| ATIN - Oakville Track & Field Club Athletiques International | Bishop Marrocco/Thomas Merton Catholic Secondary School |
| Bisons Track Club | Brampton Racers TC |
| Brantford T.F.C. | Brantford TFC |
| Burlington TFC | CK Running Club |
| Crown Athletics | CXVC - Comox Valley Cougars |
| DURA - Durham Dragons Athletics | Durham Dragons Athletics |
| Eclipse Track & Field Club | ETFI - Eclipse Track & Field Inc |
| Etobicoke Track | Flying Angels |
| Flying Angels TF Academy | Georgian Bay Coyotes |
| GETC - Golden Eagles Track Club | INAC - Invictus Athletics Club |
| Kitchener Waterloo TFA | Maximus Performance |
| MOCA - Motown Athletics Club | Motown Athletics Club |
| Newmarket Huskies Track Club | Oakville Renegades Track Club |
| Oakville Track & Field Club Athletiques International | OTOC - Toronto Olympic Track & Field Club |
| QSTF - Quest Sports Track and Field Club | Quest Sports Track and Field Club |
| Quinte Legion Track & Field Club | RoadRunners Track & Field |
| Simple Fitness Track club | Speed Dee AC |
| TETC - Thorold Elite Track Club | The Gazelles Track and Field Club |
| Thorold Elite TC | Toronto Olympic Track & Field Club |
| Toronto West Athletics | Unattached Ontario (UNON) |
| United Tamil SC | United Tamil Sports Club |
| University of Toronto TC | University of Toronto Track Club |
| UNON - Unattached Ontario | UofT |
| UTSC - United Tamil Sports Club | Woodstock Legion Athletic Club |
| York Region Runners | York University Track & Field Club |