| Ontario. Ministry of Natural Resources [Central East], Aurora District Office, Holland Marsh Provincial Wildlife Management Area | Bradford West Gwillimbury |
| Ontario. Ministry of Natural Resources [Central East], Aurora-Midhurst-Owen Sound District, Midhurst Work Centre | Springwater |
| Ontario. Ministry of Natural Resources [Central East], Minden Area Office, Minden - Hwy 35 | Minden Hills |
| Ontario. Ministry of Natural Resources [Central East], Owen Sound, Owen Sound Field Office | Owen Sound |
| Ontario. Ministry of Natural Resources [Central East], Peterborough - Mailing Address, Natural Resources Information and Support Centre | Peterborough |
| Ontario. Ministry of Natural Resources [Central East], Southern Region, Parry Sound District Office | Parry Sound |