| 2-Spirited People of the 1st Nations, Community Programs | Toronto |
| ADAPT Halton, Oakville - Head Office, Alcohol, Drug and Gambling Assessment, Prevention and Treatment Services | Oakville |
| Alcoholics Anonymous Hamilton, Alcoholics Anonymous Meetings | |
| Black Coalition for AIDS Prevention | Toronto |
| Canadian Centre on Substance Use and Addiction | Ottawa |
| Grenfell Ministries, National Overdose Response Service | Hamilton |
| Halton & Mississauga RAAM Clinic, Oakville - Head Office, Rapid Access Addiction Medicine (RAAM) | Oakville |
| Halton & Mississauga RAAM Clinic, Burlington, Addiction Medicine Clinic | Burlington |
| Halton & Mississauga RAAM Clinic, Georgetown, Addiction Medicine Clinic | Halton Hills |
| Halton & Mississauga RAAM Clinic, Milton, Addiction Medicine Clinic | Milton |
| Halton & Mississauga RAAM Clinic, Oakville - 1525 Cornwall Rd, Addiction Medicine Clinic | Oakville |
| Halton & Mississauga RAAM Clinic, Oakville - Kerr St, Addiction Medicine Clinic | Oakville |
| Halton. Halton Region Public Health, Exchange Works - Needle Exchange and Naloxone Distribution | Halton Region |
| Halton. Halton Region Public Health, Sexual Health Clinics | Halton Region |
| Oak Park Neighbourhood Centre, Churchill Neighbourhood Centre | Oakville |
| Ontario. Ministry of Health, Find a naloxone kit | Ontario |
| St. Joseph's Healthcare Hamilton, Womankind Addiction Service | Hamilton |
| Women's College Hospital, Substance Use Service | Toronto |
