
| 310 Running | Athletics Niagara |
| BOOST Athletics Club | Border City AC |
| Brantford T.F.C. | Burlington Track & Field Club |
| Central Toronto Athletic Club | Dundas Valley Track Club |
| Durham Dragons Athletics | Durham Legion Athletics |
| Extreme Velocity Track Club | Greater Uxbridge Road Runners |
| Hamilton Olympic Club | I Be Fast Track Club |
| Laurel Creek T.F.C | London Western T.F.C |
| Monte Cristo Track Club | Niagara Olympic Club |
| Oakville Track & Field Club Athletiques International | Ottawa Lions T.F.C |
| Peak Velocity Athletics | Phoenix Athletics Assoc. of Ontario |
| Project Athletics Track and Field Program | Royal city track club |
| Runners Edge Track Club | SISU Throws Club |
| South Simcoe Dufferin T.F.C. | South Simcoe Dufferin TFC |
| St Christy-Ihunaegbo Athletics Club | St Thomas Legion Track & Field Club |
| Thorold Elite Track Club | Toronto Olympic Track & Field Club |
| Toronto West Athletics | United Tamil SC |
| United Tamil Sports Club | University of Toronto TC |
| University of Windsor Athletics Club | UNON - Unattached Ontario |
| Uxbridge (Unattached) | Woodstock Legion Athletic Club |