| Grey Bruce Public Health | Owen Sound |
| Huron Perth Public Health, Clinton - London Rd, Huron Perth Public Health - Clinton Office | Central Huron |
| Huron Perth Public Health, Clinton - London Rd, School Health - Huron County | Central Huron |
| Huron Perth Public Health, Stratford - West Gore St., Huron Perth Public Health - Stratford Office | Stratford |
| Huron Perth Public Health, Stratford - West Gore St., School Health - Perth County | Stratford |
| North Bay Parry Sound District Health Unit, Burk's Falls Office, North Bay Parry Sound District Health Unit, Private Drinking Water Testing | Burk's Falls |
| North Bay Parry Sound District Health Unit, Parry Sound Office, North Bay Parry Sound District Health Unit, Parry Sound Office | Parry Sound |
| Wellington-Dufferin-Guelph Public Health, Orangeville, Public Health | Orangeville |
| Wellington-Dufferin-Guelph Public Health, Shelburne, Public Health | Shelburne |