| Alliston Diagnostic Centre, Alliston, Medical Diagnostic Imaging and Consultation | New Tecumseth |
| Alliston Family Health Team | New Tecumseth |
| Alliston Lions Club, Loan Cupboard | New Tecumseth |
| Alzheimer Society of Simcoe County, Barrie | Barrie |
| Alzheimer Society of Simcoe County, Barrie, Education Programs | Barrie |
| Alzheimer Society of Simcoe County, Barrie, Social/Recreational/Exercise Programs | Barrie |
| Ask4Care Support Services, Barrie | Barrie |
| Aspire Community & Developmental Services | Barrie |
| Association of Ontario Doulas, No Physical Address | Toronto |
| Barrie and Community Family Health Team, Barrie Primary Care Campus, Aging Well Clinic | Barrie |
| Barrie and Community Family Health Team, Barrie Primary Care Campus, Prenatal and Well Baby Clinic | Barrie |
| Barrie and Community Family Medicine Clinics, Bell Farm Road, Barrie and Community Family Medicine Clinics, Bell Farm Road | Barrie |
| Barrie and Community Family Medicine Clinics, Prince William Way, Barrie and Community Family Medicine Clinics, Prince William Way | 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 Community Health Centre, Barrie - Huronia Rd | Barrie |
| Barrie Community Health Centre, Barrie - Huronia Rd, Diabetes Education and Management | Barrie |
| Barrie Community Health Centre, Barrie - Huronia Rd, Healthy Aging Team | Barrie |
| Barrie Community Health Centre, Barrie - Huronia Rd, Physiotherapy Program | Barrie |
| Barrie Endoscopy Clinic | Barrie |
| Barrie Fertility Centre | Barrie |
| Barrie Midwives | Barrie |
| Barrie Native Friendship Centre, Barrie - 175 Bayfield St, Akwe:go Program | Barrie |
| Barrie Native Friendship Centre, Barrie - 175 Bayfield St, Indigenous Health Outreach | Barrie |
| Barrie Native Friendship Centre, Barrie - 175 Bayfield St, Urban Indigenous Healthy Living | Barrie |
| Barrie Native Friendship Centre, Barrie - 175 Bayfield St, Wasa-Nabin Program | Barrie |
| Barrie Sleep Disorders Clinic | Barrie |
| Barrie Vascular Imaging | Barrie |
| Bartimaeus, Simcoe County - Mobile service | Barrie |
| Bayshore Home Care Solutions, Barrie -128 Wellington St W | Barrie |
| Bayshore Home Health, Barrie | Barrie |
| Best Centered Care Agency | Barrie |
| BioPed Foot Care, Barrie South | Barrie |
| Bob Rumball Home for the Deaf | Barrie |
| Bradford Central Walk-In Clinic, Bradford Central Walk in Clinic | Bradford West Gwillimbury |
| Bradford Health Care Centre | Bradford West Gwillimbury |
| Bradford Medical Centre | Bradford West Gwillimbury |
| Bradford Valley Community, Bradford Valley Care Community | Bradford West Gwillimbury |
| Brain Injury Services Muskoka Simcoe, Barrie Office | Barrie |
| BRIA Mental Healthcare, Online | Toronto |
| Busby Centre, Barrie - 88 Mulcaster St, Drop In Services | Barrie |
| Camphill Communities Ontario, Barrie - Checkley St | Barrie |
| Canadian Cancer Society, Mailing Address, Cancer Information and Transportation Service | |
| Canadian Cancer Society - Ontario Division, Cancer Information Service | Toronto Downtown North |
| Canadian Celiac Association | Mississauga |
| Canadian Hearing Services, Communication Devices and Interpreting Services | |
| Canadian Hearing Services, Hearing Care Counselling Program | |
| Canadian Hearing Services, Sound Advice Sessions | |
| Canadian Mental Health Association. Simcoe County Branch, Barrie - 128 Anne St S, Case Management | Barrie |
| Canadian Mental Health Association. Simcoe County Branch, Various Locations, Community Homes for Opportunity | Barrie |
| Canadian Red Cross - Simcoe Muskoka, Simcoe Muskoka Branch, Prevention and Safety, First Aid, CPR, Water Safety, Psychological First Aid | Barrie |
| Caring Hands Midwifery Services | New Tecumseth |
| CARP, Barrie - Mailing Address, Barrie CARP Chapter | Barrie |
| Catulpa Community Support Services, Barrie Office | Barrie |
| Catulpa Community Support Services, Barrie Office, Community Action Program for Children (CAPC) | Barrie |
| Catulpa Community Support Services, Barrie Office, FASD Key Services and Support Program | Barrie |
| Catulpa Community Support Services, Barrie Office, MotherCare Prenatal Program (Canada Prenatal Nutrition Program - CPNP) | Barrie |
| Catulpa Community Support Services, Barrie Office, Next Step Program | Barrie |
| CBI Home Health | Barrie |
| Central X-Ray & Ultrasound, Bradford | Bradford West Gwillimbury |
| CHATS - Community & Home Assistance to Seniors [Central East], Bradford West Gwillimbury, CHATS - Community & Home Assistance to Seniors [Central East], Bradford West Gwillimbury | Bradford West Gwillimbury |
| Closing the Gap Healthcare, Barrie | Barrie |
| College of Physicians and Surgeons of Ontario | Toronto Downtown Central |
| Collingwood General and Marine Hospital | Collingwood |
| Community Living Association for South Simcoe, Alliston, Community Participation Resource Centre | New Tecumseth |
| Compassionate Care Without Barriers, Barrie | Barrie |
| COPE Service Dogs | Barrie |
| Cover Health, Virtual Service, Virtual Walk-In Clinic | Brampton |
| Crohn's and Colitis Canada, Mailing Address, Northern Ontario | Toronto |
| D&K Footcare Services | Bradford West Gwillimbury |
| Daisy A Day Home Care, Barrie, Daisy Acres Assisted Living | Barrie |
| Deaf Access Simcoe Muskoka, Barrie Central Office, American Sign Language Classes | Barrie |
| Deaf Access Simcoe Muskoka, Barrie Central Office, Community Support Services | Barrie |
| Deaf Access Simcoe Muskoka, Barrie Central Office | Barrie |
| Dietitians of Canada - UnlockFood.ca | Toronto Downtown Central |
| Down Syndrome Association of Simcoe County, Mailing Address | Barrie |
| Empower Simcoe, Barrie Head Office - 39 Fraser Crt, Infant and Child Development Program | Barrie |
| Envisage Pregnancy Services, Barrie | Barrie |
| Envisage Pregnancy Services, South Georgian Bay | Collingwood |
| Epilepsy Ontario [Central East], Stouffville, York Region Branch | Stouffville |
| Eye Bank of Canada (The) - Ontario Division | Toronto Downtown Central |
| Find a Registered Assistive Devices Vendor, Online Service | Ontario |
| Full Circle Lactation Services | Barrie |
| General Topics and Information - Central East, Simcoe County, Senior Housing in Barrie and area - Long-Term Care Homes, Retirement Homes and Senior Apartments | Barrie |
| General Topics and Information - Central East, Simcoe County, Senior Housing in Collingwood - Long-Term Care Homes, Retirement Homes and Senior Apartments | Barrie |
| General Topics and Information - Central East, Simcoe County, Senior Housing in Midland, Penetanguishene & Area - Long-Term Care Homes, Retirement Homes and Senior Apartments | Barrie |
| General Topics and Information - Central East, Simcoe County, Senior Housing in Orillia - Long-Term Care Homes, Retirement Homes and Senior Apartments | Barrie |
| Georgian Bay General Hospital, Midland | Midland |
| Georgian Bay Native Women's Association, Georgian Bay Native Women's Association - Programs, Midland | Penetanguishene |
| Georgian College, Barrie Campus - Bldg M - Room M141, Oral Health Clinic | Barrie |
| Georgian College, Barrie Campus - Bldg M - Room M148, Student Massage Therapy Clinic | Barrie |
| Georgian College, Barrie Campus - Bldg M - Room M233, Harmonize for Speech, Hearing and Language Clinic | Barrie |
| Georgian Nurse Practitioner-Led Clinic, Barrie | Barrie |
| Georgian Nurse Practitioner-Led Clinic, Innisfil | Innisfil |
| Gilbert Centre for Social and Support Services, Barrie Office | Barrie |
| Glowing Hearts Charity, No Physical Address, Hygiene Kit Program | Barrie |
| Good Comfort Homecare | Collingwood |
| Hair Prosthesis Centre | Barrie |
| Head Lice Hunters, Mobile Service | Innisfil |
| Heart and Stroke, Mailing Address | Toronto |
| Help A Girl Out | Brampton |
| Home Care Assistance | Barrie |
| Home Instead, Barrie | Barrie |
| Hospice Simcoe, Bell Farm Rd, Community and Grief & Bereavement Support Services | Barrie |
| Hospice Simcoe, Penetanguishene Rd, Residential Hospice | Barrie |
| Hospital for Sick Children, Adolescent Medicine | Toronto |
| Huronia Nurse Practitioner-Led Clinic, Huronia NPLC Children's Clinic | Oro-Medonte |
| Huronia Urgent Care Clinic | Barrie |
| Inclusive Milestones Child Development Centres, Clinical Services | Barrie |
| Independent Living Services Simcoe County, Barrie | Barrie |
| Jack Nathan Health, Alliston Walk-in Clinic, Alliston Walk-in Clinic at Walmart | New Tecumseth |
| Jennifer Ashleigh Children's Charity | Uxbridge |
| Lakeside Women's Clinic, Barrie | Barrie |
| LifeLabs, Borden | Adjala-Tosorontio |
| LifeLabs, Innisfil, Medical Laboratory Services | Innisfil |
| Look Good Feel Better, Barrie | Barrie |
| Matthews House, Hospice Services - Our Residential Services | New Tecumseth |
| Mom's 4 Mom's Doula Services, No Physical Address | Oro-Medonte |
| MS Canada | Toronto |
| North Simcoe Muskoka Acquired Brain Injury Collaborative, Barrie | Barrie |
| North Simcoe Muskoka Hospice Palliative Care Network, Orillia, Education and Palliative Pain and Symptom Management Consultations | Orillia |
| Ontario Association of Optometrists, Eye See...Eye Learn | Toronto Downtown Central |
| Ontario Dental Association | Toronto Downtown North |
| Ontario Health, Toronto, Trillium Gift of Life Network | Toronto Downtown Central |
| Ontario Health atHome, Barrie - Sperling Dr | Barrie |
| Ontario Health atHome, Barrie - Sperling Dr, Telehomecare | Barrie |
| Ontario Health atHome, No physical location, Reimbursement for Eligible Expenses for Medical Supplies | Barrie |
| Ontario Incontinence Supplies | New Tecumseth |
| Ontario Poison Centre | Toronto Downtown Central |
| Ontario. Ministry of Health, Trillium Drug Program | Etobicoke |
| Ontario. Ministry of Health, Health Care Connect | Toronto Downtown Central |
| Ontario. Ministry of Health, Health811 | Toronto Downtown Central |
| Ontario. Ministry of Health, Dental Care For Low-Income Seniors | Toronto |
| Operation Ukrainian Safe Haven | |
| Orillia Soldiers' Memorial Hospital, North Simcoe Muskoka Regional Genetics Program, Orillia - 170 Colborne St W | Orillia |
| Orillia Soldiers' Memorial Hospital, Orillia - 170 Colborne St W, Children's Therapy Services | Orillia |
| Orillia Soldiers' Memorial Hospital, Regional Domestic Violence Treatment Centre, Orillia - 170 Colborne St W | Orillia |
| Orillia Soldiers' Memorial Hospital, Sexual Assault Treatment Centre, Orillia - 170 Colborne St W | Orillia |
| Orillia Soldiers' Memorial Hospital, Speech Language Pathology, Orillia - 170 Colborne St W | Orillia |
| Ovarian Cancer Canada | Toronto |
| Passport Health, Barrie, Barrie Travel Clinic | Barrie |
| Patient / Client and Family Council, Penetanguishene | Penetanguishene |
| Pick-L's Nursing Footcare, Mobile Service | Bradford West Gwillimbury |
| Professional Footcare, Barrie | Barrie |
| RNR Patient Transfer Services, Orillia | Orillia |
| Ronald McDonald House Charities Toronto | Toronto Downtown Central |
| Royal Victoria Regional Health Centre, Alliston, Simcoe County Preschool Speech and Language Program | New Tecumseth |
| Royal Victoria Regional Health Centre, Barrie - 201 Georgian Dr - 1st Floor -1 SA, Audiology and Hearing Instrument Dispensing | Barrie |
| Royal Victoria Regional Health Centre, Barrie - 201 Georgian Dr - 1st Floor, Ontario Breast Screening Program | Barrie |
| Royal Victoria Regional Health Centre, Barrie - 201 Georgian Dr - 1st Floor, Simcoe Muskoka Parry Sound Infant Hearing Program | Barrie |
| Royal Victoria Regional Health Centre, Barrie - 201 Georgian Dr - Cancer Centre, Hudson Regional Cancer Centre | Barrie |
| Royal Victoria Regional Health Centre, Barrie - 201 Georgian Dr, Cardio-Respiratory Treatment Clinics | Barrie |
| Royal Victoria Regional Health Centre, Barrie - 201 Georgian Dr, Indigenous Patient Services | Barrie |
| Royal Victoria Regional Health Centre, Barrie - 201 Georgian Dr, Outpatient Rehabilitation Treatment Clinics | Barrie |
| Royal Victoria Regional Health Centre, Barrie - 201 Georgian Dr, Patient and Family Experience Office | Barrie |
| Royal Victoria Regional Health Centre, Barrie - 201 Georgian Dr, Simcoe Muskoka Parry Sound Blind Low Vision Early Intervention Program | Barrie |
| Royal Victoria Regional Health Centre, Barrie - 201 Georgian Dr, Simcoe Muskoka Regional Eating Disorder Service | Barrie |
| Royal Victoria Regional Health Centre, Barrie - 66 Wellington St W, Regional Renal Program - Hemodialysis/Peritoneal Dialysis/Multi Care Kidney Clinic | Barrie |
| Royal Victoria Regional Health Centre, Barrie - Bradford St, Occupational Therapy | Barrie |
| Royal Victoria Regional Health Centre, Bradford, Simcoe County Preschool Speech and Language Program | Bradford West Gwillimbury |
| Royalty Care | Barrie |
| SafeCirc Newborn Circumcision Clinic | Barrie |
| Service Canada, Barrie, Canadian Dental Care Plan | Barrie |
| ServiceOntario, Alliston, Alliston Service Counter | New Tecumseth |
| ServiceOntario, Barrie - Bayfield St, Barrie (Bayfield St) Service Counter | Barrie |
| ServiceOntario, Barrie - Burton Ave, Barrie (Burton Ave) Service Counter | Barrie |
| ServiceOntario, Barrie - Simcoe St, Barrie (Simcoe St) Service Counter | Barrie |
| ServiceOntario, Bradford, Bradford Service Counter | Bradford West Gwillimbury |
| Sienna Senior Living, Creedan Valley Community | Creemore |
| Simcoe Muskoka District Health Unit, Alliston, Breastfeeding Support Group | New Tecumseth |
| Simcoe Muskoka District Health Unit, Angus, Prenatal Classes | Angus |
| Simcoe Muskoka District Health Unit, Barrie - 80 Bradford St, Dental Screening and Dental Clinics | Barrie |
| Simcoe Muskoka District Health Unit, Barrie - 80 Bradford St, Sexual Health Counselling, Education and Clinic Services | Barrie |
| Simcoe Muskoka District Health Unit, Bradford West Gwillimbury Community Hub, Prenatal Classes | Bradford West Gwillimbury |
| Simcoe Muskoka District Health Unit, Bradford, Breastfeeding Support Group | Bradford West Gwillimbury |
| Simcoe Muskoka District Health Unit, Cookstown Branch - 25 King St S, Immunization Program | Innisfil |
| Simcoe Muskoka District Health Unit, Gravenhurst Branch - 5 Pineridge Gate, Dental Screening and Dental Clinics | Gravenhurst |
| Simplifeye Mobile Optical, Simcoe County, Community Vision Clinics | Penetanguishene |
| Simplifeye Mobile Optical, Simcoe County, Mobile In-Home Optician Services | Penetanguishene |
| Sir Frederick Banting Legacy Foundation, Banting Homestead Heritage Park, Diabetes Management and Education Centre | New Tecumseth |
| Smiles4miles, Mobile Service, Mobile/Onsite Dental Hygiene Clinic | Aurora |
| South Simcoe Medical Walk-in Clinic | Bradford West Gwillimbury |
| Spinal Cord Injury Ontario [Central East], Barrie, Barrie Regional Office | Barrie |
| St John Ambulance, Barrie Simcoe Muskoka, First Aid Training | Barrie |
| Stevenson Memorial Hospital, Obstetrics | New Tecumseth |
| Stevenson Memorial Hospital | New Tecumseth |
| Stroke Recovery Association Barrie and District | Barrie |
| Superhero Kid's Hair with Care, Superhero Kids Hair With Care | Barrie |
| Tetra Society of North America, Mailing Address, Northern Ontario Chapter | Oro-Medonte |
| The Good Latch | Barrie |
| TOPS. Barrie | Barrie |
| Vision Loss Rehabilitation Canada, Barrie | Barrie |
| VON Canada, Barrie - Lakeshore Dr, Simcoe County Site - Barrie Office and Administration | Barrie |
| Waypoint Centre for Mental Health Care, Midland - Bayshore Dr, Outpatient Assessment and Treatment Service (OATS) | Midland |
| Waypoint Centre for Mental Health Care, Penetanguishene - 500 Church St - Toanche Bldg, Psychiatric Patient Advocate Office | Penetanguishene |
| We Are Warriors! - Canadian MS Collective, Online / Web Service | |
| Wellwise by Shoppers Drug Mart, Barrie | Barrie |
| Westwind Footcare and Massage Therapy, Mobile Service, Advanced Foot Care | Barrie |
| YMCA of Simcoe/Muskoka, Innisfil - Yonge St, iCan Cancer Rehabilitation Program | Innisfil |
| YMCA of Simcoe/Muskoka, Innisfil - Yonge St, YMCA Healthy Hearts | Innisfil |