| Cobourg Police Service | Cobourg |
| Ontario Provincial Police, Brighton - Dundas St, Northumberland Detachment | Brighton (Municipality of) |
| Ontario Provincial Police, Campbellford - Industrial Dr, Northumberland Detachment | Trent Hills |
| Ontario Provincial Police, Chatsworth, Grey Bruce (Chatsworth) Detachment | Chatsworth |
| Ontario Provincial Police, Clarksburg, Collingwood and The Blue Mountains Detachment, Clarksburg | Blue Mountains |
| Ontario Provincial Police, Cobourg - Division St, Northumberland Detachment | Cobourg |
| Ontario Provincial Police, Collingwood, Collingwood and The Blue Mountains Detachment, Collingwood | Collingwood |
| Ontario Provincial Police, Kincardine, South Bruce (Kincardine) Detachment | Kincardine |
| Ontario Provincial Police, Peterborough County Detachment - Community Policing, Peterborough | Peterborough |
| Ontario Provincial Police, Peterborough, Peterborough County Detachment | Peterborough |
| Ontario Provincial Police, Walkerton, South Bruce (Walkerton) Detachment | Walkerton |
| Ontario Provincial Police, Wasaga Beach, Huronia West Detachment | Wasaga Beach |
| Ontario Provincial Police, Wiarton, Grey Bruce (Wiarton) Detachment | South Bruce Peninsula |
| Owen Sound Police Service | Owen Sound |
| Port Hope Police Service | Port Hope (Municipality of) |
| Saugeen Shores. Police Services | Saugeen Shores |
| West Grey Police Service | West Grey |