| E K Gillin & Associates Inc | Stratford |
| General Topics and Information - Central East, Flu Clinic Schedules, Central East Ontario | |
| General Topics and Information - Central East, Disease Information and Facts - Zika Virus | |
| General Topics and Information - Central East, Handling Bed Bug Calls | |
| Grey Bruce Public Health | Owen Sound |
| Grey Bruce Public Health, Report A Drug Overdose, No physical location | Owen Sound |
| Grey County., Grey County Housing - Sustainable Housing Benefit, Owen Sound - 9th Ave E | Owen Sound |
| Haliburton, Kawartha, Pine Ridge District Health Unit, Port Hope, Inspections | Port Hope (Municipality of) |
| Heinbuch Wildlife Control, No Physical Address | Perth East |
| Human Resource Services Group Inc | Peterborough |
| Huron Perth Public Health, Clinton - London Rd, Food Safety | Central Huron |
| Huron Perth Public Health, Clinton - London Rd, Huron Perth Public Health - Clinton Office | Central Huron |
| Huron Perth Public Health, Clinton - London Rd, Rabies Control | 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 |
| Huronia Urgent Care Clinic | Barrie |
| 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 |
| Northern Air Quality Services | Barrie |
| Ontario. Ministry of Environment, Conservation and Parks, Barrie Office | Barrie |
| Ontario. Ministry of Labour, Peterborough, Peterborough Enforcement Branch | Peterborough |
| Ontario. Ministry of Labour, Immigration, Training and Skills Development. Employment Practices Branch, Newmarket, Ontario. Ministry of Labour, Immigration, Training and Skills Development. Employment Practices Branch, Central Region West, Newmarket | Newmarket |
| Ontario. Ministry of the Environment, Conservation and Parks, Spills Action Centre | Toronto |
| Peterborough Public Health, Peterborough - King St, Administration | Peterborough |
| Peterborough Public Health, Peterborough - King St, Food Safety | Peterborough |
| Peterborough Public Health, Peterborough - King St, Health Hazard Prevention and Management | Peterborough |
| Peterborough Public Health, Peterborough - King St, Infectious Diseases | Peterborough |
| Peterborough Public Health, Peterborough - King St, Rabies Prevention and Control | Peterborough |
| Public Health Ontario, Orillia Office, Public Health Ontario, Orillia Office | Orillia |
| Rama Health Centre, Rama Rd | Chippewas of Rama First Nation |
| Ramara Township, Infrastructure, Brechin - 2297 Hwy 12 | Ramara |
| Simcoe Muskoka District Health Unit, Barrie Head Office - 15 Sperling Dr, Environmental Health Department | Barrie |
| Simcoe Muskoka District Health Unit, Barrie Head Office - 15 Sperling Dr | Barrie |
| Simcoe Muskoka District Health Unit, Collingwood Branch - 280 Pretty River Pkwy, Environmental Health Department | Collingwood |
| Simcoe Muskoka District Health Unit, Collingwood Branch - 280 Pretty River Pkwy | Collingwood |
| Simcoe Muskoka District Health Unit, Cookstown Branch - 25 King St S, Environmental Health Department | Cookstown |
| Simcoe Muskoka District Health Unit, Cookstown Branch - 25 King St S | Cookstown |
| Simcoe Muskoka District Health Unit, Gravenhurst Branch - 5 Pineridge Gate, Environmental Health Department | Gravenhurst |
| Simcoe Muskoka District Health Unit, Gravenhurst Branch - 5 Pineridge Gate | Gravenhurst |
| Simcoe Muskoka District Health Unit, Huntsville Branch - 34 Chaffey St, Environmental Health Department | Huntsville |
| Simcoe Muskoka District Health Unit, Huntsville Branch - 34 Chaffey St | Huntsville |
| Simcoe Muskoka District Health Unit, Midland Branch - Hugel Ave, Environmental Health Department | Midland |
| Simcoe Muskoka District Health Unit, Midland Branch - Hugel Ave | Midland |
| Simcoe Muskoka District Health Unit, Orillia Branch - 169 Front St S, Environmental Health Department | Orillia |
| Simcoe Muskoka District Health Unit, Orillia Branch - 169 Front St S | Orillia |
| Wellington-Dufferin-Guelph Public Health, Orangeville, Public Health | Orangeville |
| Wellington-Dufferin-Guelph Public Health, Shelburne, Public Health | Shelburne |
| Workers Health and Safety Legal Clinic | Toronto |