| Collingwood General and Marine Hospital | Collingwood |
| Collingwood Medical Lab, Canadian Medical Labs | Collingwood |
| Dynacare Medical Laboratory, Huronia Medical Centre Laboratory | Midland |
| LifeLabs, Barrie - Bayview Dr, Medical Laboratory Services and ECG Testing | Barrie |
| LifeLabs, Barrie - Huronia Rd, Medical Laboratory Services and ECG Testing | Barrie |
| LifeLabs, Barrie - Lakeside Terrace, Medical Laboratory Services | Barrie |
| LifeLabs, Barrie - Quarry Ridge Rd, Medical Laboratory Services and ECG Testing | Barrie |
| LifeLabs, Barrie - Wellington St W, Medical Laboratory Services and ECG Testing | Barrie |
| LifeLabs, Borden | Adjala-Tosorontio |
| LifeLabs, Collingwood | Collingwood |
| LifeLabs, Innisfil, Medical Laboratory Services | Innisfil |
| LifeLabs, Orillia - Memorial Ave | Orillia |
| LifeLabs, Orillia - O'Brien St | Orillia |
| LifeLabs, Penetanguishine | Penetanguishene |
| LifeLabs, Stayner | Clearview (Simcoe County) |
| LifeLabs, Wasaga Beach | Wasaga Beach |
| Public Health Ontario, Orillia Laboratory, Public Health Ontario. Orillia Laboratory | Orillia |