| Brightshores Health System, Dundalk, Rapid Access Addiction Medicine Clinic | Southgate |
| Brightshores Health System, Durham Medical Centre, Rapid Access Addiction Medicine Clinic | |
| Brightshores Health System, Hanover and District Hospital, Rapid Access Addiction Medicine Clinic | Hanover |
| Brightshores Health System, Kincardine, Rapid Access Addiction Medicine Clinic | Kincardine |
| Brightshores Health System, Owen Sound - 9th Ave, Community Addiction Treatment Services | Owen Sound |
| Brightshores Health System, Owen Sound - 9th Ave, Rapid Access Addiction Medicine Clinic | Owen Sound |
| Brightshores Health System, Wiarton Hospital, Rapid Access Addiction Medicine Clinic | South Bruce Peninsula |
| Canadian Mental Health Association Grey Bruce, Mental Health and Addiction Services, Hanover - 425 10th St, Housing and Support Services - Outreach | Hanover |
| Canadian Mental Health Association Grey Bruce, Mental Health and Addiction Services, Hanover - 425 10th St, New Directions for Alcohol and Drug Problems | Hanover |
| Canadian Mental Health Association Grey Bruce, Mental Health and Addiction Services, Hanover - 425 10th St, Pregnancy and Parenting | Hanover |
| Canadian Mental Health Association Grey Bruce, Mental Health and Addiction Services, Markdale - 55 Victoria St, Housing and Support Services - Outreach | Grey Highlands |
| Canadian Mental Health Association Grey Bruce, Mental Health and Addiction Services, Owen Sound - 1101 2nd Ave E, Suite 207, New Directions for Alcohol and Drug Problems | Owen Sound |
| Canadian Mental Health Association Grey Bruce, Mental Health and Addiction Services, Owen Sound - 1101 2nd Ave E, Suite 207, Pregnancy and Parenting | Owen Sound |
| Canadian Mental Health Association Grey Bruce, Mental Health and Addiction Services, Owen Sound - 1105 1st Ave E, Housing and Support Services - Apartment Program | Owen Sound |
| Canadian Mental Health Association Grey Bruce, Mental Health and Addiction Services, Owen Sound - 1105 1st Ave E, Housing and Support Services - Outreach | Owen Sound |
| Canadian Mental Health Association Grey Bruce, Mental Health and Addiction Services, Owen Sound - 1105 1st Ave E, Housing and Support Services - Residential Support Services | Owen Sound |
| Canadian Mental Health Association Grey Bruce, Mental Health and Addiction Services, Southampton - High St, Housing and Support Services - Outreach | Southampton |
| Canadian Mental Health Association Grey Bruce, Mental Health and Addiction Services, Wiarton - 527 Berford St, Housing and Support Services - Outreach | South Bruce Peninsula |
| Canadian Mental Health Association. Simcoe County Branch, Barrie - 128 Anne St S, Addiction Services | Barrie |
| Canadian Mental Health Association. Simcoe County Branch, Collingwood - 186 Erie St - Suite 101, Addiction Services | Collingwood |
| Canadian Mental Health Association. Simcoe County Branch, Midland, Addiction Services | Midland |
| Canadian Mental Health Association. Simcoe County Branch, Orillia - 50 Nottawasaga St, Addiction Services | Orillia |
| Four Counties Addiction Services Team, Community Treatment, Peterborough Office | Peterborough |
| Grey Bruce Public Health, Report A Drug Overdose, No physical location | Owen Sound |
| LOFT Community Services, Bradford House, Assisted Living for Seniors | Bradford West Gwillimbury |
| Ontario Addiction Treatment Centres, Lindsay Clinic | Kawartha Lakes |
| Ontario Addiction Treatment Centres, Peterborough Clinic | Peterborough |
| Ontario Addiction Treatment Centres, Peterborough Clinic | Peterborough |
| Ontario Addiction Treatment Centres, Port Hope Clinic | Port Hope (Municipality of) |
| Peterborough Regional Health Centre, Peterborough - 360 George St, Rapid Access Addiction Medicine Clinic | Peterborough |
| Right to Heal, Peterborough | Peterborough |
| Supportive Outreach Service, Grey County | Owen Sound |
| Your Support Services Network, Aurora - Head Office | |