| Four Counties Addiction Services Team, Campbellford - Oliver Rd, Campbellford Office | Trent Hills |
| Four Counties Addiction Services Team, Cobourg - Elgin St W, Cobourg Office | Cobourg |
| Four Counties Addiction Services Team, Community Treatment, Peterborough Office | Peterborough |
| Four Counties Addiction Services Team, Community Withdrawal Management, Peterborough Office | Peterborough |
| Four Counties Addiction Services Team, Housing Programs, Peterborough Office | Peterborough |
| Four Counties Addiction Services Team, Lindsay - Lindsay St S, Lindsay Office | Lindsay |
| Four Counties Addiction Services Team, Minden - IGA Rd, Minden Office | Minden Hills |
| Four Counties Addiction Services Team, Peterborough Office | Peterborough |