| Haliburton, Kawartha, Pine Ridge District Health Unit, Port Hope, Port Hope Office | Port Hope (Municipality of) |
| Huron Perth Public Health, Clinton - London Rd, Huron Perth Public Health - Clinton Office | Central Huron |
| Huron Perth Public Health, Mailing Address - Clinton, Immunizations and Vaccines | Central Huron |
| Huron Perth Public Health, Stratford - West Gore St., Huron Perth Public Health - Stratford Office | Stratford |
| North Bay Parry Sound District Health Unit, COVID-19 Vaccination Information/Management for Parry Sound, Parry Sound Office | Parry Sound |
| Peterborough Public Health, Peterborough - King St, Immunization Programs | Peterborough |
| Simcoe Muskoka District Health Unit, Barrie - 80 Bradford St, Immunization Clinic | Barrie |
| Simcoe Muskoka District Health Unit, Collingwood Branch - 280 Pretty River Pkwy, Immunization Clinic | Collingwood |
| Simcoe Muskoka District Health Unit, Cookstown Branch - 25 King St S, Immunization Clinic | Innisfil |
| Simcoe Muskoka District Health Unit, Gravenhurst Branch - 5 Pineridge Gate, Immunization Clinic | Gravenhurst |
| Simcoe Muskoka District Health Unit, Huntsville Branch - 34 Chaffey St, Immunization Clinic | Huntsville |
| Simcoe Muskoka District Health Unit, Midland Branch - Hugel Ave, Immunization Clinic | Midland |
| Simcoe Muskoka District Health Unit, Orillia Branch - 169 Front St S, Immunization Clinic | Orillia |
| Simcoe Muskoka District Health Unit, Various locations, COVID-19 Vaccination Information/Management for Muskoka | Bracebridge |
| Wellington-Dufferin-Guelph Public Health, Orangeville, Public Health | Orangeville |
| Wellington-Dufferin-Guelph Public Health, Dufferin County, Flu Clinics | Dufferin County |