| 310 Running | Athletics East Nova Scotia |
| Athletics Niagara | Brantford T.F.C. |
| Brantford Tfc | Burlington Barbell Club |
| Burlington Track & Field Club | Central Ontario Rogues |
| Central Toronto AC | Durham Dragons |
| Durham Dragons Athletics | Durham Legion Athletics |
| Etobicoke Huskies-Striders Track and Field Club | Georgian Bay Coyotes TC |
| Guelph Track & Field Club | Hamilton Elite Athletic Team |
| Hamilton Olympic Club | Harbour Track - Hamilton |
| Huron-Perth Wind | Kitchener Waterloo T.F.A. |
| Lakeshore Athletic Club | Laurel Creek T.F.C |
| London Legion T.F. Alliance | London Western T.F.C |
| London Western Tfc | Mississauga Tfc |
| NEMEAN LIONS | Newmarket Huskies Track Club |
| Niagara Olympic Club | Phoenix Athletics Assoc. of Ontario |
| Phoenix Athletics Association | Saugeen Track & Field Association |
| South Simcoe Dufferin T.F.C. | Speed River Track & Field Club |
| Supreme Athletics | Toronto Olympic Track & Field Club |
| Toronto West Athletics | Unattached - Ontario |
| Unattached Nova Scotia | University of Toronto TC |
| University of Windsor Athletics Club | unnatached |
| Uxbridge (Unattached) | VCTC |
| Waterloo Track Club | Windsor Lancers |
| Windsor Legion T.F.C | York University Track & Field Club |