 6 | 10 | Springfield Striders RC home page |
| Dereham Runners AC | 6 | 6 | Dereham Runners AC home page |
| Flyers Southend | 5 | 24 | Flyers Southend home page |
| Rayleigh RAT Runners | 5 | 5 | Rayleigh RAT Runners home page |
| Witham RC | 5 | 15 | Witham RC home page |
| Suffolk Trail Runners | 5 | 29 | Suffolk Trail Runners home page |
| CSSC Sports & Leisure | 4 | 4 | CSSC Sports & Leisure home page |
| Norfolk Gazelles AC | 4 | 4 | Norfolk Gazelles AC home page |
| S C Fitness | 4 | 6 | S C Fitness home page |
| Redway Runners | 4 | 4 | Redway Runners home page |
| Harlow RC | 4 | 4 | Harlow RC home page |
| Great Bentley RC | 4 | 4 | Great Bentley RC home page |
| GoodGym | 4 | 4 | GoodGym home page |
| Ilford AC | 4 | 4 | Ilford AC home page |
| Birtley AC | 3 | 3 | Birtley AC home page |
| Ipswich JAFFA RC | 3 | 3 | Ipswich JAFFA RC home page |
| Thetford AC | 3 | 5 | Thetford AC home page |
| Parkside Running & Fitness | 3 | 3 | Parkside Running & Fitness home page |
| 26.2 RRC | 3 | 3 | 26.2 RRC home page |
| West Suffolk Wheelers and Triathlon Club | 3 | 5 | West Suffolk Wheelers and Triathlon Club home page |
| RunFit Essex | 3 | 3 | RunFit Essex home page |
| Little Baddow Ridge RC | 3 | 3 |
|
| UK parkrun tourists | 3 | 3 |
|
| Serpentine RC | 3 | 3 | Serpentine RC home page |
| Loughton AC | 3 | 13 | Loughton AC home page |
| Norwich Road Runners | 3 | 14 | Norwich Road Runners home page |
| Didsbury Runners | 2 | 2 | Didsbury Runners home page |
| Poole AC | 2 | 2 | Poole AC home page |
| Defence Sports & Recreation | 2 | 3 | Defence Sports & Recreation home page |
| Stadium Runners | 2 | 2 | Stadium Runners home page |
| Clapham Chasers RC | 2 | 3 | Clapham Chasers RC home page |
| Dartford Road Runners | 2 | 2 | Dartford Road Runners home page |
| Shrewsbury AC | 2 | 2 | Shrewsbury AC home page |
| Edmonton RC | 2 | 2 | Edmonton RC home page |
| Hash House Harriers | 2 | 2 | Hash House Harriers home page |
| Lincoln Wellington AC | 2 | 2 | Lincoln Wellington AC home page |
| Newmarket Cycling and Triathlon Club | 2 | 5 |
|
| Ealing, Southall & Middlesex AC | 2 | 2 | Ealing, Southall & Middlesex AC home page |
| Stragglers | 2 | 2 | Stragglers home page |
| Brentwood Running Club | 2 | 19 | Brentwood Running Club home page |
| Pitsea RC | 2 | 2 | Pitsea RC home page |
| Orpington Road Runners | 2 | 2 | Orpington Road Runners home page |
| Harwich Runners | 2 | 2 | Harwich Runners home page |
| Nuclear Races Striders | 2 | 3 |
|
| Meon Valley Runners | 2 | 4 | Meon Valley Runners home page |
| Beverley AC | 2 | 3 | Beverley AC home page |
| Tiptree Road Runners | 2 | 3 | Tiptree Road Runners home page |
| Meridian Triathlon Club | 2 | 2 | Meridian Triathlon Club home page |
| Bodymode Running Club (BRC) | 2 | 2 | Bodymode Running Club (BRC) home page |
| Chiltern Church Runners | 2 | 2 | Chiltern Church Runners home page |
| Canicross Cambridgeshire | 2 | 2 | Canicross Cambridgeshire home page |
| Waterford Orienteers | 2 | 2 | Waterford Orienteers home page |
| March AC | 2 | 2 | March AC home page |
| DofE | 2 | 5 | DofE home page |
| Company of Runners | 2 | 5 | Company of Runners home page |
| Todmorden Harriers & AC | 2 | 2 | Todmorden Harriers & AC home page |
| Dunstable RRC | 2 | 3 | Dunstable RRC home page |
| Metros RC | 2 | 2 | Metros RC home page |
| Huntingdonshire AC | 2 | 2 | Huntingdonshire AC home page |
| Run 4 MS | 2 | 2 | Run 4 MS home page |
| Billericay Striders RC | 2 | 2 | Billericay Striders RC home page |
| Fen Edge Runners | 2 | 2 |
|
| Mersea Island Hash House Harriers | 2 | 2 |
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| Herne Hill Harriers | 2 | 3 | Herne Hill Harriers home page |
| Cambridge Canoe Club | 2 | 7 |
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| Dulwich Park RC | 1 | 2 | Dulwich Park RC home page |
| Vegetarian Cycling and AC | 1 | 1 | Vegetarian Cycling and AC home page |
| Tri-Anglia | 1 | 1 | Tri-Anglia home page |
| SHAEF Shifters | 1 | 1 | SHAEF Shifters home page |
| City of Norwich AC | 1 | 1 | City of Norwich AC home page |
| Fairlands Valley Spartans RC | 1 | 1 | Fairlands Valley Spartans RC home page |
| Dagenham 88 Runners | 1 | 1 | Dagenham 88 Runners home page |
| 100 Marathon Club | 1 | 1 | 100 Marathon Club home page |
| Run Dem Crew | 1 | 1 | Run Dem Crew home page |
| Northwich Running Club | 1 | 1 | Northwich Running Club home page |
| Vegan Runners | 1 | 1 | Vegan Runners home page |
| Sheen Shufflers | 1 | 1 | Sheen Shufflers home page |
| Hatch Warren Runners | 1 | 1 | Hatch Warren Runners home page |
| Erme Valley Harriers | 1 | 2 | Erme Valley Harriers home page |
| Ampthill & Flitwick Flyers RC | 1 | 1 | Ampthill & Flitwick Flyers RC home page |
| viewtube runners | 1 | 1 | viewtube runners home page |
| NORSUF Running Group | 1 | 1 | NORSUF Running Group home page |
| Kent AC | 1 | 1 | Kent AC home page |
| Swanley & District AC | 1 | 1 | Swanley & District AC home page |
| Steeple Chasers running club | 1 | 13 | Steeple Chasers running club home page |
| Formula One Circuit Crew | 1 | 1 | Formula One Circuit Crew home page |
| Born2Tri | 1 | 2 | Born2Tri home page |
| Hardley Runners | 1 | 1 | Hardley Runners home page |
| Women Running at E14 | 1 | 1 |
|
| Freck & Warton Running Club | 1 | 3 | Freck & Warton Running Club home page |
| Bedford Harriers AC | 1 | 1 | Bedford Harriers AC home page |
| University of Birmingham Cross Country & AC | 1 | 1 | University of Birmingham Cross Country & AC home page |
| SweatyBetty | 1 | 1 |
|
| run4fun | 1 | 1 | run4fun home page |
| London FrontRunners | 1 | 1 | London FrontRunners home page |
| Phoenix Striders | 1 | 1 | Phoenix Striders home page |
| North Highland Harriers | 1 | 3 |
|
| Run For Your Life | 1 | 1 |
|
| CrossFit Beorn | 1 | 1 |
|
| Les Croupiers RC | 1 | 2 | Les Croupiers RC home page |
| Hucclecote Harriers | 1 | 1 | Hucclecote Harriers home page |
| Framlingham Flyers | 1 | 1 | Framlingham Flyers home page |
| University of Manchester Cross Country Club | 1 | 1 | University of Manchester Cross Country Club home page |
| WaldenJNR | 1 | 7 | WaldenJNR home page |
| Craig's layer boot camp | 1 | 1 | Craig's layer boot camp home page |
| Caerleon RC | 1 | 1 | Caerleon RC home page |
| Benoni Northerns AC | 1 | 1 |
|
| Beginners2Runners | 1 | 1 | Beginners2Runners home page |
| Beckers Green Runners | 1 | 1 |
|
| Belle Vue Racers | 1 | 1 | Belle Vue Racers home page |
| Team Bath AC | 1 | 19 |
|
| UKRunChat Running Club | 1 | 2 | UKRunChat Running Club home page |
| Barnet and District AC | 1 | 1 | Barnet and District AC home page |
| Tri Sport Epping | 1 | 1 | Tri Sport Epping home page |
| Team 2gether | 1 | 1 | Team 2gether home page |
| Winchester and District AC | 1 | 1 | Winchester and District AC home page |
| Royston Runners | 1 | 1 | Royston Runners home page |
| 5 Star Boot Camps | 1 | 4 | 5 Star Boot Camps home page |
| Marple Runners | 1 | 1 | Marple Runners home page |
| AAF-AUSTRIA | 1 | 1 |
|
| Spectrum Striders RC | 1 | 1 | Spectrum Striders RC home page |
| WaldenTri | 1 | 3 | WaldenTri home page |
| Kilkenny City Harriers | 1 | 1 | Kilkenny City Harriers home page |
| Epsom Allsorts | 1 | 1 | Epsom Allsorts home page |
| Kettering Town Harriers | 1 | 2 | Kettering Town Harriers home page |
| North Devon RR | 1 | 1 | North Devon RR home page |
| Chigwell and Epping Forest Orienteering Club | 1 | 1 | Chigwell and Epping Forest Orienteering Club home page |
| Tri-Logic Cornwall | 1 | 1 | Tri-Logic Cornwall home page |
| Sweatshop Running Community | 1 | 1 | Sweatshop Running Community home page |
| Shires Tri-ers | 1 | 1 |
|
| Royal Marines Triathlon | 1 | 2 |
|
| Bracknell Forest Runners | 1 | 1 | Bracknell Forest Runners home page |
| Fittleworth Flyers | 1 | 1 | Fittleworth Flyers home page |
| Compton Harriers RC | 1 | 7 | Compton Harriers RC home page |
| Wymondham AC | 1 | 1 | Wymondham AC home page |
| Reading Roadrunners | 1 | 1 | Reading Roadrunners home page |
| London City Runners | 1 | 1 | London City Runners home page |
| Fox Trotters | 1 | 1 |
|
| Abingdon AC | 1 | 1 | Abingdon AC home page |
| Guildford & Godalming AC | 1 | 1 | Guildford & Godalming AC home page |
| North East Veterans AC | 1 | 1 | North East Veterans AC home page |
| Thames Turbo Triathlon | 1 | 1 | Thames Turbo Triathlon home page |
| Biggleswade AC | 1 | 1 | Biggleswade AC home page |
| Great Yarmouth Road Runners | 1 | 1 | Great Yarmouth Road Runners home page |
| The Commando Runners | 1 | 1 | The Commando Runners home page |
| Curragh Naas Orienteering Club | 1 | 1 | Curragh Naas Orienteering Club home page |
| Bristol and West AC | 1 | 3 | Bristol and West AC home page |
| Loughborough Triathlon | 1 | 7 | Loughborough Triathlon home page |
| Canicross Anglesey | 1 | 1 | Canicross Anglesey home page |
| Danson Runners | 1 | 1 | Danson Runners home page |
| Road Runners Club | 1 | 2 | Road Runners Club home page |
| Retford AC | 1 | 1 | Retford AC home page |
| Newark Striders Running Club | 1 | 2 | Newark Striders Running Club home page |
| parkrun World tourists | 1 | 1 |
|
| Gateshead Harriers & AC | 1 | 1 | Gateshead Harriers & AC home page |
| Liverpool Pembroke & Sefton Harriers & AC | 1 | 1 | Liverpool Pembroke & Sefton Harriers & AC home page |
| Hyde Park Harriers | 1 | 1 | Hyde Park Harriers home page |
| Lickey End Striders | 1 | 1 | Lickey End Striders home page |
| Hayes & Harlington Road Runners | 1 | 1 | Hayes & Harlington Road Runners home page |
| Brandon Fern Hoppers | 1 | 4 | Brandon Fern Hoppers home page |
| Badgers | 1 | 1 | Badgers home page |
| Watford Joggers | 1 | 1 | Watford Joggers home page |
| Thirsk & Sowerby Harriers | 1 | 2 | Thirsk & Sowerby Harriers home page |
| Dubai Road Runners | 1 | 1 | Dubai Road Runners home page |
| Burnham Joggers | 1 | 1 | Burnham Joggers home page |
| Diss & District AC | 1 | 1 | Diss & District AC home page |
| Mornington Chasers | 1 | 1 | Mornington Chasers home page |
| West Anglia Orienteering Club | 1 | 1 | West Anglia Orienteering Club home page |
| Notts Women Runners | 1 | 1 | Notts Women Runners home page |
| Chelmsford City Swimming Club | 1 | 1 | Chelmsford City Swimming Club home page |
| Trent Park Running Club | 1 | 1 | Trent Park Running Club home page |
| CSR Running Club | 1 | 1 |
|
| Heaton Harriers & AC | 1 | 1 | Heaton Harriers & AC home page |
| Sunderland Harriers & AC | 1 | 1 | Sunderland Harriers & AC home page |
| King's Lynn Triathlon Club | 1 | 1 | King's Lynn Triathlon Club home page |
| Gresham Gazelles | 1 | 2 |
|