
| 310 Running | Adrénaline |
| Athletics Niagara | Athlétisme Rive-Sud |
| Athos Club | Blue Devils Athletics Club |
| Bolton Pole Vault | BOOST Athletics Club |
| Border City AC | Brampton Track Club |
| Brantford T.F.C. | Brockville Legion Track Club |
| Burlington Track & Field Club | C.A.N.I. Athletics |
| Central Ontario Rogues | Central Toronto Athletic Club |
| Centro Scuola T.F.C. | Corsaire-Chaparral |
| CRUISERS SPORTS | Dundas Valley Track Club |
| Durham Dragons Athletics | Durham Legion Athletics |
| Elite Jumps | Enduromax |
| Etobicoke Huskies-Striders Track and Field Club | Extreme Velocity Track Club |
| FAST TRACKS | First Attempt Jumps Academy |
| Flying Angels Academy | Georgian Jumps |
| Hamilton Elite Athletic Team | Hamilton Olympic Club |
| Harbour Track - Hamilton | Huron-Perth Wind |
| I Be Fast Track Club | Invictus Athletics Club |
| Kingston Track & Field Club | Lakehead Running |
| Laurel Creek T.F.C | Les Coureurs De Bois |
| Lions Valley Athletics | London Legion T.F. Alliance |
| London Western T.F.C | McGill Olympic Club |
| Mississauga T.F.C. | Monte Cristo Track Club |
| National Capital Track & Field Club | Newmarket Huskies Track Club |
| North Halton Stars T.F.C. | Oakville Renegades Track Club |
| Ontario Racewalkers Association | Ottawa Lions T.F.C |
| Perfmax-Racing Club Montreal | Phoenix Athletics Assoc. of Ontario |
| Physi-Kult | Project Athletics Track and Field Program |
| Quinte Frontenac Track Club | Runners Edge Track Club |
| Saint John Reds Track & Field | Saint-Jean Olympique |
| Saint-Laurent Sélect | Sarnia Athletics Southwest TFC |
| Saugeen Track & Field Association | SISU Throws Club |
| South Simcoe Dufferin T.F.C. | Speed Academy Athletics Club |
| Speed River Track & Field Club | St Thomas Legion Track & Field Club |
| Strive Athletics Club | Supreme Athletics |
| Tarus | Terminal Velocity Track Club |
| Thorold Elite Track Club | Toronto Olympic Track & Field Club |
| Toronto Race Walkers | Toronto West Athletics |
| Track North Athletic Club | Ultimate Body Sprint Club |
| UN-NB - UNATTACHED-NEW BRUNSWICK | United Tamil Sports Club |
| University of Toronto TC | UNNS - UNATTACHED NOVA SCOTIA |
| UNON - Unattached Ontario | Uxbridge (Unattached) |
| Vainqueurs Plus | Variety Village Athletic Club |
| Waterloo Track Club | Windsor Essex Athletics Club |
| Windsor Legion T.F.C | Woodstock Legion Athletic Club |
| York Region Runners Club | York University Track & Field Club |
| ZIND - Indépendant |