| Pace Running Club | 262 | 9984 |
|
| Run-Anon | 177 | 2227 |
|
| Ballymena Runners AC | 148 | 749 | Ballymena Runners AC home page  |
| County Antrim Harriers | 132 | 1590 | County Antrim Harriers home page |
| Mallusk Harriers | 111 | 840 | Mallusk Harriers home page |
| #ParkWalk | 90 | 601 |
|
| Acorns AC | 82 | 378 | Acorns AC home page |
| Seapark AC | 66 | 261 | Seapark AC home page |
| North Belfast Harriers | 58 | 403 | North Belfast Harriers home page |
| Jog Lisburn | 51 | 263 |
|
| Termoneeny Running Club | 47 | 259 | Termoneeny Running Club home page |
| Moneyglass And District Runners | 46 | 471 | Moneyglass And District Runners home page |
| Springwell RC | 42 | 99 | Springwell RC home page |
| Ballymena & Antrim AC | 35 | 607 | Ballymena & Antrim AC home page |
| North Down AC | 34 | 77 | North Down AC home page |
| Monkstown Spartans AC | 32 | 89 | Monkstown Spartans AC home page |
| East Coast Athletic Club | 32 | 77 | East Coast Athletic Club home page |
| Larne AC | 30 | 79 | Larne AC home page |
| Saintfield Striders | 27 | 34 |
|
| Sperrin Harriers | 26 | 42 | Sperrin Harriers home page |
| Dub Runners of Belfast | 24 | 74 | Dub Runners of Belfast home page |
| Belfast Running Club | 23 | 56 | Belfast Running Club home page |
| Jog Moira | 23 | 35 | Jog Moira home page |
| Scrabo Striders | 23 | 32 | Scrabo Striders home page |
| Orangegrove Athletics Club | 21 | 34 |
|
| Lagan Valley AC | 20 | 62 | Lagan Valley AC home page |
| Jog Belfast | 19 | 28 |
|
| Magherafelt Harriers | 18 | 269 |
|
| Cavehill & Valley RC | 18 | 124 |
|
| East Antrim Harriers AC | 14 | 42 | East Antrim Harriers AC home page |
| Willowfield Harriers | 14 | 61 | Willowfield Harriers home page |
| Ballydrain Harriers | 14 | 14 |
|
| Run Newtownabbey | 13 | 26 | Run Newtownabbey home page |
| Tafelta AC | 13 | 39 |
|
| City of Lisburn AC | 13 | 23 | City of Lisburn AC home page |
| Ormeau Runners (RunBelfast) | 12 | 26 | Ormeau Runners (RunBelfast) home page |
| Chorlton Runners | 11 | 20 | Chorlton Runners home page |
| Couch to 5K Mid Ulster District Council | 10 | 27 |
|
| Dromore AC | 10 | 19 |
|
| Vegan Runners | 8 | 22 | Vegan Runners home page |
| Kernan Run Club | 8 | 19 | Kernan Run Club home page |
| Mid Ulster AC | 8 | 16 | Mid Ulster AC home page |
| Walk Aghalee | 7 | 14 |
|
| St Peters AC | 7 | 10 | St Peters AC home page |
| Midweek Muppets | 7 | 11 |
|
| Whitehead Runners | 7 | 7 |
|
| Glenlough Running Club | 6 | 7 |
|
| Victoria Park and Connswater AC | 6 | 14 |
|
| Virtual Run NI | 6 | 21 | Virtual Run NI home page |
| Northern Ireland Civil Service AC | 6 | 25 |
|
| Annadale Striders | 5 | 12 | Annadale Striders home page |
| Lagan Valley Orienteers | 5 | 19 | Lagan Valley Orienteers home page |
| Lonely Goat RC | 5 | 11 | Lonely Goat RC home page |
| Bearded Bikers | 5 | 14 |
|
| B.A.R.F | 5 | 10 | B.A.R.F home page |
| parkrun Trippers | 4 | 4 |
|
| Tadworth AC | 4 | 4 | Tadworth AC home page |
| parkrun Trippers | 4 | 4 |
|
| Herts Phoenix AC | 4 | 4 | Herts Phoenix AC home page |
| PACE Sports Management | 4 | 13 |
|
| Skerries AC | 4 | 9 | Skerries AC home page |
| East Lothian Orienteers | 4 | 4 | East Lothian Orienteers home page |
| Marple Runners | 4 | 4 | Marple Runners home page |
| Lisburn Triathlon Club | 4 | 8 |
|
| Jog Carrickfergus | 4 | 12 |
|
| Albertville Harriers | 4 | 7 |
|
| Sale Harriers Manchester | 4 | 5 | Sale Harriers Manchester home page |
| ZIJA,Life Unlimited | 3 | 3 |
|
| murlough AC | 3 | 3 |
|
| Northern Ireland Masters Athletic Association | 3 | 9 | Northern Ireland Masters Athletic Association home page |
| Banbridge District AC | 3 | 3 |
|
| Tailenders | 3 | 3 | Tailenders home page |
| Southville Running Club | 3 | 13 |
|
| Riada TC | 3 | 7 | Riada TC home page |
| Dundee Road Runners AC | 3 | 9 | Dundee Road Runners AC home page |
| Tyne Bridge Harriers | 3 | 7 | Tyne Bridge Harriers home page |
| Glens Runners | 3 | 10 | Glens Runners home page |
| Enniskillen Running Club | 3 | 8 |
|
| Defence Sports & Recreation | 3 | 5 | Defence Sports & Recreation home page |
| UK parkrun tourists | 3 | 20 |
|
| DofE | 3 | 22 | DofE home page |
| Foyle Valley AC | 2 | 3 |
|
| Hielbow Triathlon Club | 2 | 3 | Hielbow Triathlon Club home page |
| Istead and Ifield Harriers | 2 | 3 | Istead and Ifield Harriers home page |
| Davenport Runners | 2 | 2 |
|
| Mid Ulster Running Academy | 2 | 4 | Mid Ulster Running Academy home page |
| Goyt Valley Striders | 2 | 7 | Goyt Valley Striders home page |
| Muddy Runners | 2 | 41 | Muddy Runners home page |
| Astley & Tyldesley Road Runners | 2 | 2 | Astley & Tyldesley Road Runners home page |
| Ballycastle Runners AC | 2 | 6 | Ballycastle Runners AC home page |
| Altrincham and District AC | 2 | 9 | Altrincham and District AC home page |
| Antrim & Newtownabbey parkrunners | 2 | 79 |
|
| Christian Runners UK | 2 | 13 | Christian Runners UK home page |
| Ward Park Runners | 2 | 2 |
|
| Massey Ferguson RC | 2 | 2 | Massey Ferguson RC home page |
| Tonbridge AC | 2 | 3 | Tonbridge AC home page |
| Acorn Runners | 2 | 2 |
|
| Penny Lane Striders | 2 | 2 | Penny Lane Striders home page |
| Brendan Doyle Running | 2 | 2 |
|
| With Me Now | 2 | 175 |
|
| Up and Running | 2 | 2 |
|
| City of Derry AC | 2 | 3 | City of Derry AC home page |
| Rosemary's Runners | 2 | 2 |
|
| parkrun Resolution | 2 | 3 | parkrun Resolution home page |
| Edinburgh AC | 2 | 5 | Edinburgh AC home page |
| Run Forrest Run | 2 | 3 |
|
| Hi Elbow Triathlon Club | 2 | 4 | Hi Elbow Triathlon Club home page |
| Dungannon's Little Running Club | 2 | 2 |
|
| werunbelfast | 2 | 12 | werunbelfast home page |
| Airedale Dodgers | 2 | 4 |
|
| Blackrock AC | 2 | 4 | Blackrock AC home page |
| 3F Runners | 2 | 2 |
|
| Hatch Warren Runners | 2 | 2 | Hatch Warren Runners home page |
| Roxy Runners | 2 | 5 |
|
| Olympian Triathlon | 2 | 4 | Olympian Triathlon home page |
| Garscube Harriers | 2 | 3 | Garscube Harriers home page |
| Colin Gleners | 2 | 2 |
|
| Oswestry Olympians | 1 | 1 | Oswestry Olympians home page |
| Beechmount Harriers | 1 | 1 |
|
| Forget The Gym | 1 | 1 | Forget The Gym home page |
| ParkrunnerPB | 1 | 1 | ParkrunnerPB home page |
| WDBRCRRC | 1 | 1 | WDBRCRRC home page |
| Edge Pistols | 1 | 1 |
|
| Sweatshop Running Community | 1 | 2 | Sweatshop Running Community home page |
| Bellahouston Road Runners | 1 | 1 | Bellahouston Road Runners home page |
| Winston Runners | 1 | 1 | Winston Runners home page |
| Sandbach Striders | 1 | 2 | Sandbach Striders home page |
| Port Hills Athletic Club Inc | 1 | 1 |
|
| Galway City Harriers | 1 | 1 | Galway City Harriers home page |
| East Down AC | 1 | 1 | East Down AC home page |
| Portobello RC | 1 | 3 | Portobello RC home page |
| Clydeside Orienteers | 1 | 1 |
|
| Mourne Runners | 1 | 2 | Mourne Runners home page |
| Dee Runners | 1 | 1 |
|
| Time Bandits Running Club | 1 | 1 |
|
| Heaton Harriers & AC | 1 | 1 | Heaton Harriers & AC home page |
| Bury AC | 1 | 1 |
|
| Rossendale Harriers & AC | 1 | 1 | Rossendale Harriers & AC home page |
| Solihull Triathlon Club | 1 | 1 | Solihull Triathlon Club home page |
| Sole Mates | 1 | 2 | Sole Mates home page |
| West Belfast Coolers | 1 | 1 |
|
| Letterkenny AC | 1 | 1 | Letterkenny AC home page |
| Overton Harriers & AC | 1 | 2 | Overton Harriers & AC home page |
| jogscotland | 1 | 1 | jogscotland home page |
| Dundrum South Dublin Athletic Club | 1 | 1 | Dundrum South Dublin Athletic Club home page |
| Jogging Made Easy | 1 | 1 | Jogging Made Easy home page |
| High Park Rogue Runners | 1 | 1 | High Park Rogue Runners home page |
| Fitzone SRG | 1 | 1 |
|
| Jersey Spartan AC | 1 | 2 | Jersey Spartan AC home page |
| Chippenham Harriers | 1 | 3 | Chippenham Harriers home page |
| Nidd Valley Road Runners | 1 | 1 | Nidd Valley Road Runners home page |
| CrossFit Southampton | 1 | 2 | CrossFit Southampton home page |
| Polish Runners Club Ireland | 1 | 1 | Polish Runners Club Ireland home page |
| Christ Church Runners | 1 | 4 |
|
| Toasted Carryduff Running Club (TCRC) | 1 | 2 | Toasted Carryduff Running Club (TCRC) home page |
| Tynedale Harriers & AC | 1 | 1 | Tynedale Harriers & AC home page |
| Salford Harriers and AC | 1 | 2 | Salford Harriers and AC home page |
| Mablethorpe RC | 1 | 4 |
|
| Team Runwell | 1 | 1 | Team Runwell home page |
| Queen's University AC | 1 | 7 | Queen's University AC home page |
| Didsbury Runners | 1 | 1 | Didsbury Runners home page |
| Holme Pierrepont RC | 1 | 1 | Holme Pierrepont RC home page |
| Central AC | 1 | 1 | Central AC home page |
| Ripley RC | 1 | 1 | Ripley RC home page |
| Exeter tri club | 1 | 1 | Exeter tri club home page |
| #runforfun | 1 | 46 |
|
| Fit Ayrshire Dads | 1 | 1 |
|
| Blaydon Harriers and AC | 1 | 4 | Blaydon Harriers and AC home page |
| Sphinx AC | 1 | 1 | Sphinx AC home page |
| Running Boys | 1 | 1 |
|
| Cirencester AC | 1 | 4 | Cirencester AC home page |
| Newcastle & District AC | 1 | 1 | Newcastle & District AC home page |
| Redway Runners | 1 | 1 | Redway Runners home page |
| Running Forever Running Club | 1 | 3 | Running Forever Running Club home page |
| STAR Running Club | 1 | 1 |
|
| Worthing Park Run | 1 | 1 |
|
| ROADRUNNERS AC | 1 | 1 | ROADRUNNERS AC home page |
| Victoria Park Harriers & Tower Hamlets AC | 1 | 1 | Victoria Park Harriers & Tower Hamlets AC home page |
| Avon Valley Runners | 1 | 1 | Avon Valley Runners home page |
| Barn Runners | 1 | 1 |
|
| Derek Zoolander Centre for Kids Who Can't Run Good | 1 | 6 | Derek Zoolander Centre for Kids Who Can't Run Good home page |
| Fingal Women’s Running Group | 1 | 1 |
|
| Lliswerry Runners | 1 | 1 | Lliswerry Runners home page |
| Up and Runners Belfast | 1 | 1 | Up and Runners Belfast home page |
| Aberdeen UOTC | 1 | 1 | Aberdeen UOTC home page |
| BOI Runners | 1 | 1 |
|
| Dockside Runners | 1 | 1 | Dockside Runners home page |
| Carnethy Hill RC | 1 | 5 | Carnethy Hill RC home page |
| Shettleston Harriers | 1 | 1 | Shettleston Harriers home page |
| Queens Triathlon Club | 1 | 1 | Queens Triathlon Club home page |
| Newry Triathlon Club | 1 | 1 | Newry Triathlon Club home page |
| Five Star Active | 1 | 1 | Five Star Active home page |
| Great Western Runners | 1 | 1 | Great Western Runners home page |
| Birmingham Running Athletics and Triathlon Club | 1 | 1 | Birmingham Running Athletics and Triathlon Club home page |
| Hyde Park Harriers | 1 | 1 | Hyde Park Harriers home page |
| Reigate Ladies Joggers | 1 | 2 | Reigate Ladies Joggers home page |
| Rogue Runners | 1 | 1 |
|
| Down Triathlon Club | 1 | 1 | Down Triathlon Club home page |
| Sudbury Court RC | 1 | 1 | Sudbury Court RC home page |
| North Bristol Running Group | 1 | 1 | North Bristol Running Group home page |
| Bad Boy Running | 1 | 1 | Bad Boy Running home page |
| Castlewellan Parkrun | 1 | 2 | Castlewellan Parkrun home page |
| Ashford AC | 1 | 1 | Ashford AC home page |
| Windle Valley Runners | 1 | 1 | Windle Valley Runners home page |
| Baildon Runners | 1 | 1 | Baildon Runners home page |
| Valley Hill Runners | 1 | 1 | Valley Hill Runners home page |
| St Paul's Runners | 1 | 8 |
|
| GoodGym | 1 | 1 | GoodGym home page |
| Glasgow Dental Hospital & School Runners | 1 | 1 | Glasgow Dental Hospital & School Runners home page |
| Newry AC | 1 | 1 |
|
| Fox Trotters | 1 | 3 |
|
| York Knavesmire Harriers | 1 | 1 | York Knavesmire Harriers home page |
| Lochaber AC | 1 | 6 | Lochaber AC home page |
| Laganvalley athletic club | 1 | 1 | Laganvalley athletic club home page |
| Balbriggan Roadrunners | 1 | 1 | Balbriggan Roadrunners home page |
| WRB | 1 | 1 |
|
| Co-op Colleague – North | 1 | 122 |
|
| Barnsley Harriers | 1 | 2 | Barnsley Harriers home page |
| Shropshire Shufflers | 1 | 1 | Shropshire Shufflers home page |
| Folkestone Running Club | 1 | 1 | Folkestone Running Club home page |
| Ashington Hirst Running Club | 1 | 1 | Ashington Hirst Running Club home page |
| Team COCO | 1 | 1 | Team COCO home page |
| Run 4 MS | 1 | 2 | Run 4 MS home page |
| Runnymede Runners | 1 | 14 | Runnymede Runners home page |
| St Albans Striders | 1 | 1 | St Albans Striders home page |
| Knowle and Dorridge Running Club | 1 | 1 | Knowle and Dorridge Running Club home page |
| St Anne's AC | 1 | 3 |
|
| Drogheda and District Athletic Club | 1 | 2 | Drogheda and District Athletic Club home page |
| Unknown Runner | 1 | 1 |
|
| Balbriggan and District AC | 1 | 1 | Balbriggan and District AC home page |
| Macclesfield Harriers & AC | 1 | 1 | Macclesfield Harriers & AC home page |
| Stirling University AC | 1 | 8 |
|
| Prestwich AC | 1 | 1 | Prestwich AC home page |
| Canicross Clwyd | 1 | 3 |
|
| Moycarkey Coolcroo AC | 1 | 1 | Moycarkey Coolcroo AC home page |
| Fulham RC | 1 | 1 | Fulham RC home page |
| Z-Tri | 1 | 1 |
|
| Vale of Aylesbury AC | 1 | 1 | Vale of Aylesbury AC home page |
| Manchester Tri Club | 1 | 1 | Manchester Tri Club home page |
| Charley's Angels, Carrickfergus | 1 | 2 |
|
| Corsham RC | 1 | 2 | Corsham RC home page |
| Mornington Chasers | 1 | 7 | Mornington Chasers home page |
| parkrun World tourists | 1 | 1 |
|
| Beckenham RC | 1 | 1 | Beckenham RC home page |
| Westbury Harriers | 1 | 4 | Westbury Harriers home page |
| Sidmouth RC | 1 | 1 | Sidmouth RC home page |
| Glenrothes Triathlon Club | 1 | 2 | Glenrothes Triathlon Club home page |
| CDF Runners | 1 | 2 | CDF Runners home page |
| CSSC Sports & Leisure | 1 | 3 | CSSC Sports & Leisure home page |
| Serpentine RC | 1 | 1 | Serpentine RC home page |
| Gloucester Athletic Club | 1 | 5 | Gloucester Athletic Club home page |
| Northampton Road Runners | 1 | 1 | Northampton Road Runners home page |
| Run - for fun - Adults, Children, Everyone | 1 | 1 | Run - for fun - Adults, Children, Everyone home page |
| Three Counties RC | 1 | 3 | Three Counties RC home page |
| Parkrun Burglars | 1 | 1 |
|
| Malvern Joggers | 1 | 1 | Malvern Joggers home page |
| City of Salisbury A & RC | 1 | 1 | City of Salisbury A & RC home page |
| Stowmarket Striders RC | 1 | 35 | Stowmarket Striders RC home page |
| St Malachys AC | 1 | 1 |
|
| Poplar Running Club | 1 | 2 | Poplar Running Club home page |
| All Stars Sports Academy | 1 | 3 | All Stars Sports Academy home page |
| Invicta East Kent AC | 1 | 1 | Invicta East Kent AC home page |
| Fraserburgh RC | 1 | 1 | Fraserburgh RC home page |
| Warrington AC | 1 | 1 | Warrington AC home page |
| Dundee University Triathlon Club | 1 | 13 | Dundee University Triathlon Club home page |
| Meridian Striders | 1 | 1 |
|
| Ballyhalbert Harriers | 1 | 1 |
|
| Lancaster & Morecambe AC | 1 | 7 | Lancaster & Morecambe AC home page |
| Corstorphine AAC | 1 | 3 | Corstorphine AAC home page |
| 100 Marathon Club | 1 | 41 | 100 Marathon Club home page |
| North West Triathlon Club | 1 | 1 | North West Triathlon Club home page |
| UKRunChat Running Club | 1 | 4 | UKRunChat Running Club home page |
| Janji | 1 | 1 | Janji home page |
| Bedford Harriers AC | 1 | 2 | Bedford Harriers AC home page |
| Wirral AC | 1 | 6 | Wirral AC home page |
| Derry City Track Club | 1 | 1 | Derry City Track Club home page |
| Cardiac Athletes | 1 | 2 | Cardiac Athletes home page |
| Sheen Shufflers | 1 | 7 | Sheen Shufflers home page |
| Amman Valley Harriers | 1 | 1 | Amman Valley Harriers home page |
| Kings Heath Running Club | 1 | 4 | Kings Heath Running Club home page |
| Monkton Milers | 1 | 1 |
|
| Run Daddy Run | 1 | 2 | Run Daddy Run home page |
| Jacko Joggers | 1 | 1 |
|
| Manchester Harriers & AC | 1 | 1 | Manchester Harriers & AC home page |
| Doncaster AC | 1 | 1 | Doncaster AC home page |
| Cambuslang Harriers | 1 | 1 | Cambuslang Harriers home page |
| Windrush Triathlon Club | 1 | 1 | Windrush Triathlon Club home page |
| Zombies, Run! | 1 | 38 | Zombies, Run! home page |
| Les Croupiers RC | 1 | 1 | Les Croupiers RC home page |
