| 211 North America, Find Location | Washington |
| 2-Spirited People of the 1st Nations, Community Programs | Toronto |
| 4:ONEoakville, Human Trafficking - Public Awareness and Survivor Support | Oakville |
| 988 Suicide Crisis Helpline | Ontario |
| Ability Online Support Network, Mono - Online Service | Mono |
| Aboriginal Legal Services | Toronto |
| AboutFace | North York West |
| Accessible Media | North York East |
| Acclaim Health, Hospice Care and Bereavement Support | Oakville |
| Acclaim Health, Patty's Place - Dementia Care Centre | Oakville |
| Achēv, Oakville, Newcomer Information Centre | Oakville |
| Achēv, Newcomer Information Centre, Mississauga Location | Mississauga |
| Across Boundaries: An Ethnoracial Mental Health Centre, Mental Health and Addiction Support Services | Toronto |
| Action Canada for Sexual Health and Rights | Ottawa |
| ADAPT Halton, Oakville - Head Office, Alcohol, Drug and Gambling Assessment, Prevention and Treatment Services | Oakville |
| Adoption Council of Ontario | Toronto |
| Advocacy Centre for Tenants Ontario | Toronto |
| Advocacy Centre for the Elderly | Toronto |
| Afghan Association of Ontario, Canada, Toronto | Toronto |
| African Community Services of Peel, Brampton, Family Program | Brampton |
| African Community Services of Peel, Brampton, Mental Health and Community Wellness | Brampton |
| African Community Services of Peel, Brampton, Newcomer Settlement Program | Brampton |
| African Community Services of Peel, Brampton, Violence Against Women Program | Brampton |
| AgScape | Milton |
| Alliance for South Asian AIDS Prevention, Toronto | Toronto |
| Alzheimer Society of Brant, Haldimand Norfolk, Hamilton Halton, Halton Office | Burlington |
| Alzheimer Society Peel | Port Credit |
| Alzheimer Society Peel, First Link | Mississauga |
| Alzheimer Society Peel, Counselling Services and Support Groups | Port Credit |
| Alzheimer Society Peel, Behavioural Supports Ontario (BSO) | Port Credit |
| ARCH Disability Law Centre | Toronto |
| Armenian Family Support Services | Toronto |
| Art Gallery of Burlington | Burlington |
| Asian Community AIDS Services, Toronto | Toronto |
| Assaulted Women's Helpline | Toronto |
| Assaulted Women's Helpline, Seniors Safety Line | Toronto |
| Asthma Canada | Toronto Downtown North |
| Ausum Charity for Autism | Streetsville |
| Autism Ontario, Halton Chapter - Mailing Address | Burlington |
| Barth Syndrome Foundation of Canada | Georgetown |
| Beginnings Family Services, Beginnings Family Services Hamilton Office | Hamilton |
| Behavioural Supports Ontario, Burlington, Community Outreach Team | Burlington |
| Bereaved Families of Ontario, Bereaved Families of Ontario Grief Support Groups | Hamilton |
| Bereaved Families of Ontario (Provincial Head Office), Mississauga Headquarters, Resources and Support | Mississauga |
| Bereavement Authority of Ontario, Toronto | Toronto |
| BizPaL | Ottawa |
| Black Coalition for AIDS Prevention | Toronto |
| Black Legal Action Centre | Toronto |
| Black Youth Helpline | Toronto |
| Boost Child & Youth Advocacy Centre, Toronto Office | Toronto |
| Brain Injury Association of Peel and Halton | Mississauga |
| Brain Tumour Foundation of Canada | London |
| breakingfreeonline | |
| Bridging the Gap | Burlington |
| Burlington Historical Society | Burlington |
| Burlington Public Library, Central Branch, Library Services | Burlington |
| Burlington Public Library, Aldershot Branch, Library Services | Burlington |
| Burlington Public Library, Alton Branch, Library Services | Burlington |
| Burlington Public Library, Brant Hills Branch, Library Services | Burlington |
| Burlington Public Library, Kilbride Branch, Library Services | Burlington |
| Burlington Public Library, New Appleby Branch, Library Services | Burlington |
| Burlington Public Library, Tansley Woods Branch, Library Services | Burlington |
| Burlington. City Hall, Service Burlington | Burlington |
| CAAN, Mailing Address | |
| Canada Mortgage and Housing Corporation, Ontario | Toronto |
| Canada Post, Online Service, Find a Post Office | Ontario |
| Canada. Border Services Agency, Border Information Service | Ottawa |
| Canada. Canada Mortgage and Housing Corporation | Ottawa |
| Canada. Canada Pension Plan, Old Age Security | Toronto |
| Canada. Canada Pension Plan, Retirement pension | Toronto |
| Canada. Canada Revenue Agency, Registered Disability Savings Plan (RDSP) | |
| Canada. Canada Revenue Agency, Charities Directorate | |
| Canada. Canadian Centre for Occupational Health and Safety, Safety Info Line | Hamilton |
| Canada. Department of Justice, Child Support Guidelines | Ottawa |
| Canada. Elections Canada | Gatineau |
| Canada. Global Affairs Canada, Essential Information for Canadian Travellers | Ottawa |
| Canada. Health Canada | Ottawa (City of) |
| Canada. Health Canada, Drugs and Health Products - Cannabis for Medical Purposes | Ottawa |
| Canada. Health Canada, Ontario Region, First Nations and Inuit Health Branch | Ottawa |
| Canada. Health Canada, Cannabis in Canada | Ottawa |
| Canada. Immigration, Refugees and Citizenship Canada, Greater Toronto Area, Citizenship and Immigration Centre, Mississauga office | Mississauga |
| Canada. Indigenous Services Canada, Indian Residential Schools Settlement Agreement | Gatineau |
| Canada. Indigenous Services Canada, Hope for Wellness Help Line | |
| Canada. Innovation, Science and Economic Development Canada, Canadian Consumer Handbook | Ottawa |
| Canada. Innovation, Science and Economic Development, Ontario Region, Toronto, Office of the Superintendent of Bankruptcy, Ontario Region | Toronto |
| Canada. Library and Archives Canada | Ottawa |
| Canada. Natural Resources Canada, Office of Energy Efficiency | Ottawa |
| Canada. Office of the Federal Ombudsperson for Victims of Crime | Ottawa |
| Canada. Statistics Canada, Statistical Information Services | Ottawa |
| Canadian Abilities Foundation | Cobourg |
| Canadian Breast Cancer Network | Ottawa |
| Canadian Cancer Society - Ontario Division, Cancer Information Service | Toronto Downtown North |
| Canadian Cancer Society - Ontario Division, Smokers' Helpline | Toronto Downtown North |
| Canadian Cancer Society - Ontario Division, Breast Cancer Support and Information Team | Toronto Downtown North |
| Canadian Cancer Society - Ontario Division - Peer Match Program | Toronto Downtown North |
| Canadian Centre for Information on Missing Adults | Ontario |
| Canadian Centre for Victims of Torture, Counselling and Support Services, Mississauga Office | Mississauga |
| Canadian Centre on Substance Use and Addiction | Ottawa |
| Canadian Centre to End Human Trafficking, Canadian Human Trafficking Hotline | Ontario |
| Canadian Civil Liberties Association | Toronto |
| Canadian Environmental Law Association | Toronto |
| Canadian Families and Corrections Network, Kingston - Mailing Address | Kingston |
| Canadian Forces Morale and Welfare Services, Family Information Line | Ottawa |
| Canadian Hard of Hearing Association, Ottawa, Canadian Hard of Hearing Association, Ottawa | Ottawa |
| Canadian Human Rights Commission | Ottawa |
| Canadian Information Centre for International Credentials | Toronto |
| Canadian Labour Congress, Toronto, Ontario Regional Office | Toronto |
| Canadian Liver Foundation, Markham - National Office and Toronto/GTA Chapter | Markham |
| Canadian Mental Health Association, Halton Region Branch Head Office - Oakville, Mental Health Services | Oakville |
| Canadian Mental Health Association, Milton and Halton Hills, Mental Health Services | Milton |
| Canadian Mental Health Association, National, Toronto - Online/Web Service, Mental Health Resources | Toronto |
| Canadian Mental Health Association, York Region and South Simcoe, BounceBack Ontario | Vaughan |
| Canadian Paediatric Society, Caring for Kids | Ottawa |
| Canadian Parents of Murdered Children and Survivors of Homicide Victims | Ottawa |
| Canadian Ukrainian Immigrant Aid Society, Toronto - Main Office | Toronto |
| Canadian Virtual Hospice | Winnipeg |
| caregiverexchange.ca | London |
| CareNow Ontario | Toronto Downtown East |
| CATIE (Canadian AIDS Treatment Information Exchange) | Toronto Downtown Central |
| CATIE (Canadian AIDS Treatment Information Exchange), Where To? | Toronto Downtown Central |
| Central Registry | Oakville |
| Central Registry, Food Support Programs | Oakville |
| Centre for Addiction and Mental Health, CAMH Support Resources and Information Services | Toronto |
| Centre for Diverse Learners | Burlington |
| Centre for Skills Development, Burlington - South Service Rd | Burlington |
| Centre for Skills Development, Burlington - Appleby Line, LINC (Language Instruction for Newcomers to Canada) and Immigrant Services | Burlington |
| Centre for Skills Development, Burlington - South Service Rd, LINC (Language Instruction for Newcomers to Canada) and Immigrant Services | Burlington |
| Centre for Skills Development, Milton - Ontario St S - Unit 15, LINC (Language Instruction for Newcomers to Canada) and Immigrant Services | Milton |
| Centre for Skills Development, Oakville - Abbeywood Dr, LINC (Language Instruction for Newcomers to Canada) and Immigrant Services | Oakville |
| Children and Youth Grief Network | Peel Region |
| Children's Mental Health Ontario | Toronto |
| Chinese and Southeast Asian Legal Clinic, Toronto | Toronto |
| Chinese Association of Mississauga, Mississauga | Mississauga |
| CLEO | Toronto |
| CLEO, Steps to Justice | Toronto |
| CNIB, Toronto Region, Impaired Vision Information and Support | North York Central |
| Cogeco Connexion, Milton/Halton Hills, YourTV Community Programming - Cable 700, Channel 100 on Epico | Milton |
| Cogeco Connexion, Burlington / Oakville, YourTV Community Programming - Cable 700 or 100 on Epico | Burlington |
| Community Development Halton, Speakers Bureau | Halton Region |
| Connected Care Halton Ontario Health Team (CCHOHT), Oakville, Navigation Line | Oakville |
| Connecting Families, Internet Access for Low Income Families | Ottawa |
| ConnexOntario | Not Known |
| ConnexOntario, Helpline | Not Known |
| ConnexOntario, mindyourmind | Not Known |
| Conservation Halton, Public Education/Outreach Programs | Burlington |
| Conservation Halton, Campbellville - Mountsberg Conservation Area, Conservation Land & Recreational Trails | Milton |
| Conservation Halton, Milton - Crawford Lake Conservation Area, Conservation Land & Recreational Trails | Milton |
| Consolidated Credit Counselling Services of Canada | Toronto |
| COSTI, ArriveON App | Ontario |
| COSTI, International Student Connect | Ontario |
| COSTI, Orientation to Ontario | Ontario |
| COVID-19 Information, Halton Region | Halton Region |
| Credit Canada Debt Solutions, Credit Canada Debt Solutions, Head Office / North York Branch | Toronto |
| Credit Counselling Society, GTA, Mississauga, Financial support, Mississauga | Mississauga |
| Credit Valley Conservation Authority, Limehouse Conservation Area, Conservation Land & Recreational Trails | Halton Hills |
| Credit Valley Conservation Authority, Silver Creek Conservation Area, Conservation Land & Recreational Trails | Halton Hills |
| Cross-Cultural Community Services Association, The, Cross-Cultural Community Services Association, The, TCCSA Peel Centre | Mississauga |
| Deaf Muslims of Canada, Interpretation / Translation | Burlington |
| Death Doula Ontario Network, Death Doula Ontario Network Resources | Ontario |
| DEBRA Canada | Oakville |
| Developmental Services Ontario Central West Region, Access to Services and Supports for Individuals with a Developmental Disability | Milton |
| Diabetes Canada | Toronto Downtown Central |
| Dietitians of Canada - UnlockFood.ca | Toronto Downtown Central |
| Divorce Canada | Ottawa |
| Dying With Dignity Canada | Toronto |
| EFry Hope and Help for Women, Mississauga Office | Mississauga |
| ElderDog Canada, Halton Pawd - No Physical Address | Halton Region |
| eMentalHealth.ca | Ottawa |
| Empowerment Council (Addiction and Mental Health), Systemic Advocacy and Education | Toronto |
| End of Life Doula Association of Canada, End of Life Doula Association of Canada Resources and Doula Network | British Columbia |
| Environment and Climate Change Canada, Hello Weather | Ottawa |
| Environment and Climate Change Canada, Meteorological Service of Canada - Weather Information | Ottawa |
| FASlink Fetal Alcohol Disorders Society | Sarnia |
| FedDev Ontario Small Business Services, Toronto | Toronto |
| Feed Ontario, Toronto | Toronto |
| Fem'aide : Francophone helpline for women affected by violence | Ontario |
| For You Telecare Family Service, Counselling, Support and Outreach Programs | Toronto |
| FrancoQueer | Toronto |
| Friends of the Earth Canada | Ottawa |
| Full-Service Gas Stations, Burlington | Burlington |
| Full-Service Gas Stations, Oakville | Oakville |
| Gamblers Anonymous, Gamblers Anonymous, Toronto | Vaughan |
| Ganohkwasra Family Assault Support Services, Ohsweken - Chiefswood Rd, Community Education | Ohsweken |
| Gay Men's Sexual Health Alliance | Toronto Downtown East |
| Genetic Aortic Disorders Association Canada, Mississauga | Mississauga |
| Geneva Centre for Autism | Toronto Downtown North |
| Georgetown and District Ministerial Association, Community Unity Halton Hills | Georgetown |
| Getting Settled in Ontario | Ontario |
| Good Shepherd Centres, Martha House Location, Good Shepherd Centres, Women's Services | Hamilton |
| Good Shepherd Centres, Mary's Place Location, Good Shepherd Centres, Women's Services | Hamilton |
| Good2Talk, Telephone and Virtual Service | Toronto |
| Green Communities Canada | Peterborough |
| Greenpeace Canada, Toronto | Toronto |
| Halton Children's Aid Society, Burlington Office | Burlington |
| Halton Children's Aid Society, Milton Office | Milton |
| Halton Community Legal Services | Oakville |
| Halton County Law Association | Milton |
| Halton Elder Abuse Prevention Network | Halton Region |
| Halton Environmental Network, OakvilleReady | Oakville |
| Halton Equity & Diversity Roundtable | Halton Region |
| Halton Healthcare, Georgetown Hospital, Asthma Education Centre | Halton Hills |
| Halton Healthcare, Milton District Hospital, Asthma Education Centre | Milton |
| Halton Healthcare, Mississauga Halton Central Intake Program | Oakville |
| Halton Healthcare, Mississauga Halton Central Intake Program - Diabetes Education Program | Oakville |
| Halton Healthcare, Mississauga Halton Central Intake Program - Hip and Knee Rapid Access Clinic | |
| Halton Healthcare, Mississauga Halton Central Intake Program - Low Back Pain Rapid Access Clinics | |
| Halton Healthcare, Mississauga Halton Central Intake Program - one-Link - Addictions and Mental Health Services Referral | Oakville |
| Halton Healthcare, Mississauga Halton Central Intake Program - Shoulder Pain Rapid Access Clinic | |
| Halton Healthcare, Oakville Trafalgar Memorial Hospital, Asthma Education Centre | Oakville |
| Halton Healthcare, Oakville Trafalgar Memorial Hospital, Health Information Centre | Oakville |
| Halton Hills Public Library, Georgetown Branch, Library Services | Georgetown |
| Halton Hills Public Library, Acton Branch, Library Services | Acton |
| Halton Hills Public Library, Children's and Youth Services | Georgetown |
| Halton Hills Public Library, Friends of the Halton Hills Public Library | Halton Hills |
| Halton Hills Public Library, Home Library Service | Georgetown |
| Halton Hills. Town Council, Halton Hills Town Hall | Georgetown |
| Halton Information Providers | Oakville |
| Halton Newcomer Strategy, Local Immigration Partnership | Oakville |
| Halton Regional Police Service, Crime Mapping | Halton Region |
| Halton Regional Police Service, Victim Services Unit | Oakville |
| Halton Suicide Prevention Coalition | Halton Region |
| Halton Suicide Prevention Coalition, BeSafe App | Halton Region |
| Halton Violence Prevention Council | Burlington |
| Halton. Halton Region Public Health, Sexual Health Clinics | Halton Region |
| Halton. Halton Region Public Health, HaltonParents | Oakville |
| Halton. Halton Region Public Health, School Years Health | Oakville |
| Halton. Regional Municipality of Halton, Heritage Services | Milton |
| Halton. Regional Municipality of Halton, Access Halton - Government Information Centre | Oakville |
| Halton. Regional Municipality of Halton, Access Halton - Regional Services Information | Oakville |
| Halton. Small Business Centre, Small Business Enterprise Centre | Oakville |
| Halton. Social and Community Services, Halton Housing Help | Halton Region |
| Hamilton/Burlington SPCA, Companion Animal Hospital, Hamilton/Burlington SPCA | Hamilton |
| Hamilton/Burlington SPCA, Hamilton/Burlington SPCA Services | Hamilton |
| HeadsUpGuys, Online Depression Resources for Men | Vancouver |
| Heartache2Hope, Oakville, HOPELINE | Oakville |
| HIV & AIDS Legal Clinic Ontario (HALCO) | Toronto |
| HMC Connections, Settlement Services | Halton Region |
| Hospice Mississauga, Help Us Understanding Grief (HUUG) | Mississauga |
| Hospital for Sick Children | Toronto |
| How to Find - Crisis and Distress Services, Halton Region | Halton Region |
| How to Find - Newcomer to Canada (Immigrant / Refugee) Services, Halton Region | Halton Region |
| Huntington Society of Canada, Family Services | Waterloo |
| Hydrocephalus Canada | Etobicoke Central |
| IAVGO Community Legal Clinic | Toronto |
| Immigration and Refugee Board of Canada. Central Region | Toronto |
| Immigration, Refugees, and Citizenship Canada, Canadian Citizenship and Immigration Services | Hamilton |
| Income Security Advocacy Centre | Toronto |
| Indigenous Network, Indigenous Programs | Mississauga |
| Indus Community Services, Family Services, Brampton Gillingham Office | Brampton |
| Indus Community Services, Family Services, Mississauga Head Office - Hurontario Suite 206 | Mississauga |
| Indus Community Services, Newcomer Services, Brampton Gillingham Office, Brampton - Gillingham Dr Office | Brampton |
| Indus Community Services, Newcomer Services, Mississauga Head Office - Hurontario Suite 206, Mississauga - Head Office | Mississauga |
| Information Burlington | Burlington |
| Information Halton Hills | Georgetown |
| Information Milton | Milton |
| Information Oakville | Oakville |
| Injured Workers Community Legal Clinic | Toronto |
| Interligne | Québec |
| International Development and Relief Foundation, Toronto Office, International and Local Education Programs | Toronto |
| International Dyslexia Association - Ontario Branch | Toronto |
| International Railroad for Queer Refugees | Toronto |
| Jack.org, BeThere.org - Online Mental Health Supports | Toronto |
| John Howard Society of Peel, Halton and Dufferin, Community Services | Milton |
| JusticeNet, Online Service | Markham |
| Justice for Children and Youth | Toronto |
| Kerr Street Mission, Youth Connected | Oakville |
| Kerry's Place, Kennedy Mississauga Resource Centre | Mississauga |
| Kidney Foundation of Canada, Ontario Branch | Mississauga |
| Kids' Health Links Foundation | Oakville |
| Kids Help Phone | Toronto |
| Landlord's Self Help Centre | Toronto |
| Lao Association of Ontario | Toronto |
| Learning Disabilities Association of Ontario | Etobicoke |
| Legal Aid Ontario, Legal Aid Ontario, Provincial Head Office | Toronto |
| Legal Line | Toronto |
| Lesbian Gay Bi Trans YouthLine, Text and Chat YouthLine | Toronto |
| Leukemia and Lymphoma Society of Canada - Ontario Region | North York East |
| LGBTQ+ Youth HeLP, Health Information Website | Ottawa |
| Lighthouse for Grieving Children and Families, Grief and Bereavement Support Services | Oakville |
| Links2Care, Oakville - Head Office, Care at Home for Seniors and Adults with Disabilities | Oakville |
| Links2Care, Acton Community Hub, Care at Home for Seniors and Adults with Disabilities | Acton |
| Links2Care, Georgetown Community Hub, Care at Home for Seniors and Adults with Disabilities | Halton Hills |
| Links2Care, Connection in Action - Social Supports for Older Adults | Oakville |
| Links2Care, Community Navigation | Oakville |
| Little People of Ontario - LPO | Toronto |
| Lung Cancer Canada | Toronto Downtown Central |
| Lung Health Foundation | North York East |
| Lyme Ontario | Ancaster |
| LymeHope | Burlington |
| Map and Aerial Photo Sources, Halton Region | Ontario |
| March of Dimes Canada, West Central Regional Office, After Stroke Program | Milton |
| Melanoma Canada | Oakville |
| Mental Health Mutual-Aid Hub Canada, Mandarin Hotline and Mental Health Support | Toronto |
| Métis Nation of Ontario, Healing and Wellness Branch - Victim Services Program | Ottawa |
| Métis Nation of Ontario, Métis Nation of Ontario, Ottawa - Slater St | Ottawa |
| Migrant Workers Alliance for Change | Toronto |
| Milton Autism | Milton |
| Milton Historical Society | Milton |
| Milton Public Library, Main Branch, Library Services | Milton |
| Milton Public Library, Beaty Branch, Library Services | Milton |
| Milton Public Library, Children's Programs | Milton |
| Milton Public Library, Sherwood Branch, Library Services | Milton |
| Milton. Corporate Services, Online Interactive Mapping and Open Data | Milton |
| Milton. Town Clerk's Division, Accessibility Information and Standards | Milton |
| Milton. Town Hall | Milton |
| Missing Children Society of Canada | Calgary |
| Mississauga Halton Palliative Care Network | Mississauga |
| Mississaugas of the Credit First Nation., Hagersville - New Credit Rd, Social and Health Services | Hagersville |
| Mood Disorders Association of Ontario, Peer Supports and Services (Toronto) | Toronto |
| MS Canada | Toronto Downtown Central |
| Muscular Dystrophy Canada - Ontario Regional Office | Toronto Downtown North |
| Muslim Children's Aid and Support Services, Child, Youth and Family Support Services | Toronto |
| My Community Services, My Community Services, Mississauga West | Mississauga |
| National Eating Disorder Information Centre | Toronto Downtown Central |
| National Initiative for Eating Disorders, Education and Support Services | Toronto |
| National ME / FM Action Network | Ottawa |
| National Student Loans Service Centre | Mississauga |
| Native Canadian Centre of Toronto | Toronto |
| Native Women's Resource Centre of Toronto, Community Programs | Toronto |
| Neurofibromatosis Ontario | Willowdale |
| Newcomer Centre of Peel, Mississauga, Settlement Services | Mississauga |
| Oak Park Neighbourhood Centre, Churchill Neighbourhood Centre | Oakville |
| Oak Park Neighbourhood Centre, Family & Young Child Programs | Oakville |
| Oakville Public Library, Central Branch, Branch Specific Services | Oakville |
| Oakville Public Library, Accessible Collections & Services | Oakville |
| Oakville Public Library, Clearview Branch, Branch Specific Services | Oakville |
| Oakville Public Library, Creation Zone | Oakville |
| Oakville Public Library, Glen Abbey Branch, Branch Specific Services | Oakville |
| Oakville Public Library, Iroquois Ridge Branch, Branch Specific Services | Oakville |
| Oakville Public Library, Library Services | Oakville |
| Oakville Public Library, OPL Express | Oakville |
| Oakville Public Library, Sixteen Mile Branch, Branch Specific Services | Oakville |
| Oakville Public Library, White Oaks Branch, Branch Specific Services | Oakville |
| Oakville Public Library, Woodside Branch, Branch Specific Services | Oakville |
| Oakville. ServiceOakville, Municipal Services | Oakville |
| Oakvillegreen Conservation Association | Oakville |
| Oasis Centre des femmes, Oasis Centre des Femmes, Brampton Satellite Office | Brampton |
| OCASI - Ontario Council of Agencies Serving Immigrants, CitizenshipCounts.ca | Ontario |
| OCASI - Ontario Council of Agencies Serving Immigrants, NewYouth.ca | Ontario |
| OCASI - Ontario Council of Agencies Serving Immigrants, Settlement.Org | Ontario |
| OCASI - Ontario Council of Agencies Serving Immigrants, WelcomeOntario.ca | Ontario |
| OCASI - Ontario Council of Agencies Serving Immigrants, OCASI | Toronto |
| Older Women's Network | Toronto |
| OmbudService for Life and Health Insurance | Toronto |
| One Stop Talk | Ontario |
| Ontario Aboriginal HIV/AIDS Strategy | Toronto Downtown North |
| Ontario AIDS Network | Toronto |
| Ontario Association for Families of Children with Communication Disorders | St Thomas |
| Ontario Association of Children's Aid Societies, Toronto Office, OACAS Member Services | Toronto |
| Ontario Association of Interval and Transition Houses, OAITH Coalition Services | Toronto |
| Ontario Association of the Deaf | North York |
| Ontario Caregiver Organization | Toronto |
| Ontario Federation of Labour | Toronto |
| Ontario Health atHome, Etobicoke Office | Etobicoke Central |
| Ontario Health atHome, Burlington Office | Burlington |
| Ontario Health atHome, Milton Office | Milton |
| Ontario Health atHome, Mississauga Office | Mississauga |
| Ontario HIV Treatment Network (The) | Toronto Downtown North |
| Ontario Human Rights Commission | Toronto |
| Ontario Network of Sexual Assault / Domestic Violence Treatment Centres, Toronto | Toronto |
| Ontario Nonprofit Network | Toronto |
| Ontario Psychological Association, Psychologists Referral Service | Toronto |
| Ontario Securities Commission, Get Smarter About Money | Toronto |
| Ontario Society of Senior Citizens' Organizations | Toronto |
| Ontario Women's Justice Network | Toronto |
| Ontario. Ministry for Seniors and Accessibility | Toronto |
| Ontario. Ministry of Agriculture, Food and Agribusiness, Guelph - Provincial Headquarters | Guelph |
| Ontario. Ministry of Children, Community and Social Services, Burlington - Itabashi Way, Ontario Disability Support Program | Burlington |
| Ontario. Ministry of Children, Community and Social Services, Private and International Adoption | Toronto |
| Ontario. Ministry of Children, Community and Social Services. Family Responsibility Office | Toronto |
| Ontario. Ministry of Children, Community and Social Services. Support Services for Male Survivors of Sexual Abuse Program | Toronto |
| Ontario. Ministry of Children, Community and Social Services. Victim Support Line | Toronto |
| Ontario. Ministry of Environment, Conservation and Parks, Peterborough - Mailing Address, Natural Resources Information and Support Centre | Peterborough |
| Ontario. Ministry of Health, Health811 | Toronto Downtown Central |
| Ontario. Ministry of Health, Sexual Health Infoline Ontario | Toronto Downtown |
| Ontario. Ministry of Labour, Immigration, Training and Skills Development, Employment Ontario Contact Centre | Toronto |
| Ontario. Ministry of Labour, Immigration, Training and Skills Development, e-Channel | Toronto |
| Ontario. Ministry of Labour, Immigration, Training and Skills Development, Global Experience Ontario | Toronto |
| Ontario. Ministry of Long-Term Care, Long-Term Care Family Support and Action Line | Toronto Downtown Central |
| Ontario. Ministry of the Attorney General, Independent Legal Advice for Survivors of Sexual Assault Program | Toronto |
| Ontario. Ministry of the Attorney General, Hamilton Services, Family Law Information Centre | Hamilton |
| Ontario. Ministry of the Attorney General. Justice Ontario | Toronto |
| Ontario. Ministry of the Environment, Conservation and Parks, Ontario Parks | Peterborough |
| Ontario. Ministry of the Environment, Conservation and Parks, Public Information Centre | Toronto |
| Ontario. Office of the Worker Adviser, Mississauga Office, Ontario. Office of the Worker Adviser, Mississauga Office | Mississauga |
| Ontario. Pay Equity Commission, Ontario Pay Equity Commission | Toronto |
| P4P Planning Network, P4P | Toronto |
| Parkinson Canada | North York |
| Patronato INCA Canada, Patronato INCA Canada, Toronto Office | Toronto |
| PCHS, PCHS Mississauga | Mississauga |
| Peel-Halton-Dufferin Adult Learning Network, Literacy and Basic Skills Support Program | Mississauga |
| Pflag Canada, Pflag Halton | Milton |
| Polycultural Immigrant and Community Services, Mississauga Office | Mississauga |
| Positive Health Network, Oakville - Kerr St, Supports, Education and Training | Oakville |
| Postpartum Support International, Postpartum Mood Disorder Services | Toronto |
| Prime Care Family Health Team, Gender Affirming Care Clinic | Milton |
| PRISM Halton | Halton Region |
| Pro Bono Ontario, Canadian Legal Support for Ukrainians | Toronto |
| Pro Bono Ontario | Toronto |
| Project Autism Canada | Halton Region |
| Prosper Canada, Financial Empowerment | Toronto |
| Public Computer Access, Fax, Scanner and Wireless Internet, Burlington | Burlington |
| Public Computer Access, Fax, Scanner and Wireless Internet, Milton | Milton |
| Public Health Agency of Canada, Stop Family Violence | Ottawa |
| Rainbow Health Ontario | Toronto Downtown East |
| Resilient Kids Canada, Online/Web Service | Burlington |
| Responsible Gambling Council, Outreach and Prevention | Toronto |
| Ripple Effect Wellness Organization (The), Wellness & Health Education | Mississauga |
| ROCK, Access and System Navigation | Halton Region |
| ROCK, Danielle's Place - Eating Disorder Support and Resource Centre | Burlington |
| ROCK, Queer@ROCK | Halton Region |
| ROCK, Burlington - Mobile Services, EarlyON Child and Family Centre | Burlington |
| Rogers Connected for Success | Toronto |
| Roots Community Services, BAC Community Support Line | Brampton |
| SAFE (Survivor Advocates for Empowerment), Victim & Survivor Support Services & Advocacy | Halton Region |
| Scleroderma Society of Ontario, Scleroderma Society of Ontario Support Groups | Hamilton |
| Sensity Deafblind and Sensory Support Network of Canada, Paris - Main St | Paris |
| Serena Canada | Ottawa |
| Service Canada, Guelph, Service Canada Centre | Guelph |
| Service Canada, Youth in Canada | Gatineau |
| Service Canada, Service Canada, Mississauga Service Canada Centre | Mississauga |
| Service Canada, 1 800 O-Canada | Ottawa |
| Service Canada, Canada Benefits | Ottawa |
| Service Canada, Disability Benefits | Ottawa |
| Service Canada, Federal / Provincial / Territorial Ministers Responsible for Seniors Forum | Ottawa |
| Service Canada, Old Age Security Programs | Ottawa |
| Service Canada - Halton Region, Oakville, Federal Government Services | Oakville |
| Service Canada - Halton Region, Burlington, Federal Government Services | Burlington |
| Service Canada - Halton Region, Georgetown, Federal Government Services | Georgetown |
| Service Canada - Halton Region, Milton, Federal Government Services | Milton |
| ServiceOntario, ServiceOntario, Brampton North Service Counter | Brampton |
| ServiceOntario, ServiceOntario, Brampton South Service Counter | Brampton |
| ServiceOntario, ServiceOntario, Mississauga - Dundas St W Service Counter | Mississauga |
| ServiceOntario | Toronto |
| ServiceOntario, Silvercreek and Highway 6 (Guelph), Provincial Government Services | Guelph |
| ServiceOntario, Stone Road and Gordon (Guelph), Provincial Government Services | Guelph |
| ServiceOntario - Halton Region, Burlington - West Service Counter, Provincial Government Services | Burlington |
| ServiceOntario - Halton Region, Burlington - East Service Counter, Provincial Government Services | Burlington |
| ServiceOntario - Halton Region, Georgetown Service Counter, Provincial Government Services | Georgetown |
| ServiceOntario - Halton Region, Milton - Highpoint Service Counter, Provincial Government Services | Milton |
| ServiceOntario - Halton Region, Milton - Milton Mall Service Counter, Provincial Government Services | Milton |
| ServiceOntario - Halton Region, Oakville - Dorval Crossing East Service Counter, Provincial Government Services | Oakville |
| ServiceOntario - Halton Region, Oakville - Pacific Road Service Counter, Provincial Government Services | Oakville |
| ServiceOntario - Halton Region, Oakville - Staples Service Counter, Provincial Government Services | Oakville |
| ServiceOntario - Halton Region, Oakville - Trafalgar Village Service Counter, Provincial Government Services | Oakville |
| Sexual Assault & Violence Intervention Services of Halton (SAVIS) | Oakville |
| Sexual Assault & Violence Intervention Services of Halton (SAVIS), Anti-Human Trafficking Services | Halton Region |
| Sexual Assault & Violence Intervention Services of Halton (SAVIS), Halton Collaborative Against Human Trafficking | Halton Region |
| Sheridan College, Sheridan Student Union - Student Services | Oakville |
| Silent Voice Canada | Toronto Downtown North |
| Silver Services - Home Society (The) | Mississauga |
| Simply Local: Your Guide to Halton Farms | Oakville |
| SMILE Canada, Support Services for Children and Youth | Mississauga |
| South Asian Legal Clinic of Ontario | Toronto |
| Stride, Supported Employment | Halton Region |
| Support House, Housing Services | Oakville |
| Technical Standards and Safety Authority | Toronto |
| The Halton Resource Connection, Child Care Directory and Information Line | Milton |
| The Halton Resource Connection, Connect with THRC | Milton |
| The Halton Resource Connection, Resource Library | Milton |
| Threads of Life - Association for Workplace Tragedy Family Support | London |
| Thyroid Foundation of Canada | Bath |
| Time Changes, Exact Time and Time Zones | Canada |
| Toronto Military Family Resource Centre | Toronto |
| Toronto Pflag | Toronto |
| Toronto Public Library, Toronto Reference Library | Toronto |
| Tourette Canada | Brampton |
| Trans Lifeline | |
| Tuberous Sclerosis Canada Sclérose Tubéreuse | Barrie |
| UNICEF Canada | Toronto |
| Unsinkable, Mental Health Support and Awareness | Toronto |
| Variety Village, Toronto | Toronto |
| Vietnamese Association, Toronto, Vietnamese Association | Toronto |
| VirtualRecConnect.ca, Virtual Adult Day Programs in Mississauga Halton Region | Oakville |
| Volunteer Success | Ontario |
| War Amps (The), National Headquarters | Ottawa |
| We Matter, Indigenous Youth Support | British Columbia |
| Web Networks | Toronto |
| Wellington County Library, Rockwood Branch | Guelph-Eramosa |
| Wellspring Cancer Support, Virtual Centre for Cancer Support | Toronto |
| West GTA Stroke Network | Etobicoke Central |
| Women's Centre of Halton (The), Women's Support Services | Oakville |
| Women's Centre of Halton (The), Legal Clinic and Advocacy | Oakville |
| Women's Centre of Halton (The), Support Groups and Workshops | Oakville |
| Women's College Hospital | Toronto |
| Women's Shelters Canada, ShelterSafe.ca | Ottawa |
| Workers' Action Centre | Toronto |
| Workers Health and Safety Legal Clinic | Toronto |
| Workplace Safety and Insurance Board, Toronto Office, Programs and Investigations | Toronto |
| YMCA of Greater Toronto - Newcomers, Next Stop Canada Pre-Arrival Services Program | Toronto |
| YourCare+, Caregiver Supports and Tools | Kitchener |
