| 1door | Barrie |
| A & B Clinics, Barrie, Virtual Addictions Clinic | Barrie |
| Above and Beyond | Peterborough |
| Addiction Centre Toronto, ACT Peterborough | Peterborough |
| Addiction Services Central Ontario, South Simcoe Community RAAM - Alliston, Rapid Access Addiction Medicine Clinic, South Simcoe | New Tecumseth |
| Alderville First Nation, Roseneath - 8467 County Rd 45, Health & Social Services | Alderville First Nation |
| Arrow Medical, Barrie - Dunlop St W, Methadone Clinic | Barrie |
| Arrow Medical, Barrie - Essa Rd, Methadone Clinic | Barrie |
| Back on Track - Ontario's Remedial Measures Program for Impaired Drivers, Toronto - Mailing Address | Toronto |
| Barrie and Community Family Health Team, Barrie Primary Care Campus, STOP - Smoking Cessation Program | Barrie |
| Barrie Area Native Advisory Circle, Barrie - 125 Bell Farm Rd, Suite 200, Mamaway Wiidokdaadwin Clinic | Barrie |
| Barrie Area Native Advisory Circle, Orillia, Mamaway Wiidokdaadwin Clinic | Orillia |
| Barrie Native Friendship Centre, Barrie - 175 Bayfield St, Urban Aboriginal Healthy Living | Barrie |
| Bayside IGA Pharmacy | Wiarton |
| Bergen No Frills Drugstore Pharmacy, Owen Sound | Owen Sound |
| Bradford Medical Centre | Bradford West Gwillimbury |
| Brad's Place Addiction Treatment Of Southern Georgian Bay | Collingwood |
| 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, Lion's Head Hospital, Rapid Access Addiction Medicine Clinic | Northern Bruce Peninsula |
| Brightshores Health System, Owen Sound - 6th St 'A' E, Rapid Access Addiction Medicine Clinic | Owen Sound |
| Brightshores Health System, Owen Sound - 6th St 'A' E, Withdrawal Management Services | Owen Sound |
| Brightshores Health System, Owen Sound - 9th Ave, Community Addiction Treatment Services | Owen Sound |
| Brightshores Health System, Port Elgin, Rapid Access Addiction Medicine Clinic | Port Elgin |
| Brightshores Health System, Wiarton Hospital, Rapid Access Addiction Medicine Clinic | South Bruce Peninsula |
| Brockton and Area Family Health Team, Chesley | Arran-Elderslie |
| Brockton and Area Family Health Team, Durham | West Grey |
| Brockton and Area Family Health Team, Mildmay | South Bruce |
| Brockton and Area Family Health Team, Paisley | Arran-Elderslie |
| Brockton and Area Family Health Team, Walkerton | Brockton |
| Brown's Guardian Pharmacy | Walkerton |
| Busby Centre, Barrie - 88 Mulcaster St, Drop In Services | Barrie |
| Busby Centre, Barrie - 88 Mulcaster St, Emergency Respite Shelter | Barrie |
| Busby Centre, Barrie - 88 Mulcaster St, Outreach Program | Barrie |
| Canadian Cancer Society, Mailing Address, Cancer Information and Transportation Service | |
| Canadian Mental Health Association Grey Bruce, Mental Health and Addiction Services, Hanover - 425 10th St, Choices Drug and Alcohol Counselling for Youth | 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, Kincardine - 865 Queen St, Mental Health Walk-In Support | Kincardine |
| Canadian Mental Health Association Grey Bruce, Mental Health and Addiction Services, Owen Sound - 1101 2nd Ave E, Suite 207, Choices Drug and Alcohol Counselling for Youth | Owen Sound |
| 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 - 509 9th Ave E, G&B House | Owen Sound |
| Canadian Mental Health Association Haliburton, Kawartha, Pine Ridge, Peterborough - George St N, Peterborough Office | Peterborough |
| Canadian Mental Health Association, Muskoka-Parry Sound, Parry Sound Office, Addiction Services | Parry Sound |
| 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 |
| Centre de santé communautaire CHIGAMIK Community Health Centre, Midland - Bayshore Dr | Midland |
| Centre de santé communautaire CHIGAMIK Community Health Centre, Midland - Bayshore Dr, Quit Cafe - Nicotine Replacement Program | Midland |
| Chippewas of Nawash Unceded First Nation, Neyaashiinigmiing - 247 Prairie Rd, Harm Reduction and Outreach | Neyaashiinigmiing |
| CMHA Huron Perth Addiction and Mental Health Services, Huron County office, CMHA Huron Perth Addiction and Mental Health Services, Goderich | Goderich |
| CMHA Huron Perth Addiction and Mental Health Services, Northern Huron Connection Centre - St Paul's Trinity Anglican Church, Northern Huron Connection Centre | North Huron |
| CMHA Huron Perth Addiction and Mental Health Services, Stratford Connection Centre - St. Paul's Anglican Church, Stratford Connection Centre | Stratford |
| CMHA Huron Perth Addiction and Mental Health Services, Stratford Office - 10 Downie St, CMHA Huron Perth Addiction and Mental Health Services, Stratford | Stratford |
| CONTACT Community Services, Exchange WORKS, Alliston - 39 Victoria St E | New Tecumseth |
| Cornerstone to Recovery, Women's Residential Addictions Facility | Barrie |
| Curve Lake First Nation, Curve Lake Health Centre - WshkiiGomaang MnoBmaadziwin Gamig | Selwyn Township |
| De Novo Treatment Centre | Huntsville |
| Delta Health Clinics, Barrie - Grove St E, Opioid Addiction / Dependence Treatment | Barrie |
| Delta Health Clinics, Barrie - Leacock Dr, Opioid Addiction / Dependence Treatment | Barrie |
| Delta Health Clinics, Barrie - Wellington St W, Opioid Addiction / Dependence Treatment | Barrie |
| Dnaagdawenmag Binnoojiiyag Child and Family Services, Hiawatha - Admin Office | Hiawatha First Nation |
| Dundalk Village Pharmacy | Dundalk |
| EHN Canada, Gateway Recovery | Peterborough |
| Enaahtig Healing Lodge and Learning Centre, Main Office - Victoria Harbour | Tay |
| Family Transition Place, Individual and Group Counselling Services | Orangeville |
| First Step Medical Clinic, Peterborough | Peterborough |
| Flesherton Pharmacy | Flesherton |
| 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 Withdrawal Management, 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 |
| Georgian Bay Clinic (The) | Midland |
| Georgian Bay Family Health Team | Collingwood |
| Georgian Bay Native Friendship Centre, Indigenous Alcohol and Drug Worker Program | Midland |
| Georgian Bay Native Friendship Centre, Urban Aboriginal Healthy Living / Healthy Kids | Midland |
| Gordon's Pharmasave | Kincardine (Town of) |
| Greenestone Centre for Recovery | Muskoka Lakes Township |
| Grey Bruce Public Health | Owen Sound |
| Grey Bruce Public Health, Needle Syringe Exchange and Naloxone Program | Owen Sound |
| Grey Bruce Public Health, Report A Drug Overdose, No physical location | Owen Sound |
| Guardian - Sauble Pharmacy | Sauble Beach |
| Hanover Pharmasave | Hanover |
| Hopewood Clinic, Angus, Angus Rapid Access Addiction Medicine (RAAM) Clinic | Essa |
| Hopewood Clinic, Wasaga Beach, Wasaga Beach Rapid Access Addiction Medicine (RAAM) Clinic | Wasaga Beach |
| Hospital for Sick Children, Adolescent Medicine | Toronto |
| Huron Perth Public Health, Clinton - London Rd, Huron Perth Public Health - Clinton Office | Central Huron |
| Huron Perth Public Health, Clinton - London Rd, School Health - Huron County | Central Huron |
| Huron Perth Public Health, Harm Reduction Program, Clinton - London Rd | Central Huron |
| Huron Perth Public Health, Listowel - 161 Inkerman St. W, Harm Reduction Program | North Perth |
| Huron Perth Public Health, Stratford - Downie St, Harm Reduction Program | Stratford |
| Huron Perth Public Health, Stratford - West Gore St., Harm Reduction Program | Stratford |
| Huron Perth Public Health, Stratford - West Gore St., Huron Perth Public Health - Stratford Office | Stratford |
| John Howard Society of Kawartha Lakes & Haliburton, Anger Management, Lindsay | Kawartha Lakes |
| John Howard Society of Peterborough | Peterborough |
| Lakeridge Health Corporation, Oshawa, Pinewood Centre, Mental Health and Addictions Program at Lakeridge Health | Oshawa |
| Lakeridge Health Oshawa, Whitby - Pinewood Centre - Cochrane St, Women's Residential Treatment Program, Pinewood Centre, Whitby - Cochrane St | Whitby |
| LifeLabs, Barrie - Bayview Dr, Medical Laboratory Services and ECG Testing | Barrie |
| LifeLabs, Barrie - Huronia Rd, Medical Laboratory Services and ECG Testing | Barrie |
| LifeLabs, Barrie - Lakeside Terrace, Medical Laboratory Services | Barrie |
| LifeLabs, Barrie - Quarry Ridge Rd, Medical Laboratory Services and ECG Testing | Barrie |
| LifeLabs, Barrie - Wellington St W, Medical Laboratory Services and ECG Testing | Barrie |
| LifeLabs, Innisfil, Medical Laboratory Services | Innisfil |
| Listowel Wingham Hospitals Alliance, Listowel Memorial Hospital | North Perth |
| Loblaw Pharmacy, Hanover | Hanover |
| Lucknow Pharmasave | Lucknow |
| MADD Canada, Mailing Address, Barrie Simcoe Chapter | Barrie |
| Markdale IDA Pharmacy | Markdale |
| McKechnie Pharmacy | Kincardine (Town of) |
| McKenzie's Pharmacy - IDA | Wiarton |
| Meaford IDA Pharmacy | Meaford (Town of) |
| Michael's Pharmasave, Bayfield | Bayfield |
| Michael's Pharmasave, Michael's Pharmasave - Goderich | Goderich |
| Murray's Windermere Gardens | Barrie |
| Muskoka Drug Strategy Coalition | Barrie |
| New Dawn Medical, Cobourg, Methadone Clinic | Cobourg |
| New Life Clinic, Barrie, Virtual Methadone / Suboxone Addiction Clinic | Barrie |
| Noah's Ark & The Community Table, Exeter Pentecostal Tabernacle, South Huron Connection Centre | South Huron |
| Nogojiwanong Friendship Centre, Addictions and Mental Health | Peterborough |
| Nogojiwanong Friendship Centre, Healthy Living and Healthy Kids Programs | Peterborough |
| North Muskoka Nurse Practitioner-Led Clinic | Huntsville |
| North Simcoe Youth Wellness Hub, North Simcoe | Midland |
| Northumberland Family Health Team | Cobourg |
| Ontario Addiction Treatment Centres, Alliston Office | New Tecumseth |
| Ontario Addiction Treatment Centres, Bracebridge | Bracebridge |
| Ontario Addiction Treatment Centres, Collingwood Clinic | Collingwood |
| Ontario Addiction Treatment Centres, Huntsville | Huntsville |
| Ontario Addiction Treatment Centres, Lindsay Clinic | Kawartha Lakes |
| Ontario Addiction Treatment Centres, Owen Sound | Owen Sound |
| Ontario Addiction Treatment Centres, Parry Sound Clinic | Parry Sound |
| 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) |
| Ontario. Ministry of Health, Smoking Cessation Program | Toronto Downtown Central |
| Paisley Pharmacy | Paisley |
| PARN, Harm Reduction Works | Peterborough |
| PARN, Prevention/Education | Peterborough |
| Parry Sound Counselling | McDougall |
| Parry Sound Family Service | Parry Sound |
| Peterborough Drug Strategy, Peterborough | Peterborough |
| Peterborough Family Health Team, Partners in Pregnancy Clinic (PIPC), Peterborough - 170 Simcoe St | Peterborough |
| Peterborough Family Health Team, PFHT Health Clinic, FHT to Quit | Peterborough |
| Peterborough Public Health, Peterborough - King St, Substance Use Prevention and Harm Reduction Program | Peterborough |
| Peterborough Public Health, Peterborough - King St, Tobacco Use Prevention | Peterborough |
| Peterborough Regional Health Centre, Peterborough - 360 George St, Rapid Access Addiction Medicine Clinic | Peterborough |
| PharmaChoice, Stewart's Pharmacy | Mildmay |
| Pharmasave - Sally's Pharmacy, Owen Sound | Owen Sound |
| Pine River Institute | Shelburne |
| Point in Time Centre for Children, Youth and Parents, Haliburton - Dysart Ave, Haliburton County Youth Wellness Hub | Haliburton |
| Prisoners HIV / AIDS Support Action Network, Toronto, Prisoners HIV/AIDS Support Action Network | Toronto |
| Rama Police Service | Chippewas of Rama First Nation |
| Rebound Child & Youth Services Northumberland, Mental Health Services | Cobourg |
| Recovery Muskoka, Gravenhurst, Addiction Treatment and Medical Walk-in Clinic | Gravenhurst |
| Reflection Centre, Barrie | Barrie |
| Renascent | Brooklin |
| Rexall Drug Store, Southampton | Southampton |
| Rexall Drug Store, Owen Sound - 1415 1st Ave | Owen Sound |
| Rexall Pharma Plus, Kincardine | Kincardine (Town of) |
| Rexall Pharma Plus, Owen Sound - 1507 9th Ave | Owen Sound |
| Rexall Pharma Plus, Port Elgin | Port Elgin |
| Rexall Pharma Plus, Owen Sound - 963 2nd Ave | Owen Sound |
| Rexall Pharma Plus, Hanover | Hanover |
| Rexall Pharmacy, Meaford | Meaford (Town of) |
| RGA and The Space Within, Huron St | Stratford |
| RGA and The Space Within, Market Square | Stratford |
| Right to Heal, Peterborough | Peterborough |
| Road to Recovery Addiction Clinic, Barrie - Anne St S, Addiction Clinic | Barrie |
| Road to Recovery Addiction Clinic, Barrie - Dunlop St W, Addiction Clinic | Barrie |
| Road to Recovery Addiction Clinic, Bradford, Addiction Clinic | Bradford West Gwillimbury |
| Rowland's Independent Grocer, Loblaw Pharmacy | Port Elgin |
| Royal Victoria Regional Health Centre, Barrie - 70 Wellington St W - Lower Level, North Simcoe Muskoka Rapid Access Addiction Medicine Services | Barrie |
| Royal Victoria Regional Health Centre, Barrie - 70 Wellington St W - Upper Level, Withdrawal Management Services | Barrie |
| Royal Victoria Regional Health Centre, Midland - Bayshore Dr, North Simcoe Muskoka Rapid Access Addiction Medicine Services | Midland |
| Royal Victoria Regional Health Centre, Orillia Common Roof - Front St S, North Simcoe Muskoka Rapid Access Addiction Medicine Services | Orillia |
| Royal Victoria Regional Health Centre, Wasaga Beach, North Simcoe Muskoka Rapid Access Addiction Medicine Services | Wasaga Beach |
| Rx Drug Mart, Durham | Durham (Village of) |
| S.H.I.F.T, Daytime Drop-In Centre Program | New Tecumseth |
| S.H.I.F.T, Mobile Outreach Program | New Tecumseth |
| Salvation Army (The), Hope Acres, Hope Acres Addiction Treatment Centre | Adjala-Tosorontio |
| Salvation Army (The), Parry Sound - Gibson St, Rainbow Country Church, Family Services | Parry Sound |
| Salvation Army, Listowel, 295 Main St W - HOPE Links North Perth, HOPE Links North Perth | North Perth |
| Saugeen First Nation, Saugeen First Nation - 47 Mason Dr, Mino Bimaadsawin Health Centre | |
| Saugeen First Nation, Saugeen Native Drug and Alcohol Counselling Centre, Saugeen First Nation - 47 Mason Dr | |
| Second Avenue Lodge | Owen Sound |
| Seven South Street Treatment Centre | Orillia |
| Shoppers Drug Mart, Port Elgin | Port Elgin |
| Shoppers Drug Mart, Hanover | Hanover |
| Shoppers Drug Mart, Owen Sound - 10th St W | Owen Sound |
| Shoppers Drug Mart, Owen Sound - 16th St E | Owen Sound |
| Shoppers Drug Mart, Kincardine | Kincardine |
| Simcoe Muskoka District Health Unit, Barrie Head Office - 15 Sperling Dr, Community and Family Health Department | Barrie |
| Simcoe Muskoka District Health Unit, Barrie Head Office - 15 Sperling Dr, Environmental Health Department | Barrie |
| Simcoe Muskoka District Health Unit, Collingwood Branch - 280 Pretty River Pkwy, Environmental Health Department | Collingwood |
| Simcoe Muskoka District Health Unit, Cookstown Branch - 25 King St S, Environmental Health Department | Cookstown |
| Simcoe Muskoka District Health Unit, Gravenhurst Branch - 5 Pineridge Gate, Environmental Health Department | Gravenhurst |
| Simcoe Muskoka District Health Unit, Huntsville Branch - 34 Chaffey St, Environmental Health Department | Huntsville |
| Simcoe Muskoka District Health Unit, Midland Branch - Hugel Ave, Environmental Health Department | Midland |
| Simcoe Muskoka District Health Unit, Orillia Branch - 169 Front St S, Environmental Health Department | Orillia |
| Simcoe Muskoka District Health Unit, Various locations, Substance Use Prevention and Harm Reduction Programs | |
| Simcoe Muskoka Opioid Strategy, Online / Web Service | Barrie |
| Smith Psychological, Counselling / Psychotherapy and Psychological Assessment Services | Barrie |
| Society of Saint Vincent de Paul, VincenPaul Community Homes (VP Homes) | Barrie |
| South East Grey Community Health Centre, Dundalk - Main St, Dundalk Medical Clinic | Southgate |
| South East Grey Community Health Centre, Markdale | Grey Highlands |
| South Georgian Bay Community Health Centre, Wasaga Beach, Needle Exchange Program | Wasaga Beach |
| St Marys. Municipal Office, St. Marys - Queen St, Community Outreach Worker | St Marys |
| Supportive Outreach Service, Grey County | Owen Sound |
| The AIDS Committee of North Bay and Area, South River, Mobile Outreach | South River |
| Thornbury Pharmasave | Thornbury |
| Towards Recovery Clinic, Barrie, Towards Recovery Clinic, Barrie | Barrie |
| Turbitt Pharmasave | Owen Sound |
| Vanastra Access Centre | Central Huron |
| Walmart Pharmacy, Owen Sound | Owen Sound |
| Walmart Pharmacy, Hanover | Hanover |
| Waypoint Centre for Mental Health Care, Georgianwood Program for Concurrent Disorders, Penetanguishene - 500 Church St - Toanche Bldg | Penetanguishene |
| Wellington-Dufferin-Guelph Public Health, Orangeville, Public Health | Orangeville |
| Wellington-Dufferin-Guelph Public Health, Shelburne, Public Health | Shelburne |
| YMCA of Simcoe/Muskoka, Barrie - Bayfield St, Youth in Transition Worker Program | Barrie |
| Your Support Services Network, Aurora - Head Office | |
| Zehrs Drugstore Pharmacy, Owen Sound | Owen Sound |