| Adjala-Tosorontio, Township of, Municipal Office | New Tecumseth |
| Bradford West Gwillimbury Municipal Office | Bradford West Gwillimbury |
| Breaking Down Barriers, Independent Living Resource Centre, Income Tax Clinic | Collingwood |
| Canada. Canada Revenue Agency [Simcoe County], Community Volunteer Income Tax Program | Bradford West Gwillimbury |
| Canada. Canada Revenue Agency, Midland Public Library, Community Volunteer Income Tax Program | Midland |
| Canada. Canada Revenue Agency [Barrie], Barrie - Collier St United Church, Community Volunteer Income Tax Program | Barrie |
| Canada. Canada Revenue Agency [Barrie], Barrie - RIAA'S, Community Volunteer Income Tax Program | Barrie |
| Canada. Canada Revenue Agency [Barrie], Barrie - South End, Community Volunteer Income Tax Program | Barrie |
| Canada. Canada Revenue Agency [Barrie], Barrie - U1U, Community Volunteer Income Tax Program | Barrie |
| Canada. Canada Revenue Agency [Barrie], Barrie, North Central Ontario Tax Services Office - Barrie | Barrie |
| Canada. Canada Revenue Agency [Barrie], No Physical Address, Community Volunteer Income Tax Program | Barrie |
| Canada. Canada Revenue Agency [Central East], Online/Web Service, Online Course and Video Presentations | Barrie |
| Canada. Canada Revenue Agency [Simcoe County], Angus - address not included, Community Volunteer Income Tax Program | Essa |
| Canada. Canada Revenue Agency [Simcoe County], Collingwood, Community Volunteer Income Tax Program | Collingwood |
| Canada. Canada Revenue Agency [Simcoe County], Wasaga Beach - Virtual, Community Volunteer Income Tax Program | Wasaga Beach |
| Canada. Canada Revenue Agency [Simcoe County], Community Volunteer Income Tax Program | Wasaga Beach |
| Canada. Canada Revenue Agency [Simcoe County], Community Volunteer Income Tax Program | Springwater |
| Canada. Canada Revenue Agency [Simcoe County], Community Volunteer Income Tax Program | Innisfil |
| Canada. Canada Revenue Agency, Toronto Region, Canada Child Benefit | Toronto |
| Canada. Canada Revenue Agency. Toronto North Tax Services Office, GST/HST Credit | North York |
| Clearview. Municipal Office | Clearview (Simcoe County) |
| Collingwood. Municipal Office, Collingwood - Hurontario St | Collingwood |
| Essa (Township of). Municipal Office | Essa |
| General Topics and Information - Central East, No Physical Location, Free and Low Cost Community Volunteer Income Tax Clinics Simcoe County | |
| Information Orillia, Orillia Public Library, Income Tax Clinic | Orillia |
| New Tecumseth. Municipal Office | New Tecumseth |
| Ontario. Ministry of Finance., Oshawa, Retail Sales Tax | Oshawa |
| Orillia, City of, Orillia - Andrew St, Municipal Office | Orillia |
| Penetanguishene, Town of, Municipal Office | Penetanguishene |
| Salvation Army Orillia Citadel (The), Orillia - Coldwater Rd W, Income Tax Clinic | Orillia |
| Service Canada, Barrie, Service Canada Centre, Barrie | Barrie |
| Tiny, Township of, Municipal Office | Tiny |
| Town of Innisfil, Town Hall, Innisfil Municipal Office | Innisfil |
| Wasaga Beach. Municipal Office | Wasaga Beach |