| Simcoe Muskoka District Health Unit, Alliston - 13 Wellington St W, Breastfeeding Place | New Tecumseth |
| Simcoe Muskoka District Health Unit, Barrie - 80 Bradford St, Dental Screening and Dental Clinics | Barrie |
| Simcoe Muskoka District Health Unit, Barrie - 80 Bradford St, Sexual Health Counselling, Education and Clinic Services | Barrie |
| Simcoe Muskoka District Health Unit, Barrie Head Office - 15 Sperling Dr | Barrie |
| Simcoe Muskoka District Health Unit, Bradford - 425 Holland St W, Breastfeeding Place | Bradford West Gwillimbury |
| Simcoe Muskoka District Health Unit, Cookstown Branch - 25 King St S, Clinical Service | Innisfil |
| Simcoe Muskoka District Health Unit, Cookstown Branch - 25 King St S, Community and Family Health Department | Innisfil |
| Simcoe Muskoka District Health Unit, Cookstown Branch - 25 King St S, Environmental Health Department | Innisfil |
| Simcoe Muskoka District Health Unit, Cookstown Branch - 25 King St S, Healthy Babies Healthy Children Program | Innisfil |
| Simcoe Muskoka District Health Unit, Cookstown Branch - 25 King St S, Immunization Clinic | Innisfil |
| Simcoe Muskoka District Health Unit, Cookstown Branch - 25 King St S, Parenting Support | Innisfil |
| Simcoe Muskoka District Health Unit, Cookstown Branch - 25 King St S, Prenatal Classes | Innisfil |
| Simcoe Muskoka District Health Unit, Cookstown Branch - 25 King St S | Cookstown |
| Simcoe Muskoka District Health Unit, Gravenhurst Branch - 5 Pineridge Gate, Dental Screening and Dental Clinics | Gravenhurst |