| Al-Anon, Angus / Borden, District 1 - Love and Hope Group | Adjala-Tosorontio |
| Al-Anon, Bradford, District 18 - Journey to Freedom Group | Bradford West Gwillimbury |
| Al-Anon, Orillia, Orillia - District 1 Muskoka | Orillia |
| Al-Anon / Alateen, Barrie - No Physical Address | Barrie |
| Al-Anon and Alateen Family Groups, Georgian Bay - No Physical Address, District 2 Georgian Bay | |
| Al-Anon and Alateen Family Groups, North Simcoe, Muskoka and Parry Sound - No physical address, District 1 - North Simcoe, Muskoka and Parry Sound | Bracebridge |
| Al-Anon. North Simcoe, Midland, Serenity Al-Anon Family Group | Midland |
| Alcoholics Anonymous, Barrie, Barrie and Area Intergroup | Barrie |
| Alcoholics Anonymous, Western Georgian Bay District 9 | Owen Sound |
| Alcoholics Anonymous | Midland |
| Alcoholics Anonymous, Eastern Georgian Bay District 7 Area 86 | |
| Alcoholics Anonymous South Simcoe, Alliston, Alcoholics Anonymous | New Tecumseth |
| Alcoholics Anonymous South Simcoe, Borden CFB, Alcoholics Anonymous | Adjala-Tosorontio |
| Alcoholics Anonymous South Simcoe, Bradford, Alcoholics Anonymous | Bradford West Gwillimbury |
| Alcoholics Anonymous South Simcoe, Innisfil - Alcona, Alcoholics Anonymous | Innisfil |
| Alcoholics Anonymous South Simcoe, Innisfil - Stroud, Alcoholics Anonymous | Innisfil |
| Alcoholics Anonymous South Simcoe, Tottenham, Alcoholics Anonymous | New Tecumseth |
| ALS Canada, Mailing Address, ALS Canada Community Services | Barrie |
| Alzheimer Society of Simcoe County, Care Partner Support Groups, Barrie | Barrie |
| Aspire Community & Developmental Services | |
| Autism Ontario [Central East] | Toronto |
| Barrie Free Methodist Church, Barrie - Cundles Rd E | Barrie |
| Barrie Native Friendship Centre, Barrie - 175 Bayfield St, Akwe:go Program | Barrie |
| Barrie. Recreation and Culture Services, Recreation Programs | Barrie |
| Breaking Down Barriers, Independent Living Resource Centre, Peer Support Program, Independent Living Skills, Information and Referral | Collingwood |
| Canadian Alopecia Areata Foundation | King Township |
| Canadian Angelman Syndrome Foundation, Canadian Angelman Syndrome Society | Edmonton |
| Canadian Mental Health Association. Simcoe County Branch, Online / Telephone Service, Virtual Family Caregiver Support Groups | |
| Candlelighters Simcoe - Parents of Children with Cancer, Barrie - Mailing Address | Barrie |
| Cangrands National Kinship Support, Mailing Address | Saskatchewan |
| Centre de santé communautaire CHIGAMIK Community Health Centre, Mama Tribe, Midland - Bayshore Dr | Midland |
| CFS Counselling + Wellbeing, MatureMinds, Barrie - Anne St S | Barrie |
| CNIB Simcoe / Muskoka, Midland, Penetanguishene, Orillia, and Barrie, Beyond Vision Loss Group | Barrie |
| Cocaine Anonymous, Barrie - No Physical Address, Southern Ontario Cocaine Anonymous - Barrie Meetings | Barrie |
| Community Living Association for South Simcoe, Alliston, Parent / Advocate Support Group | New Tecumseth |
| Couchiching Family Health Organization, Fearless Anxiety Group, Orillia - Memorial Ave | Orillia |
| Couchiching Family Health Organization, Orillia - Forest Ave, Aging Gracefully Group | Orillia |
| Couchiching Family Health Organization, Worry Warriors, Orillia - Memorial Ave | Orillia |
| Doane House Hospice | Newmarket |
| Down Syndrome Association of Simcoe County, Mailing Address | Barrie |
| ElderDog Canada, Collingwood Pawd, ElderDog Canada, Collingwood Pawd | Collingwood |
| Emmanuel Baptist Church, Barrie | Barrie |
| Endometriosis Network Canada | Canada |
| FAS World Barrie, Barrie Fetal Alcohol Support Group | Barrie |
| Gam-Anon, Innisfil | Innisfil |
| Gamblers Anonymous, Barrie - No Physical Address | Barrie |
| Gamblers Anonymous, Orillia, Gamblers Anonymous, Orillia | Orillia |
| Gilbert Centre for Social and Support Services, Barrie Office, QT Youth Connection | Barrie |
| Gilbert Centre for Social and Support Services, Barrie Office, Trans Q Social Group | Barrie |
| Gilbert Centre for Social and Support Services, GenQ, Barrie Office | Barrie |
| Gilda's Club Simcoe Muskoka | Barrie |
| GrandKin of Simcoe County | Barrie |
| Grandparents Requesting Access and Dignity Society | Toronto Downtown |
| Hemophilia Ontario | Scarborough North |
| Hillside Community Church | New Tecumseth |
| Hope Barrie, Barrie - Mary St, Hope Centre | Barrie |
| Hospice Georgian Triangle | Collingwood |
| Hospice Orillia, Overdose Related Loss Support Group | Orillia |
| Hospice Simcoe, Bell Farm Rd, Grief and Bereavement Support | Barrie |
| Huronia Transition Homes, Choices for Children | Midland |
| Lupus Ontario, Online/Web Service, Online Support Group | |
| March of Dimes Canada, Barrie - Bryne Dr, Brain Injury Services - Outreach Activity Groups in Simcoe County | Barrie |
| Matthews House, Community and Residential Hospice, Community Support Services, Home Healthcare | New Tecumseth |
| MS Canada, Mailing Address, Barrie Support Group | Barrie |
| MS Canada, Online/Web Service, Virtual Support Groups | |
| MS Canada | Toronto |
| Multiple Births Canada | Richmond Hill |
| My Sister's Place | New Tecumseth |
| Nar-Anon Family Groups of Ontario, Barrie - No Physical Address | Barrie |
| Nar-Anon Family Groups of Ontario, Innisfil - Virtual | Innisfil |
| Nar-Anon Family Groups of Ontario, Innisfil | Innisfil |
| Narcotics Anonymous, Central Lake Ontario Area | Oshawa |
| Narcotics Anonymous, Georgian Heartland Area | Clearview (Simcoe County) |
| New Beginnings Support Group, Online/Web Service | Toronto |
| New Life Church, Collingwood, You in Mind Support Groups | Collingwood |
| New Path Youth and Family Services of Simcoe County, Barrie Head Office, Parenting Support Programs | Barrie |
| Ontario Parents Advocating for Children with Cancer | Barrie |
| Orillia Depression Anxiety and Manic Depression Self Help Group | Severn |
| Overeaters Anonymous, Collingwood, Collingwood Support Group | Collingwood |
| Overeaters Anonymous, Mailing Address, Central Ontario Intergroup | |
| Overeaters Anonymous, St Paul's Center Orillia OA Group, Living in Recovery | Orillia |
| Parents for Children's Mental Health, Simcoe County Chapter | |
| Parkinson Canada, Support Groups | Barrie |
| Parkinson Canada, Collingwood, Support Groups | Collingwood |
| Parkinson Canada, Midland - North Simcoe Parkinson Support Group, Support Groups | Midland |
| Parkinson Canada, Orillia Parkinson Support Group, Support Groups | Orillia |
| Patient / Client and Family Council, Penetanguishene | Penetanguishene |
| PFLAG Canada, No Physical Location, Barrie-Simcoe Chapter | Barrie |
| Rainbows For All Children Canada, Canadian National Office, Rainbows For All Children Canada, Canadian National Office | Barrie |
| Rainbows For All Children Canada, Collingwood - No Physical Address, Rainbows Georgian Triangle | Collingwood |
| Seasons Centre for Grieving Children | Barrie |
| Sexaholics Anonymous Ontario, Barrie - No Physical Address, Sexaholics Anonymous Barrie | Barrie |
| Simcoe County Suicide Awareness Council, No Physical Address | Barrie |
| Simcoe Muskoka District Health Unit, Alliston - 13 Wellington St W, Breastfeeding Place | New Tecumseth |
| Simcoe Muskoka District Health Unit, Barrie - 129 Ferris Lane, Breastfeeding Place | Barrie |
| Simcoe Muskoka District Health Unit, Bradford - 425 Holland St W, Breastfeeding Place | Bradford West Gwillimbury |
| Simcoe Muskoka District Health Unit, Collingwood - 250A Peel St, Breastfeeding Place | Collingwood |
| Simcoe Muskoka District Health Unit, Innisfil - 967 Innisfil Beach Rd, Breastfeeding Place | Innisfil |
| Simcoe Muskoka Family Connexions, Bracebridge Office, Child and Youth Mental Health Programs | Bracebridge |
| Simcoe Muskoka Family Connexions, Huntsville Office, Child and Youth Mental Health Programs | Huntsville |
| Simcoe Peer Support for Mental Health and Addictions, Collingwood | Collingwood |
| Simcoe Urban Native Housing, Barrie, Rising SUN Women's Support Group | Barrie |
| St Mary's Roman Catholic Church, Barrie, Bereavement Support Program | Barrie |
| Stroke Recovery Association Barrie and District | Barrie |
| Stronger Together | Wasaga Beach |
| The Rainbow Club of South Georgian Bay, Collingwood | Collingwood |
| The Well Community Chapel | New Tecumseth |
| Trinity Anglican Church, Bradford | Bradford West Gwillimbury |
| Wasaga Beach Youth Centre | Wasaga Beach |
| We Are Warriors! - Canadian MS Collective, Online / Web Service | Canada |
| Welcome Centre Immigrant Services, Newmarket Welcome Centre | Newmarket |
| Wellness and Beyond 360, Collingwood - Mobile Service | Collingwood |
| YMCA of Simcoe/Muskoka, Barrie - Bayfield St, Y Mind Youth | Barrie |