| Ad Standards, Toronto | Toronto |
| Adjala-Tosorontio, Township of, Municipal Office | New Tecumseth |
| Alcohol and Gaming Commission of Ontario | Toronto |
| Automobile Protection Association | Toronto |
| Bradford West Gwillimbury Municipal Office | Bradford West Gwillimbury |
| Busby Centre, Barrie - 88 Mulcaster St, Voluntary Trustee Program | Barrie |
| Canada. Canada Revenue Agency [Simcoe County], Community Volunteer Income Tax Program | Bradford West Gwillimbury |
| Canada. Canada Revenue Agency - Grey Bruce, Brockton, Community Volunteer Income Tax Program | Brockton |
| Canada. Canada Revenue Agency - Grey Bruce, Tobermory, Community Volunteer Income Tax Program | Northern Bruce Peninsula |
| Canada. Canada Revenue Agency [Barrie], Barrie, North Central Ontario Tax Services Office - Barrie | Barrie |
| Canada. Canada Revenue Agency [Simcoe County], Alliston - 17 Victoria St, Community Volunteer Income Tax Program | New Tecumseth |
| Canada. Canada Revenue Agency [Simcoe County], Community Volunteer Income Tax Program | Innisfil |
| Canada. Canada Revenue Agency, Toronto Region, Canada Child Benefit, Toronto Region | Toronto |
| Canada. Canada Revenue Agency. Toronto North Tax Services Office, GST/HST Credit | North York |
| Canada. Canadian Food Inspection Agency, Barrie District Office, Canada. Canadian Food Inspection Agency, Barrie District Office | Barrie |
| Canadian Anti-Fraud Centre, No physical location | North Bay |
| Canadian Firearms Program | Ottawa |
| Canadian Hearing Services, Hearing Care Counselling Program | |
| Canadian Human Rights Commission | Ottawa |
| College of Dental Technologists of Ontario | Scarborough |
| College of Physicians and Surgeons of Ontario | Toronto Downtown Central |
| College of Psychologists of Ontario (The) | Toronto Downtown North |
| Commissionaires, Barrie, Identification Services | Barrie |
| Consolidated Credit Canada, Mailing Address, Credit Counselling and Debt Consolidation | Toronto |
| Credit Canada Debt Solutions, Telephone Service | Toronto |
| Deaf Access Simcoe Muskoka, Barrie Central Office, Community Support Services | Barrie |
| Essa (Township of). Municipal Office | Essa |
| Fair Practices Commission | Toronto Downtown |
| General Topics and Information - Central East, Various Locations, Free and Low Cost Community Volunteer Income Tax Clinics Simcoe County | |
| Independent Living Services Simcoe County, Barrie | Barrie |
| Information and Privacy Commissioner of Ontario | Toronto Downtown |
| Insurance Bureau of Canada, Ontario Head Office, Consumer Information Centre | Toronto |
| Municipal Property Assessment Corporation, Barrie Assessment Office | Barrie |
| New Tecumseth. Municipal Office | New Tecumseth |
| General Topics and Information - Central East, Obtaining a Birth Certificate - Births Outside of Canada - Overview | |
| General Topics and Information - Central East, Obtaining a Birth Certificate - Births Outside of Ontario - Overview | |
| General Topics and Information - Central East, Obtaining a copy of a Certificate of Divorce Decree | |
| Ontario College of Trades | Toronto Downtown |
| Ontario Motor Vehicle Industry Council | Toronto |
| Ontario Photo Card | Ontario |
| Ontario. Ministry of Education, Central East Region, Child Care Quality Assurance and Licensing | Toronto |
| Ontario. Ministry of Finance., Oshawa, Retail Sales Tax | Oshawa |
| Ontario. Ministry of Government and Consumer Services. Consumer Protection Ontario | Toronto |
| Ontario. Ministry of Labour, Immigration, Training and Skills Development. Employment Practices Branch, Newmarket, Ontario. Ministry of Labour, Immigration, Training and Skills Development. Employment Practices Branch, Central Region West, Newmarket | Newmarket |
| Ontario. Ministry of Municipal Affairs and Housing. Rental Housing Enforcement Unit | Toronto |
| Ontario. Ministry of the Attorney General, Barrie Courthouse - Office 301, Superior Court of Justice - Family Court | Barrie |
| Ontario. Ministry of the Attorney General. Office of the Public Guardian and Trustee | Toronto |
| Ontario. Ministry of Transportation, Barrie - Commerce Park Dr, Central Region - International Registration Plan | Barrie |
| S.H.I.F.T, Daytime Drop-In Centre Program | New Tecumseth |
| Salvation Army Barrie, Barrie - Bayfield St, Community and Family Services | Barrie |
| Service Canada, Barrie, Service Canada Centre, Barrie | Barrie |
| Service Canada, Collingwood, Service Canada Centre | Collingwood |
| Service Canada Scheduled Outreach Site, Alliston, Federal Government Services | New Tecumseth |
| ServiceOntario, Alliston, Alliston Service Counter | New Tecumseth |
| ServiceOntario, Barrie - Bayfield St, Barrie (Bayfield St) Service Counter | Barrie |
| ServiceOntario, Barrie - Burton Ave, Barrie (Burton Ave) Service Counter | Barrie |
| ServiceOntario, Barrie - Simcoe St, Barrie (Simcoe St) Service Counter | Barrie |
| ServiceOntario, Barrie - Worsley St, Barrie Land Registry Office 51 | Barrie |
| ServiceOntario, Bradford, Bradford Service Counter | Bradford West Gwillimbury |
| ServiceOntario, Office of the Registrar General | Toronto |
| Simcoe County Home Builders' Association | Barrie |
| Simcoe Muskoka Family Connexions, Barrie Office, Child Welfare, Adoption and Foster Care Services | Barrie |
| Tarion Warranty Corporation, Ontario New Home Warranty Program | Toronto Downtown |
| Town of Innisfil, Innisfil Municipal Office, Town Hall | Innisfil |
| TransUnion of Canada, Burlington, Consumer Relations | Burlington |