| Historic Gayety Theatre (The) | Collingwood |
| H.O.P.E. (Homes of Priority Education), Virtual only | Stratford |
| Habitat for Humanity, Orillia | Orillia |
| Habitat for Humanity, Orillia, ReStore | Orillia |
| Habitat for Humanity Grey Bruce, EWaste Deposit Sites, Owen Sound | Owen Sound |
| Habitat for Humanity Grey Bruce, Hanover, ReStore | Hanover |
| Habitat for Humanity Grey Bruce, Owen Sound | Owen Sound |
| Habitat for Humanity Grey Bruce, Owen Sound, ReStore | Owen Sound |
| Habitat for Humanity Grey Bruce, Port Elgin, ReStore | Saugeen Shores |
| Habitat for Humanity Heartland Ontario Stratford ReStore, ReStore | Stratford |
| Habitat for Humanity Huron County, Goderich, ReStore, Goderich | Goderich |
| Habitat for Humanity Huron County, Mailing Address Only | Goderich |
| Habitat for Humanity Huron County, Wingham, Restore, Wingham | North Huron |
| Habitat for Humanity Huronia | Barrie |
| Habitat for Humanity Huronia, Alliston, ReStore, Alliston | New Tecumseth |
| Habitat for Humanity Huronia, Barrie | Barrie |
| Habitat for Humanity Huronia, Barrie, ReStore, Barrie | Barrie |
| Habitat for Humanity Northumberland, Habitat for Humanity Northumberland ReStore | Cobourg |
| Habitat for Humanity Northumberland, ReStore, Habitat for Humanity Northumberland ReStore | Cobourg |
| Habitat for Humanity Ontario Gateway North | Midland |
| Habitat for Humanity Ontario Gateway North, Bracebridge ReStore, Bracebridge | Bracebridge |
| Habitat for Humanity Ontario Gateway North, Huntsville, Huntsville Restore | Huntsville |
| Habitat for Humanity Ontario Gateway North, Midland ReStore, Simcoe North | Midland |
| Habitat for Humanity Ontario Gateway North, Simcoe North, North Simcoe Chapter | Midland |
| Habitat for Humanity Peterborough & Kawartha Region, Peterborough - 300 Milroy Drive | Peterborough |
| Habitat for Humanity Peterborough & Kawartha Region, Lindsay - Angeline St N, ReStore | Kawartha Lakes |
| Habitat for Humanity Peterborough & Kawartha Region, ReStore, Peterborough - 300 Milroy Drive | Peterborough |
| Habitat for Humanity South Georgian Bay | Collingwood |
| Habitat for Humanity South Georgian Bay | Collingwood |
| Habitat for Humanity South Georgian Bay, ReStore | Collingwood |
| Hair Prosthesis Centre | Barrie |
| Hair's Hapnan Mobile Stylist | Huntsville |
| Haldimand Memorial Arena and Park | Alnwick/Haldimand |
| Haliburton Community Housing Corporation, Echo Hills Legion Apartments | Haliburton |
| Haliburton Community Housing Corporation, Parklane Apartments | Haliburton |
| Haliburton County, Administration Building, Haliburton County Administration | Minden Hills |
| Haliburton County Community Co-operative | Minden |
| Haliburton County Development Corporation | Haliburton |
| Haliburton County Folk Society | Haliburton County |
| Haliburton County Home Builder's Association Toy Drive | Haliburton County |
| Haliburton County Paramedic Services, Haliburton Base | Haliburton |
| Haliburton County Public Library, Cardiff - Monck Rd, Cardiff Branch | Highlands East |
| Haliburton County Public Library, Dysart Branch, Haliburton - Maple Ave | Haliburton |
| Haliburton County Public Library, Gooderham - Gooderham St, Gooderham Branch | Highlands East |
| Haliburton County Public Library, Haliburton - Maple Ave, Administration | Haliburton |
| Haliburton County Public Library, Highland Grove - Loop Rd, Highland Grove Branch | Highlands East |
| Haliburton County Public Library, Minden - Bobcaygeon Rd, Minden Hills Branch | Minden Hills |
| Haliburton County Public Library, Wilberforce - Holmes Road, Wilberforce Branch | Highlands East |
| Haliburton County. Roads Department | Minden Hills |
| Haliburton Highlanders Pipes and Drums | Haliburton |
| Haliburton Highlands Family Health Team, Haliburton Family Medical Centre | Haliburton |
| Haliburton Highlands Genealogy Group | Minden Hills |
| Haliburton Highlands Health Services, Community Support Services Division - Administration, Haliburton - 7185 Gelert Road | Haliburton |
| Haliburton Highlands Health Services, Community Support Services Division - Adult Day Program, Haliburton - 7185 Gelert Road | Haliburton |
| Haliburton Highlands Health Services, Community Support Services Division - Diner's Club, Haliburton - 7185 Gelert Road | Haliburton |
| Haliburton Highlands Health Services, Community Support Services Division - Drop-in Grief Support Group, Haliburton - 7185 Gelert Road | Haliburton |
| Haliburton Highlands Health Services, Community Support Services Division - Emergency Response System, Haliburton - 7185 Gelert Road | Haliburton |
| Haliburton Highlands Health Services, Community Support Services Division - Friendly Visiting, Haliburton - 7185 Gelert Road | Haliburton |
| Haliburton Highlands Health Services, Community Support Services Division - Home Help and Maintenance, Haliburton - 7185 Gelert Road | Haliburton |
| Haliburton Highlands Health Services, Community Support Services Division - Hospice Services, Haliburton - 7185 Gelert Road | Haliburton |
| Haliburton Highlands Health Services, Community Support Services Division - Meals On Wheels, Haliburton - 7185 Gelert Road | Haliburton |
| Haliburton Highlands Health Services, Community Support Services Division - Nursing Foot Care, Haliburton - 7185 Gelert Road | Haliburton |
| Haliburton Highlands Health Services, Community Support Services Division - Palliative Care Community Team, Haliburton - 7185 Gelert Road | Haliburton |
| Haliburton Highlands Health Services, Community Support Services Division - Security and Reassurance, Haliburton - 7185 Gelert Road | Haliburton |
| Haliburton Highlands Health Services, Community Support Services Division - Transportation Service, Haliburton - 7185 Gelert Road | Haliburton |
| Haliburton Highlands Health Services, Winchester Street, Community Support Services Division - Geriatric Assessment & Intervention Network | Minden Hills |
| Haliburton Highlands Tourism Information | Minden Hills |
| Haliburton Kawartha Lakes Elder Abuse Prevention Network | Kawartha Lakes |
| Haliburton Wee Care Day Nursery | Haliburton |
| Haliburton, Kawartha, Pine Ridge District Health Unit, Environmental Health Program, Port Hope | Port Hope (Municipality of) |
| Haliburton, Kawartha, Pine Ridge District Health Unit, Haliburton, Haliburton Office | Haliburton |
| Haliburton, Kawartha, Pine Ridge District Health Unit, Lindsay, Lindsay Office | Kawartha Lakes |
| Haliburton, Kawartha, Pine Ridge District Health Unit, Lindsay, Prenatal Classes, Lindsay | Kawartha Lakes |
| Haliburton, Kawartha, Pine Ridge District Health Unit, Mailing Address, Prenatal Classes | Port Hope (Municipality of) |
| Haliburton, Kawartha, Pine Ridge District Health Unit, Oral Health Department, Port Hope | Port Hope (Municipality of) |
| Haliburton, Kawartha, Pine Ridge District Health Unit, Port Hope, Port Hope Office | Port Hope (Municipality of) |
| Haliburton, Kawartha, Pine Ridge District Health Unit, Sexual Health Clinic Services, Lindsay | Kawartha Lakes |
| Haliburton, Kawartha, Pine Ridge District Health Unit, Sexual Health Clinic Services, Port Hope | Port Hope (Municipality of) |
| Hamilton Township. Municipal Office, Baltimore Recreation Centre, Parks and Recreation - Baltimore Recreation Centre | Hamilton Township |
| Hamilton Township. Municipal Office, Baltimore- Van Luven Rd, Volunteer Fire Department | Hamilton Township |
| Hamilton Township. Municipal Office, Bewdley - Lake St, Parks and Recreation - Bewdley Community Centre | Hamilton Township |
| Hamilton Township. Municipal Office, Bewdley - Main St, Volunteer Fire Department | Hamilton Township |
| Hamilton Township. Municipal Office, Cobourg - Majestic Hills Dr, Municipal Office | Cobourg |
| Hamilton Township. Municipal Office, Hamilton Township Heritage Committee, Cobourg - Majestic Hills Dr | Cobourg |
| Hamilton Township. Municipal Office, Harwood - Front St, Volunteer Fire Department | Hamilton Township |
| Hamilton Township. Municipal Office, Parks and Recreation, Cobourg - Majestic Hills Dr | Cobourg |
| HammondBus.com | Bracebridge |
| HammondBus.com, Oro-Medonte, Hammond Transportation, Oro-Medonte | Hawkestone |
| HammondBus.com, Parry Sound, Hammond Transportation, Parry Sound | Parry Sound |
| Hands TheFamilyHelpNetwork.ca, Adult Developmental Services, Parry Sound | Parry Sound |
| Hands TheFamilyHelpNetwork.ca, Adult Developmental Services, Powassan | Powassan |
| Hands TheFamilyHelpNetwork.ca, Adult Developmental Services, Sundridge | Sundridge |
| Hands TheFamilyHelpNetwork.ca, Autism Services, Bracebridge, Bracebridge | Bracebridge |
| Hands TheFamilyHelpNetwork.ca, Autism Services, Parry Sound | Parry Sound |
| Hands TheFamilyHelpNetwork.ca, Autism Services, Powassan | Powassan |
| Hands TheFamilyHelpNetwork.ca, Autism Services, Sundridge | Sundridge |
| Hands TheFamilyHelpNetwork.ca, Bracebridge | Bracebridge |
| Hands TheFamilyHelpNetwork.ca, Child and Youth Mental Health, Parry Sound | Parry Sound |
| Hands TheFamilyHelpNetwork.ca, Child and Youth Mental Health, Powassan | Powassan |
| Hands TheFamilyHelpNetwork.ca, Child and Youth Mental Health, Sundridge | Sundridge |
| Hands TheFamilyHelpNetwork.ca, Child Development Services, Bracebridge | Bracebridge |
| Hands TheFamilyHelpNetwork.ca, Child Development Services, Parry Sound | Parry Sound |
| Hands TheFamilyHelpNetwork.ca, Child Development Services, Powassan | Powassan |
| Hands TheFamilyHelpNetwork.ca, Child Development Services, Sundridge | Sundridge |
| Hands TheFamilyHelpNetwork.ca, No Physical Address, Child and Youth Crisis Line | Bracebridge |
| Hands TheFamilyHelpNetwork.ca, Parry Sound | Parry Sound |
| Hands TheFamilyHelpNetwork.ca, Powassan, Hands TheFamilyHelpNetwork.ca, Powassan | Powassan |
| Hands TheFamilyHelpNetwork.ca, Sundridge | Sundridge |
| Hands TheFamilyHelpNetwork.ca, Supervised Access Program, Parry Sound | Parry Sound |
| Hands TheFamilyHelpNetwork.ca, Supervised Access Program, Sundridge | Sundridge |
| Hank the Home Specialist | Clearview (Simcoe County) |
| Hanover and District Hospital, Hanover and District Hospital Foundation | Hanover |
| Hanover and District Hospital | Hanover |
| Hanover and District Hospital, Ontario Breast Screening Program | Hanover |
| Hanover and District Right to Life | Hanover |
| Hanover Curling Club | Hanover |
| Hanover Family Health Team, Breastfeeding and Infant Feeding Support | Hanover |
| Hanover Family Health Team | Hanover |
| Hanover Medical Associates | Hanover |
| Hanover Missionary Church | Hanover |
| Hanover Missionary Church, Warming Centre | Hanover |
| Hanover Pharmasave | Hanover |
| Hanover Place | Hanover |
| Hanover Pregnancy Centre | Hanover |
| Hanover Public Library | Hanover |
| Hanover Seniors Friendship Club | Hanover |
| Hanover Shuttle and Taxi | Hanover |
| Hanover, Bentinck & Brant Agricultural Society | Hanover |
| Hanover. Fire and Emergency Services Department | Hanover |
| Hanover. Municipal Office | Hanover |
| Hanover. Police Service | Hanover |
| Hansen's Independent Grocer and Drugstore Pharmacy, Exeter | Exeter |
| Happy at Home Support Services Inc, Orillia, Happy at Home Support Services | Orillia |
| Happy at Home Support Services Inc, Transportation, Orillia, Orillia | Orillia |
| Happy Hearts Day Care | Owen Sound |
| Happy Tails Pet Resort and Camp, Long Term Pet Care | Huntsville |
| Happy Times Daycare Inc, Talwood Dr | Peterborough |
| Happy Valley Family Health Team, Traditional Centre for Wellness, St Marys Medical Clinic | St Marys |
| Harbour Dental Hygiene Clinic | Collingwood |
| Harbour View Denture Clinic | Midland |
| Harmony North Chorus | Collingwood |
| Harrison Park Senior Centre | Owen Sound |
| Hartford Mediation and Parenting Coordination | Arran-Elderslie |
| Harvest Bible Chapel, Barrie | Barrie |
| Harvest Share, Parry Sound - Church St, Community Meal | Parry Sound |
| Harvest Share, Parry Sound - James Street, Food Bank | Parry Sound |
| Harwood Memorial Park and Recreation Club | Hamilton Township |
| Hastings and District Seniors | Trent Hills |
| Hastings and Prince Edward Regiment | Belleville |
| Hastings Historical Society | Trent Hills |
| Hastings Housing Corporation, Victoria Place | Hastings |
| Hastings Roseneath Food Bank | Trent Hills |
| Havelock Country Jamboree | Havelock-Belmont-Methuen |
| Havelock-Belmont-Methuen Community Policing Committee, Havelock - Mailing Address | Havelock-Belmont-Methuen |
| Havelock-Belmont-Methuen Food Bank | Havelock-Belmont-Methuen |
| Havelock-Belmont-Methuen Public Library, Cordova Mines Library, Public Library | |
| Havelock-Belmont-Methuen Public Library, Havelock Library, Public Library | Havelock-Belmont-Methuen |
| Havelock-Belmont-Methuen Public Library, Lake Kasshabog Library, Public Library | Havelock-Belmont-Methuen |
| Havelock-Belmont-Methuen. Municipal Office | Havelock-Belmont-Methuen |
| Havelock-Belmont-Methuen. Municipal Office, Station One, Fire Department | Havelock-Belmont-Methuen |
| Haven of The Heart | Adjala-Tosorontio |
| Hawkestone Singers, Mailing Address | Hawkestone |
| Hazelbrae Barnardo Home Memorial Group | Peterborough |
| Head Lice Hunters, Mobile Service | Innisfil |
| Head to Toe Health - Advanced Nursing Foot Care and Reflexology, Mobile Service | Listowel |
| Heads Up for Inclusion | Peterborough |
| Headwaters Health Care Centre, Orangeville Hospital | Orangeville |
| Headwaters Health Care Centre, Orangeville - Centennial Rd, TeleCheck | Orangeville |
| Headwaters Health Care Centre, Orangeville Hospital, Sunrise Program for Domestic and Sexual Assault | Orangeville |
| Healthy Babies Healthy Families, Collingwood | Collingwood |
| Healthy Community Network Wasaga Beach | Wasaga Beach |
| Healthy Hearts Cardiac Rehabilitation Program, Healthy Hearts Cardiac Rehabilitation | Goderich |
| Healthy Planet Arena | Peterborough |
| HearCANADA, Orillia | Orillia |
| HearCANADA Goderich | Goderich |
| Hearing Life, Collingwood Hearing Clinic | Collingwood |
| Hearing Life, Wasaga Beach | Wasaga Beach |
| Hearing Life Canada, Hearing Sciences Audiology and Hearing Aid Centre | Collingwood |
| Hearing Rehab Centre (The) | Midland |
| HearingLife, Clinton | Central Huron |
| HearingLife, Collingwood | Collingwood |
| Heart and Stroke, Mailing Address | Toronto |
| Heart to Home Meals | Collingwood |
| Heartfelt Home Care, Midland, Home Support Services | Midland |
| Heartfelt Music & Productions | St Marys |
| HeartFlame, Individual and Couples Therapy | Collingwood |
| Heather Leclerc, Bracebridge, Blue Sky's Academic Based Child Care | Bracebridge |
| Heathers Home Healthcare | Bracebridge |
| Heinbuch Wildlife Control, No Physical Address | Perth East |
| Help Call, Personal Emergency Response Services | Orangeville |
| HELP First Aid, Collingwood | Collingwood |
| Help is Here, Collingwood - Mailing Address | Collingwood |
| Helping Buddy Muskoka | Huntsville |
| Helping Hand Food Bank | Bradford West Gwillimbury |
| Helping Hand New To You | Essa |
| Helping Hands, Assisted Living Services, Orillia | Orillia |
| Helping Hands, Homemaking Services, Orillia | Orillia |
| Helping Hands, Meals on Wheels, Orillia | Orillia |
| Helping Hands, Orillia, Personal Care and Caregiver Relief | Orillia |
| Helping Hands, Telephone Reassurance, Orillia | Orillia |
| Helping Hands, Transitional Bed Program, Orillia | Orillia |
| Helping Hands, Transportation, Orillia | Orillia |
| Helping Hands for the Homeless | Barrie |
| Helping Hands Home Health Care, Collingwood - Mailing Address | Collingwood |
| Helpline, Sudbury, Personal Emergency Response System | Greater Sudbury |
| Hemophilia Ontario | Scarborough North |
| Henninger Speech and Language Centre | Barrie |
| Hensall & District Kinette Club, Hensall - Mailing Address Only | Hensall |
| Hensall Horticultural Society, Mailing Address | Bluewater |
| Hensall Senior Citizens Homes, Hensall | Bluewater |
| Heritage Baptist Church, Barrie | Barrie |
| Heritage Barrie, Barrie | Barrie |
| Heritage Business Improvement Association of Port Hope | Port Hope (Municipality of) |
| Heritage Christian Academy | Barrie |
| Heritage Christian School | Kawartha Lakes |
| Hermione Presents Interdisciplinary Arts Productions Inc, Stratford - various locations, SpringWorks: indie theatre & arts festivals | Stratford |
| Hiawatha First Nation, Hiawatha - Hiawatha Line, Administration Office | Hiawatha First Nation |
| Hiawatha First Nation, Hiawatha - Hiawatha Line, Hiawatha Child Care Centre | Hiawatha First Nation |
| Hidden Acres Mennonite Camp and Retreat Centre | Wilmot Township |
| Hidden Acres Mennonite Camp and Retreat Centre, Summer Camp Programs | Wilmot Township |
| Hidden Bay Outdoor Education Centre | McDougall |
| Highland Shores Children's Aid, Cobourg | Cobourg |
| Highland United Church, Canrobert St, Eugenia Site | Grey Highlands |
| Highlands Denture Clinic | Bracebridge |
| Highlands East. Fire Department, Highlands East - Loop Road, Fire Department | Wilberforce |
| Highlands Medical Supplies, Highlands Medical Supplies - Haliburton | Haliburton |
| Highlands Trailblazers Ski Club, Highlands Nordic Ski Area | |
| Highlands Wind Symphony | Haliburton |
| Hikewood Therapy Services | Springwater |
| Hillcrest Lodge Senior Bachelor Apartments | Orillia |
| Hillcrest Village Care Centre | Midland |
| Hillside Bible Chapel, Youth, women's and men's groups | Orillia |
| Hillside Community Church | New Tecumseth |
| Hi-Mark Occupational Skills Training Centre | Oro-Medonte |
| Historic Leith Church | Meaford |
| Historic Military Establishment of Upper Canada / Royal Newfoundland Regiment | Penetanguishene |
| Historic Saugeen Métis at Southampton | Saugeen Shores |
| Historical Automobile Society of Canada (HASC), Orillia - Mailing Address, Huronia Region | Orillia |
| HIV & AIDS Legal Clinic Ontario (HALCO) | Toronto |
| Hiway Pentecostal Church, Barrie | Barrie |
| Holland Bloorview Kids Rehabilitation Hospital, Toronto - Phone Line Only, Info Line | Toronto |
| Holly Physiotherapy and Rehabilitation, Barrie | Barrie |
| Holt, Tamara | Collingwood |
| Holy Cross - St Nektarios Greek Orthodox Community | Barrie |
| Holy Martyrs of Japan Roman Catholic Church | Bradford West Gwillimbury |
| Holy Martyrs of Japan Roman Catholic Church, St. Vincent de Paul | Bradford West Gwillimbury |
| Holy Spirit Parish, Barrie | Barrie |
| Holyrood Health Clinic | Huron-Kinloss |
| Home & Community Support Services Grey-Bruce, East Grey Area, Day Away Program | Grey Highlands |
| Home & Community Support Services Grey-Bruce, Friendly Visiting, Owen Sound - Head Office, Heritage Place Mall | Owen Sound |
| Home & Community Support Services Grey-Bruce, Hot and Frozen Meals on Wheels, Owen Sound - Head Office, Heritage Place Mall | Owen Sound |
| Home & Community Support Services Grey-Bruce, Housekeeping, Owen Sound - Head Office, Heritage Place Mall | Owen Sound |
| Home & Community Support Services Grey-Bruce, North Grey Area, Day Away Program | Meaford |
| Home & Community Support Services Grey-Bruce, Overnight Respite Program, Owen Sound Area | Owen Sound |
| Home & Community Support Services Grey-Bruce, Overnight Respite Program, Saugeen Central Area | Hanover |
| Home & Community Support Services Grey-Bruce, Owen Sound - Head Office, Heritage Place Mall, Home and Community Support Services of Grey-Bruce | Owen Sound |
| Home & Community Support Services Grey-Bruce, Owen Sound Area, Day Away Program | Owen Sound |
| Home & Community Support Services Grey-Bruce, Peninsula Area, Day Away Program | South Bruce Peninsula |
| Home & Community Support Services Grey-Bruce, Saugeen Central Area, Day Away Program | Hanover |
| Home & Community Support Services Grey-Bruce, Shoreline Area, Day Away Program | Saugeen Shores |
| Home & Community Support Services Grey-Bruce, Transportation, Owen Sound - Head Office, Heritage Place Mall | Owen Sound |
| Home and Community Care Support Services Central East, Whitby, Placement Services | Whitby |
| Home and Community Care Support Services Central East, Whitby | Whitby |
| Home and Community Care Support Services Central East, Campbellford Branch, Home and Community Care | Campbellford |
| Home and Community Care Support Services Central East, Haliburton Branch, Home and Community Care | Haliburton |
| Home and Community Care Support Services Central East, Lindsay Branch, Home and Community Care | Lindsay |
| Home and Community Care Support Services Central East, Peterborough - Parkway Mall, Nursing Clinic - Peterborough | Peterborough |
| Home and Community Care Support Services Central East, Peterborough Branch, Home and Community Care | Peterborough |
| Home and Community Care Support Services Central East, Port Hope Branch, Home and Community Care | Port Hope (Municipality of) |
| Home Care Assistance | Barrie |
| Home Care Muskoka | Bracebridge |
| Home Care Oxygen Service, Bracebridge, Home Care Oxygen Service, Bracebridge | Bracebridge |
| Home Care Workers Co-operative, No Physical Address | Peterborough |
| Home Comfort Care Services, Gravenhurst, Home Comfort Care Services, Gravenhurst | Gravenhurst |
| Home Comfort Care Services, Huntsville, Home Comfort Care Services, Huntsville | Huntsville |
| Home Horizon, Collingwood, Barbara Weider House | Collingwood |
| Home Instead, Barrie | Barrie |
| Home Instead Senior Care | Peterborough |
| Home Still Home, No Physical Address, Home Support | Perry |
| Home Suite Home Transitions | Cavan Monaghan |
| Homebuttons Electronic Systems, Mobile Service | Meaford |
| Homestead Wellness Clinic | Seguin |
| Hope Barrie | Barrie |
| Hope Barrie, Higher Grounds Coffee House | Barrie |
| Hope Barrie, Barrie - Mary St, Hope Centre | Barrie |
| Hope Chapel | Collingwood |
| Hope Community Christian Church | Severn |
| Hope Haven Therapeutic Riding Centre | Grey Highlands |
| Hope Valley Day Camp | Selwyn Township |
| 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 |
| Horizon ProResp Inc | Stratford |
| Horizons of Friendship | Cobourg |
| Hospice Dufferin, Community Hospice | Orangeville |
| Hospice Georgian Triangle | Collingwood |
| Hospice Huntsville | Huntsville |
| Hospice Huronia, Fuller Ave, Tomkins House | Penetanguishene |
| Hospice Muskoka | Muskoka Lakes Township |
| Hospice Orillia | Orillia |
| Hospice Orillia, Overdose Related Loss Support Group | Orillia |
| Hospice Peterborough | Peterborough |
| Hospice Simcoe | Barrie |
| Hospice Simcoe, Bell Farm Rd, Grief and Bereavement Support | Barrie |
| Hospice Simcoe, Bell Farm Rd, Visiting Hospice/Community Programs | Barrie |
| Hospice Simcoe, Penetanguishene Rd | Barrie |
| Hospice Simcoe, Penetanguishene Rd, Residential Hospice | Barrie |
| Hospice West Parry Sound | Parry Sound |
| Hospital for Sick Children, Adolescent Medicine | Toronto |
| Howick Agricultural Society | Howick |
| Howick Hornets Athletic Association, Howick Athletic Association | Howick |
| Howick Minor Soccer | Clifford |
| Howick Skating Club | Howick |
| Hubbard Pharmacy | St Marys |
| Hucklebug Preschool Inc, Havelock - Mathison St E, Stepping Stone Child Care | Havelock-Belmont-Methuen |
| Hucklebug Preschool Inc, Norwood - Alma St, Hucklebug Child Care Centre | Asphodel-Norwood |
| Hucklebug Preschool Inc, Norwood - Norwood Public School, Hucklebug Child Care Centre, Norwood - Norwood Public School | Asphodel-Norwood |
| Human Resource Services Group Inc | Peterborough |
| Human Resources Professionals Association, Barrie and District Chapter | Barrie |
| Human Rights Legal Support Centre | Toronto |
| Human Rights Tribunal of Ontario | Toronto |
| Humana Community Services, Exeter - Huron Street Residence, Hartland Program | South Huron |
| Humane Society of Kawartha Lakes, Lindsay - 107 McLaughlin Rd | Kawartha Lakes |
| Humane Society of Kawartha Lakes, Lindsay - 111 McLaughlin Rd, Second Chance Store, The | Kawartha Lakes |
| Hummingbird Montessori School | Clearview (Simcoe County) |
| Huntington Society of Canada, Peterborough Chapter, Huntington Disease Resource Centre, East Central Ontario Region | Peterborough |
| Huntsville Art Society, Huntsville | Huntsville |
| Huntsville Breast Cancer Support Group, Huntsville | Huntsville |
| Huntsville Community Choir | Huntsville |
| Huntsville Co-Op Daycare | Huntsville |
| Huntsville Festival of the Arts | Huntsville |
| Huntsville Hospital Foundation, Huntsville - 4-100 Frank Miller Dr | Huntsville |
| Huntsville Lions Club, Huntsville | Huntsville |
| Huntsville Men's Fastball League, Huntsville - No Physical Address | Huntsville |
| Huntsville Muskoka Otters Hockey Club, Huntsville | Huntsville |
| Huntsville Natural Therapy Centre | Huntsville |
| Huntsville Peer Youth Tutoring Club, Huntsville | Huntsville |
| Huntsville Power and Sail Squadron, Huntsville - Mailing Address | Huntsville |
| Huntsville Public Library, Huntsville | Huntsville |
| Huntsville Skating Club | Huntsville |
| Huntsville. Fire Department, Huntsville | Huntsville |
| Huntsville. Municipal Office, Canada Summit Centre and Huntsville's Active Living Centre, Community Services Department | Huntsville |
| Huntsville. Municipal Office, Huntsville - Mailing Address, Huntsville Transit Service | Huntsville |
| Huntsville. Municipal Office, Town of Huntsville 55+ Programs, Huntsville Seniors Club 55 | Huntsville |
| Huntsville. Municipal Office, Town of Huntsville Tennis Club, Huntsville Meadow Park Tennis Court | Huntsville |
| Huntsville. Public Infastructure, Huntsville, Public Works | Huntsville |
| Huron & Area Search & Rescue, Huron-Perth | Bluewater |
| Huron & Perth Fibromyalgia & Chronic Pain Support Group | Huron East |
| Huron Apothecary | Exeter |
| Huron Central Agricultural Society | Central Huron |
| Huron Chapel Evangelical Missionary Church | Central Huron |
| Huron Christian School | Central Huron |
| Huron Community Family Health Team | Huron East |
| Huron County Economic Development, Business Resources and Computer Access | Goderich |
| Huron County Economic Development, Local Immigration Partnership | Goderich |
| Huron County Economic Development, Small Business Centre | Goderich |
| Huron County Economic Development, Summer Company Program | Goderich |
| Huron County Federation of Agriculture | Huron East |
| Huron County Food Bank Distribution Centre | Huron East |
| Huron County Historical Society | Goderich |
| Huron County Library, Bayfield Branch, Library Services | Bluewater |
| Huron County Library, Blyth Branch, Library Services | North Huron |
| Huron County Library, Brussels Branch, Library Services | Huron East |
| Huron County Library, Clinton - Administrative Office, Administration Office | Bluewater |
| Huron County Library, Clinton Branch, Library Services | Bluewater |
| Huron County Library, Exeter Branch, Library Services | South Huron |
| Huron County Library, Goderich Branch, Library Services | Goderich |
| Huron County Library, Hensall Branch, Library Services | Bluewater |
| Huron County Library, Howick Branch, Library Services | Howick |
| Huron County Library, Kirkton Branch, Library Services | West Perth |
| Huron County Library, Seaforth Branch, Library Services | Huron East |
| Huron County Library, Wingham - Alice Munro Public Library, Library Services | North Huron |
| Huron County Library, Zurich Branch, Library Services | Bluewater |
| Huron County Tourism | Goderich |
| Huron County. Municipal Office, Children's Services - EarlyON Child and Family Administrative Centre, Clinton - Jacob Memorial Building | Central Huron |
| Huron County. Municipal Office, Children's Services - Growing Together Early Learning Resource Program, Clinton - Jacob Memorial Building | Central Huron |
| Huron County. Municipal Office, Childrens Services - Huron County Child Care Fee Subsidy, Clinton - Jacob Memorial Building | Central Huron |
| Huron County. Municipal Office, Children's Services - Licensed Child Care, Clinton - Jacob Memorial Building | Central Huron |
| Huron County. Municipal Office, Children's Services - Licensed Home Child Care, Clinton - Jacob Memorial Building | Central Huron |
| Huron County. Municipal Office, Clinton - Jacob Memorial Building, Ontario Works | Central Huron |
| Huron County. Municipal Office, County of Huron - Housing Services, Clinton - Jacob Memorial Building | Central Huron |
| Huron County. Municipal Office, County of Huron Court House, Ontario Court of Justice. Provincial Offences Office | Goderich |
| Huron County. Municipal Office, Emergency Management, Clinton - Beech St | Bluewater |
| Huron County. Municipal Office, Emergency Services - 911, Clinton - Beech St | Bluewater |
| Huron County. Municipal Office, Housing Services - Ontario Renovates Program, Clinton - Jacob Memorial Building | Central Huron |
| Huron County. Municipal Office, Huron County Museum | Goderich |
| Huron County. Municipal Office, Huron County Office | Goderich |
| Huron County. Municipal Office, Huron Emergency Cold Weather Shelter, No Physical Address | Goderich |
| Huron County. Municipal Office, Huron Historic Gaol | Goderich |
| Huron County. Municipal Office, Pathways, Clinton - Jacob Memorial Building | Central Huron |
| Huron East. Municipal Office, Brussels, Brussels, Morris and Grey Community Centre | Huron East |
| Huron East. Municipal Office, Community Emergency Management Coordinator, Seaforth - Main St S | Huron East |
| Huron East. Municipal Office, Seaforth - Duke St, Seaforth and District Community Centre | Huron East |
| Huron East. Municipal Office, Seaforth - Main St S, Huron East Fire and Emergency Services | Huron East |
| Huron East. Municipal Office, Seaforth - Main St S | Huron East |
| Huron East. Municipal Office, Vanastra Recreation Centre, Vanastra Early Childhood Learning Centre | Bluewater |
| Huron East. Municipal Office, Vanastra Recreation Centre | Bluewater |
| Huron East. Municipal Office, Walton Landfill Site | Huron East |
| Huron Fish & Game Club | Bluewater |
| Huron Foot Clinic | Goderich |
| Huron Health System - Alexandra Marine and General Hospital, Clinton, Huron Community Mental Health Services | Central Huron |
| Huron Health System - Alexandra Marine and General Hospital, Diabetes Education Centre, Goderich - Napier St | Goderich |
| Huron Health System - Alexandra Marine and General Hospital, Exeter, Huron Community Mental Health Services | South Huron |
| Huron Health System - Alexandra Marine and General Hospital, Goderich - Huron Rd, Huron Community Mental Health Services | Goderich |
| Huron Health System - Alexandra Marine and General Hospital, Goderich - Napier St, Alexandra Marine and General Hospital | Goderich |
| Huron Health System - Alexandra Marine and General Hospital, Huron Perth Clinical Intensive Case Management, Goderich - Huron Rd | Goderich |
| Huron Health System - Alexandra Marine and General Hospital, Mailing Address, Huron Outreach Eating Disorders Program | Goderich |
| Huron Health System - Alexandra Marine and General Hospital, Ontario Breast Screening Program, Goderich - Napier St | Goderich |
| Huron Health System - Alexandra Marine and General Hospital, Seaforth, Huron Community Mental Health Services | Huron East |
| Huron Health System - Alexandra Marine and General Hospital, Speech Therapy Program, Goderich - Napier St | Goderich |
| Huron Health System - Alexandra Marine and General Hospital, Wingham, Huron Community Mental Health Services | North Huron |
| Huron Hospice, Huron Hospice Bender House | Central Huron |
| Huron Hurricanes Aquatic Club | Central Huron |
| Huron Pelvic Health | Central Huron |
| Huron Pelvic Health, Lactation Consulting Services | Central Huron |
| Huron Perth Association of REALTORS® | Stratford |
| Huron Perth Cattle Feeders Association | Huron East |
| Huron Perth Community Legal Clinic, Goderich | Goderich |
| Huron Perth Community Legal Clinic, Stratford | Stratford |
| Huron Perth Community Support Services Network, Clinton | Bluewater |
| Huron Perth Crime Stoppers, Mailing Address Only | Bluewater |
| Huron Perth District Women's Institute, Perth and Huron County - Mailing Address | Listowel |
| Huron Perth Healthcare Alliance, Community Stroke Rehabilitation Team - Moving Forward With Stroke Program, Avondale United Church | Stratford |
| Huron Perth Healthcare Alliance, Breastfeeding Clinic, Stratford General Hospital, Stratford General Hospital | Stratford |
| Huron Perth Healthcare Alliance, Clinton Public Hospital | Central Huron |
| Huron Perth Healthcare Alliance, Diabetes Education Centre, Stratford General Hospital | Stratford |
| Huron Perth Healthcare Alliance, Listowel Wingham Outpatient Building, Listowel Mental Health Outpatient Services | North Perth |
| Huron Perth Healthcare Alliance, Volunteer Services | Stratford |
| Huron Perth Healthcare Alliance, Mental Health Services - Huron Perth Helpline and Crisis Response Team, Seaforth - 28 Centennial Dr, Seaforth - 28 Centennial Dr | Huron East |
| Huron Perth Healthcare Alliance, Mental Health Services - Huron Perth Helpline and Crisis Response Team, SGH - Special Services Unit - Stratford, SGH - Special Services Unit - Stratford | Stratford |
| Huron Perth Healthcare Alliance, Ontario Breast Screening Program, Stratford General Hospital | Stratford |
| Huron Perth Healthcare Alliance, Seaforth - 28 Centennial Dr, Community Treatment Orders Program | Huron East |
| Huron Perth Healthcare Alliance, Seaforth - 28 Centennial Dr, Mental Health Services - Huron Perth Assertive Community Treatment Team | Huron East |
| Huron Perth Healthcare Alliance, Seaforth - 28 Centennial Dr, Mental Health Services - Huron Perth Seniors Mental Health Program | Huron East |
| Huron Perth Healthcare Alliance, Seaforth - 28 Centennial Dr, Mental Health Services | Huron East |
| Huron Perth Healthcare Alliance, Seaforth - 28 Centennial Dr, OTN Primary Care Nurse Practitioners | Huron East |
| Huron Perth Healthcare Alliance, Seaforth - 28 Centennial Dr, Prevention and Early Intervention Program for Psychoses | Huron East |
| Huron Perth Healthcare Alliance, Seaforth Community Hospital | Huron East |
| Huron Perth Healthcare Alliance, SGH - Special Services Unit - Stratford, Eating Disorders Outreach Program | Stratford |
| Huron Perth Healthcare Alliance, SGH - Special Services Unit - Stratford, Psychiatric Day & Evening Program - Outpatient Individual & Group Counselling | Stratford |
| Huron Perth Healthcare Alliance, SGH - Special Services Unit - Stratford, Sexual Abuse Treatment Program | Stratford |
| Huron Perth Healthcare Alliance, St Marys Memorial Hospital | St Marys |
| Huron Perth Healthcare Alliance, Stratford Aphasia Group, Avondale United Church | Stratford |
| Huron Perth Healthcare Alliance, Stratford General Hospital | Stratford |
| Huron Perth Junior Farmers, No Physical Address | |
| Huron Perth Lakers "AAA" Hockey Association | Stratford |
| Huron Perth Public Health, Clinton - London Rd, Food Safety | Central Huron |
| Huron Perth Public Health, Clinton - London Rd, Harm Reduction Program | Central Huron |
| Huron Perth Public Health, Clinton - London Rd, Huron Perth Public Health - Clinton Office | Central Huron |
| Huron Perth Public Health, Clinton - London Rd, Oral Health | Central Huron |
| Huron Perth Public Health, Clinton - London Rd, Rabies Control | Central Huron |
| Huron Perth Public Health, Clinton - London Rd, Safe Beach Water | Central Huron |
| Huron Perth Public Health, Clinton - London Rd, Safe Drinking Water | Central Huron |
| Huron Perth Public Health, Clinton - London Rd, Sexual Health Clinics - Huron County | Central Huron |
| Huron Perth Public Health, Listowel - 161 Inkerman St. W, Harm Reduction Program | North Perth |
| Huron Perth Public Health, Listowel - 161 Inkerman St. W, Oral Health | North Perth |
| Huron Perth Public Health, Mailing Address - Clinton, Immunizations and Vaccines | Central Huron |
| Huron Perth Public Health, Healthy Babies, Healthy Children | Stratford |
| Huron Perth Public Health, Mailing Address - Stratford, Volunteer Opportunities | Stratford |
| Huron Perth Public Health, Online/Web Service, Pregnancy and Prenatal Classes | |
| Huron Perth Public Health, School Health - Huron County, Clinton - London Rd | Central Huron |
| Huron Perth Public Health, School Health - Perth County, Stratford - West Gore St. | Stratford |
| Huron Perth Public Health, Sexual Health Clinics - Perth County, Listowel - 161 Inkerman St. W | North Perth |
| Huron Perth Public Health, Sexual Health Clinics - Perth County, Stratford - Downie St | Stratford |
| Huron Perth Public Health, St Marys - Elizabeth St, Sexual Health Clinics - Perth County | St Marys |
| 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 |
| Huron Perth Public Health, Stratford - West Gore St., Oral Health | Stratford |
| Huron Perth Public Health, Breastfeeding Supports | Stratford |
| Huron Perth Quilters Guild | West Perth |
| Huron Pioneer Thresher & Hobby Association, Blyth | North Huron |
| Huron Respite Network | Goderich |
| Huron Respite Network, Respite Families | Goderich |
| Huron Safe Homes for Youth | Exeter |
| Huron Sands Non-Profit Homes | Goderich |
| Huron Shores Area Transit | Lambton Shores |
| Huron Shores Hospice, No physical location, Grief Recovery Group | Kincardine |
| Huron Shores Hospice, Tiverton Park Manor | Kincardine |
| Huron Turning Point, Mailing Address Only | South Huron |
| Huron Waves Music Festival | |
| Huron Women's Shelter, Second Stage Housing & Counselling Services - Emergency Women's Shelter, Clinton, Second Stage Housing | Bluewater |
| Huron Women's Shelter, Second Stage Housing & Counselling Services - Emergency Women's Shelter, Exeter, Second Stage Housing | South Huron |
| Huron Women's Shelter, Second Stage Housing & Counselling Services - Emergency Women's Shelter, Goderich, Second Stage Housing | Goderich |
| Huron Women's Shelter, Second Stage Housing & Counselling Services - Emergency Women's Shelter, Huron Women's Shelter, Second Stage Housing & Counselling Services | Goderich |
| Huronia Airport | Tiny |
| Huronia Alarm and Fire Security, Collingwood Office, Huronia Alarm and Fire Security, Collingwood Office | Collingwood |
| Huronia Alarm and Fire Security, Midland Office, Huronia Alarm and Fire Security, Midland Office | Midland |
| Huronia Alarm and Fire Security, Muskoka Office, Huronia Alarm and Fire Security, Muskoka Office | Huntsville |
| Huronia Animal Control, Huronia Animal Control - Penetang | Tiny |
| Huronia Area Aboriginal Management Board | Owen Sound |
| Huronia Community Foundation | Midland |
| Huronia Family Housing Co-Operative | Midland |
| Huronia Fur and Feather Breeders Association | Oro-Medonte |
| Huronia Handgun Club | Penetanguishene |
| Huronia Handweavers | Springwater |
| Huronia Harmonizers | Midland |
| Huronia Historical Parks, Sainte-Marie Among The Hurons | Midland |
| Huronia Land Conservancy | Midland |
| Huronia Museum and Huron-Ouendat Village, Day Camp and Holiday Programs | Midland |
| Huronia Museum and Huron-Ouendat Village | Midland |
| Huronia Museum and Huron-Ouendat Village, No Physical Address, Film Series | |
| Huronia Nurse Practitioner-Led Clinic | Oro-Medonte |
| Huronia Physiotherapy and Chiropractic Clinic, Midland - Jones Rd, Midland | Midland, Penetanguishene & Area |
| Huronia Players, Huronia Players - MCC | Midland |
| Huronia Radio Control Club | Barrie |
| Huronia Rose Society | Barrie |
| Huronia Seniors Volunteer Care Team, Midland, Wheels 4 Wheels | Midland |
| Huronia Soccer Club | Midland |
| Huronia Spinners Guild | Minesing |
| Huronia Stallions Football Club, Mailing Address | Springwater |
| Huronia Symphony Orchestra | Barrie |
| Huronia Transition Homes | Midland |
| Huronia Transition Homes, Athena's Sexual Assault Counselling & Advocacy Centre | Barrie |
| Huronia Transition Homes, Choices for Children | Midland |
| Huronia Transition Homes, La Maison Rosewood Shelter | Midland |
| Huronia Transition Homes, Operation Grow | Midland |
| Huronia Travel Clinic | Barrie |
| Huronia Urgent Care Clinic | Barrie |
| Huron-Kinloss. Municipal Office, Community Emergency Management Coordinator | Huron-Kinloss |
| Huron-Kinloss. Municipal Office | Huron-Kinloss |
| Huron-Kinloss. Municipal Office, Lucknow Fire Department | Huron-Kinloss |
| Huron-Kinloss. Municipal Office, Ripley-Huron Fire Department | Huron-Kinloss |
| Huron-Perth Catholic District School Board, Catholic Education Centre, Dublin | West Perth |
| Huron-Perth Catholic District School Board, Ontario Youth Apprenticeship Program | Stratford |
| Huron-Perth Catholic District School Board, Stratford, STEP Camp | Stratford |
| Huron-Perth Centre for Children and Youth, Clinton | Bluewater |
| Huron-Perth Centre for Children and Youth, Listowel | North Perth |
| Huron-Perth Centre for Children and Youth, Stratford | Stratford |
| Huron-Perth Children's Aid Society, Goderich - 413 MacEwan St, Goderich Office | Goderich |
| Huron-Perth Children's Aid Society, Stratford - 639 Lorne Ave E, Head Office | Stratford |
| Huron-Perth Children's Aid Society, Stratford - 639 Lorne Ave E, Parenting Support & Education | Stratford |
| Huron-Perth Women for the Support of Agriculture, Women for the Support of Agriculture - Huron / Perth District | West Perth |
| Hurons Gymnastic Club | Midland |
| Hurons Gymnastic Club, Day Camp Programs | Midland |
| Hydro One | Toronto |
| Hydrocephalus Canada | Etobicoke Central |
| Hyland Transportation Solutions Ltd., Hyland Taxi | Haliburton |