| Campbell Bus Lines | Huntsville |
| First Student Canada, Owen Sound | Owen Sound |
| HammondBus.com, Parry Sound, Hammond Transportation, Parry Sound | Parry Sound |
| Landmark Bus Lines, Barrie Office, Landmark Bus Lines, Barrie Office | Barrie |
| Landmark Bus Lines, Collingwood Office, Landmark Bus Lines, Collingwood Office | Collingwood |
| Martin's School Transit | Owen Sound |
| Montgomery Bus Lines | North Huron |
| Nipissing Parry Sound Student Transportation Services | North Bay |
| Ross Young Bus Lines | Kincardine |
| Simcoe County Student Transportation Consortium | Barrie |
| Student Transportation Services of Central Ontario | Peterborough |