| Athletiques International | Brampton Racers TC |
| Brantford TFC | Burlington TFC |
| Burlington Track & Field Club | CK Running Club |
| Durham Dragons | Durham Dragons Athletics |
| Edge Sport Track Club | Etobicoke Track |
| Hamilton Olympic Club | Kitchener Waterloo TFA |
| Newmarket Huskies TC | Oakville Renegades Track Club |
| Oakville Track & Field Club Athletiques International | RoadRunners Track & Field |
| Royal City Athletics Club | South Simcoe Dufferin TFC |
| STAC Hamilton | The Gazelles Track and Field Club |
| Thorold Elite TC | Thorold Elite Track Club |
| Toronto Olympic Track & Field Club | unassigned |
| York Region Runners | York Region Runners Club |
| Young Athletics TFC |