| W Ross Macdonald School for the Blind | Brantford |
| Wahta Mohawk First Nation, Health Services Department | Muskoka Lakes Township |
| Wahta Mohawk First Nation | Muskoka Lakes Township |
| Wahta Mohawk First Nation, Wahta Mohawks First Nation Public Library | Muskoka Lakes Township |
| Walker Place | South Huron |
| Walkerton and District Food Bank, Christmas Assistance | Walkerton |
| Walkerton and District Food Bank | Walkerton |
| Walkerton and District Right To Life | Brockton |
| Walkerton Business Improvement Area and Visitor Information Centre | Brockton |
| Walkerton Clean Water Centre | Brockton |
| Walkerton FC, Walkerton FC (Soccer) | Brockton |
| Wallace Minor Soccer, No Physical Address | North Perth |
| Walmart Pharmacy, Owen Sound | Owen Sound |
| Walmart Pharmacy, Hanover | Hanover |
| Walmart Pharmacy, Goderich | Goderich |
| Walther's IDA Pharmacy | Mitchell |
| Walton Women's Institute, Huron East - No Physical Address | Huron East |
| Walton's Little School | Morris-Turnberry |
| Warkworth Business Association, Warkworth - Mailing Address | Trent Hills |
| Warkworth Community Service Club | Warkworth |
| Warkworth Curling Club | Trent Hills |
| Warkworth Free Methodist Church | Trent Hills |
| Warkworth Maple Syrup Festival | Trent Hills |
| Warkworth Spinners and Weavers Guild, Warkworth - Mailing Address | Trent Hills |
| Warsaw and District Lions Club | Douro-Dummer |
| Warsaw and District Skating Club | Douro-Dummer |
| Wasaga Artists | Wasaga Beach |
| Wasaga Beach Archives, Wasaga Beach Public Library | Wasaga Beach |
| Wasaga Beach Business Association, No Physical Address | Wasaga Beach |
| Wasaga Beach Community Policing Committee (The) | Wasaga Beach |
| Wasaga Beach Cooperative Nursery School | Wasaga Beach |
| Wasaga Beach Corvette Club | Wasaga Beach |
| Wasaga Beach Cruisers | Wasaga Beach |
| Wasaga Beach Fire Department | Wasaga Beach |
| Wasaga Beach Garden Club | Wasaga Beach |
| Wasaga Beach Lions Club, Wasaga Beach RecPlex | Wasaga Beach |
| Wasaga Beach Ministerial Food Bank, Community Christmas Banquet | Clearview (Simcoe County) |
| Wasaga Beach Ministerial Food Bank, Christmas Assistance | Wasaga Beach |
| Wasaga Beach Ministerial Food Bank, Food Bank | Wasaga Beach |
| Wasaga Beach Public Library | Wasaga Beach |
| Wasaga Beach Public Library, Friday Afternoon Book Club | Wasaga Beach |
| Wasaga Beach Public Library, Tech Help | Wasaga Beach |
| Wasaga Beach Public Library, Food Pantry | Wasaga Beach |
| Wasaga Beach Public Library | Wasaga Beach |
| Wasaga Beach Snowmobile Club | Wasaga Beach |
| Wasaga Beach Soccer Club, No address specified | Wasaga Beach |
| Wasaga Beach Women's Business Association, No Physical Address | Wasaga Beach |
| Wasaga Beach Youth Centre | Wasaga Beach |
| Wasaga Beach. Municipal Office, No physical address, Rest Stations for Extreme Weather Relief | Wasaga Beach |
| Wasaga Beach. Municipal Office, RecPlex, Wasaga Beach. Recreation, Events and Facilities Department | Wasaga Beach |
| Wasaga Beach. Municipal Office, Wasaga Beach - Mosley St, Seniors Active Living Centre | Wasaga Beach |
| Wasaga Beach. Municipal Office, Wasaga Beach - Westbury Rd, Snow Removal Financial Assistance Program | Wasaga Beach |
| Wasaga Beach. Municipal Office, Wasaga Beach Transit Services | Wasaga Beach |
| Wasaga Beach. Municipal Office | Wasaga Beach |
| Wasaga Community Church | Wasaga Beach |
| Wasaga Community Theatre | Wasaga Beach |
| Wasaga Distribution | Wasaga Beach |
| Wasaga Ganaraska Hiking Trail Club | Wasaga Beach |
| Wasaga Taxi | Wasaga Beach |
| Wasaga Woodworkers Club | Wasaga Beach |
| Wasaga Writers Club | Wasaga Beach |
| Washago Area Senior Citizens Club | Severn |
| Waterside Retirement Lodge | Wasaga Beach |
| Watton Employment Services, Cobourg, Integrated Employment Services | Cobourg |
| Watton Employment Services, Port Hope, Integrated Employment Services | Port Hope (Municipality of) |
| Waverley Caregiver Employment & Services, Waverly Caregiver Employment & Services | Springwater |
| Wayne's Property Maintenance, Mobile service | Wasaga Beach |
| Waypoint Centre for Mental Health Care, Ethics and Spiritual Care Team, Penetanguishene - 500 Church St - Atrium Bldg | Penetanguishene |
| Waypoint Centre for Mental Health Care, Georgianwood Program for Concurrent Disorders, Penetanguishene - 500 Church St - Toanche Bldg | Penetanguishene |
| Waypoint Centre for Mental Health Care, Midland - Bayshore Dr, Outpatient Assessment and Treatment Service (OATS) | Midland |
| Waypoint Centre for Mental Health Care, Midland - Bayshore Dr, Rehabilitation Services | Midland |
| Waypoint Centre for Mental Health Care, Midland - Jones Rd, Ontario Structured Psychotherapy Program | Midland |
| Waypoint Centre for Mental Health Care, Penetanguishene - 500 Church St - Administration Bldg, Frontline Wellness Program | Penetanguishene |
| Waypoint Centre for Mental Health Care, Penetanguishene - 500 Church St, Rehabilitation Services | Penetanguishene |
| Waypoint Centre for Mental Health Care, Psychiatric Patient Advocate Office, Penetanguishene - 500 Church St - Toanche Bldg | Penetanguishene |
| Waypoint Centre for Mental Health Care, Volunteer Resources, Penetanguishene - 500 Church St - Atrium Bldg | Penetanguishene |
| We are the Villagers, Midland | Midland |
| We Are Warriors! - Canadian MS Collective, Online / Web Service | Canada |
| We Care Nonprofit Homes (Barrie) | Barrie |
| Wee Watch Home Child Care, Peterborough | Peterborough |
| Wee Watch Licensed Home Child Care, Barrie | Barrie |
| Wee Watch-Orillia - Quality Licensed Home Child Care, Child Care Orillia | Orillia |
| Weed Man | Barrie |
| We-Fix-U | Peterborough |
| Weight Watchers Canada Ltd, Head Office | Oakville |
| Welcome Centre Immigrant Services [Central East], Alliston, Mobile Unit - Alliston | Alliston |
| Welcome Centre Immigrant Services [Central East], Collingwood, Mobile Unit | Collingwood |
| Welcome Centre Immigrant Services [Central East], Mobile Unit - Orillia, Orillia | Orillia |
| Welcome Centre Immigrant Services [Central East], Wasaga Beach, Mobile Unit | Wasaga Beach |
| Wellington Street Pentecostal Church | Bracebridge |
| Wellington Walk-in Clinic | Barrie |
| Wellington-Dufferin-Guelph Public Health, Orangeville, Public Health | Orangeville |
| Wellington-Dufferin-Guelph Public Health, Dufferin County, Flu Clinics | Dufferin County |
| Wellington-Dufferin-Guelph Public Health, Shelburne, Public Health | Shelburne |
| Wellness and Beyond 360, Collingwood - Mobile Service | Collingwood |
| Wellness Together Canada, No Physical Address | |
| Wellspring Stratford Cancer Support Centre | Stratford |
| WellWise, Orillia, WellWise - Store 8470 | Orillia |
| Wellwise by Shoppers Drug Mart, Barrie | Barrie |
| Wellwise by Shoppers Drug Mart, Peterborough | Peterborough |
| Wendat Community Programs, Midland, Adult Mental Health Services - Case Management Program | Midland |
| Wendat Community Programs, Midland, Adult Mental Health Services - Crisis Services | Midland |
| Wendat Community Programs, Midland, Adult Mental Health Services - Social Club | Midland |
| Wendat Community Programs, Midland, Senior Residence - Day Program | Midland |
| Wendat Community Programs, Penetanguishene, Psychogeriatric - Transition Service | Penetanguishene |
| Wendat Community Programs, Penetanguishene, Senior Residence - Social and Congregate Dining Program | Penetanguishene |
| Wendat Community Programs, Penetanguishene, The Lorna Tomlinson Residence for Seniors | Penetanguishene |
| Wendy Wilkinson Interiors, No Physical Address | Stratford |
| WES For Youth Online, E-Counselling Mental Health Support Services | Brockton |
| West End Pharmacy | Stratford |
| West Grey Fire Service | West Grey |
| West Grey Police Service | West Grey |
| West Grey Public Library, Ayton | West Grey |
| West Grey Public Library, Durham | West Grey |
| West Grey Public Library, Neustadt | West Grey |
| West Grey. Municipal Office | Durham Region |
| West Guilford Recreation Centre | Dysart |
| West Muskoka Food Bank | Muskoka Lakes Township |
| West Northumberland Curling Club | Cobourg |
| West Northumberland Girls Hockey Association, West Northumberland Wild | Cobourg |
| West Northumberland Physician Recruitment and Retention Committee, Cobourg - Mailing Address | Cobourg |
| West Parry Sound District Community Support Services, Friendly Visiting for Seniors | Parry Sound |
| West Parry Sound District Community Support Services, Transportation Program | Parry Sound |
| West Parry Sound District Community Support Services, Meal Programs | Parry Sound |
| West Parry Sound District Museum | Parry Sound |
| West Parry Sound Geography Network | Parry Sound |
| West Parry Sound Health Centre, Britt Nursing Station | Parry Sound, Unorganized, Centre Part |
| West Parry Sound Health Centre, Diabetes Education Centre of Parry Sound and Area, Parry Sound - Albert St | Parry Sound |
| West Parry Sound Health Centre, Dunchurch, Whitestone and Area Nurse Practitioner Led Clinic | Whitestone |
| West Parry Sound Health Centre, International Sleep Clinic, Parry Sound - Albert St | Parry Sound |
| West Parry Sound Health Centre, Parry Sound - Albert St | Parry Sound |
| West Parry Sound Health Centre, Parry Sound - Bowes St, Parry Sound Ambulance Service | Parry Sound |
| West Parry Sound Health Centre, Parry Sound Mall, COVID-19 Assessment Centre | Parry Sound |
| West Parry Sound Health Centre, Pointe au Baril Nursing Station | |
| West Parry Sound Health Centre, Port Loring, Argyle Nurse Practitioner Led Clinic | Parry Sound, Unorganized, Centre Part |
| West Parry Sound Health Centre, Rosseau, Rosseau Nursing Station | Seguin |
| West Perth Public Library, Summer Reading Program | West Perth |
| West Perth Public Library | West Perth |
| West Perth. Municipal Office, Municipal Office - Wellington St | West Perth |
| West Perth. Municipal Office, West Perth Community Centre | West Perth |
| West Perth. Municipal Office, West Perth Fire Department, Fire Department - Wellington St | West Perth |
| West Perth. Municipal Office, West Perth Lions Pool | West Perth |
| West Perth. Municipal Office, West Perth Thames Nature Trail and Wetlands | West Perth |
| West Perth. Municipal Office, West Perth Youth Centre | West Perth |
| West Ridge Early Education Centre | Orillia |
| Westario Power | Brockton |
| Westben | Trent Hills |
| Western Ontario Athletic Association | North Huron |
| Western University - Schulich Medicine & Dentistry, Goderich - Camp Klahanie, Discovery Healthcare - A Summer Camp Experience | Central Huron |
| Western University - Schulich Medicine & Dentistry, Stratford - Stratford General Hospital, Discovery Healthcare - A Summer Camp Experience | Stratford |
| Westminster Presbyterian Church, Barrie, Meeting Facilities, Banquet Hall | Barrie |
| Westminster Presbyterian Church, Barrie | Barrie |
| Westminster United Church, Clothing Depot | Orangeville |
| Westminster United Church, Food Cupboard | Orangeville |
| Westminster United Church, Milk and Formula Program | Orangeville |
| Westminster United Church | Orangeville |
| Westwind Footcare and Massage Therapy, Mobile Service, Advanced Foot Care | Barrie |
| Whetung Ojibwa Centre | Curve Lake First Nation |
| Whitechurch Mennonite School | Huron-Kinloss |
| Whitestone Public Library & Technology Centre | Whitestone |
| Whitewater Ontario, Minden Whitewater Preserve | Minden Hills |
| Wiarton & District Co-Operative Nursery School, Wiarton and District Co-Operative Nursery School | South Bruce Peninsula |
| Wiarton and District Curling Club | South Bruce Peninsula |
| Wiarton Kids Den Day Care | South Bruce Peninsula |
| Wiarton Salvation Army (The), Community and Family Services, Christmas Assistance, Wiarton - Edward St | South Bruce Peninsula |
| Wiarton Salvation Army (The), Community and Family Services, Community Christmas Dinner, Wiarton - Edward St | South Bruce Peninsula |
| Wiarton Salvation Army (The), Trades Start Program, Wiarton - Edward St | South Bruce Peninsula |
| Wiarton Salvation Army (The), Wiarton - Edward St, Coats For Community | South Bruce Peninsula |
| Wiarton Salvation Army (The), Wiarton - Edward St, Community and Family Services, Bruce Peninsula Community Food Bank | South Bruce Peninsula |
| Wiarton Salvation Army (The), Wiarton - Edward St, Community and Family Services | South Bruce Peninsula |
| Wiarton Salvation Army (The), Wiarton - Edward St, Community Church | South Bruce Peninsula |
| Wiarton Salvation Army (The), Wiarton - Edward St, Community Lunch - Table Manna | South Bruce Peninsula |
| Wiarton Salvation Army (The), Wiarton - Edward St, Guide By Your Side | South Bruce Peninsula |
| Wiarton Salvation Army (The), Wiarton - 559 Berford St, Thrift Store | South Bruce Peninsula |
| Wig Boutique Barrie | Barrie |
| Wilberforce Curling Club | Highlands East |
| Wildwood Sailing Club | St Marys |
| William Academy, Cobourg | Cobourg |
| Williamsford Curling Club, Williamsford Community Centre | Meaford |
| Willow Beach Field Naturalists | Cobourg |
| Willow Creek Baptist Church, Midhurst, Children's Day Camps | Springwater |
| Willow Creek Baptist Church, Midhurst | Springwater |
| Windermere and District Lions Club | Muskoka Lakes Township |
| Windmill Microlending, Toronto Office | Toronto |
| Wingham & District Snowmobile Club | North Huron |
| Wingham and District Horticultural Society | North Huron |
| Wingham Baptist Church, Private School | North Huron |
| Wingham Baptist Church | North Huron |
| Wingham Golf & Curling Club | North Huron |
| Wingham Knights of Columbus Centre | Wingham |
| Wingham Minor Baseball, Mailing Address | North Huron |
| Wingham Minor Hockey Association | North Huron |
| Wingham Pharmasave | Wingham |
| Wingham Recreational Co-ed Slo-Pitch, Mailing Address | North Huron |
| Wingham Skating Club | North Huron |
| Wingham Sportsman Association | North Huron |
| Wingham Taxi | North Huron |
| Wingham United Church | North Huron |
| Winter Pantry, Baysville and Dorset | Lake of Bays Township |
| Wiseman's Corner Schoolhouse, Burk's Falls and District Museum | Burk's Falls |
| Wolfy's Taxi, Mobile Service | Saugeen Shores |
| Women and Children's Shelter of Barrie | Barrie |
| Women and Children's Shelter of Barrie, Outreach Services | Barrie |
| Women and Children's Shelter of Barrie, Unpublished | Barrie |
| Womens Business Network of Peterborough, Mailing Address | Peterborough |
| Women's Care Abortion Clinic Toronto | North York West |
| Women's Centre Grey Bruce [The], The Women's Centre Grey Bruce, Family Court Support Worker | Owen Sound |
| Women's Centre Grey Bruce [The], The Women's Centre Grey Bruce | Owen Sound |
| Women's House Serving Bruce and Grey, Transitional Housing, Second Stage Program | Kincardine |
| Women's House Serving Bruce and Grey, Mailing Address | Kincardine |
| Women's House Serving Bruce and Grey, Sexual Assault Crisis and Support Line | Kincardine |
| Women's Own Resource Centre, Rural Outreach Program Endeavor | South River |
| Women's Own Resource Centre | South River |
| Women's Probus Club #117 of Grand Bend & Area, Grand Bend, Women's Probus Club of Grand Bend & Area | Grand Bend |
| Women's Resources of Kawartha Lakes | Kawartha Lakes |
| Women's Resources of Kawartha Lakes, Lindsay - Mary St W, Vicky's Values | Kawartha Lakes |
| Wooden Hill Child Care Centre | Owen Sound |
| Woodlands Wildlife Sanctuary | |
| Woodley Care Services, Mobile Service | Owen Sound |
| Woods Park Care Centre | Barrie |
| Woods Park Care Centre, Barrie, Long Term Care Home | Barrie |
| Woods Park Care Centre, Barrie, Retirement Home | Barrie |
| Woodslake Home Care, Mobile Service | Barrie |
| Woodville / Eldon Food Bank | Woodville |
| Word of Life Fellowship Canada Inc., Word of Life, Word of Life Ontario | Owen Sound |
| Workers Health and Safety Legal Clinic | Toronto |
| Workforce Development Board, Peterborough | Peterborough |
| Workplace Safety and Insurance Board, Toronto Office | Toronto |
| Wow Living, Out of the Cold Cafe | Bradford West Gwillimbury |
| WrapAround Northumberland | Cobourg |
| Wye Marsh Wildflower Gardeners, Wye Marsh | Midland |
| Wye Marsh Wildlife Centre, Children's Day Camps | Midland |
| Wye Marsh Wildlife Centre | Midland |