| Canada. Veterans Affairs Canada [Toronto area], Mississauga Service Centre | Mississauga |
| Service Canada, Barrie, Old Age Security - Allowance for the Survivor | Barrie |
| Service Canada, Barrie, Old Age Security - Allowance | Barrie |
| Service Canada, Barrie, Old Age Security - Guaranteed Income Supplement | Barrie |
| Service Canada, Barrie, Old Age Security - Pension | Barrie |
| Service Canada, Collingwood, Service Canada Centre | Collingwood |
| Service Canada Scheduled Outreach Site, Alliston, Federal Government Services | New Tecumseth |
| Simcoe County, Corporation of, Barrie Satellite Office, Ontario Works | Barrie |
| Simcoe County, Corporation of, Collingwood Satellite Office, Ontario Works | Collingwood |
| Simcoe County, Corporation of, Midhurst Administration Centre, Ontario Works | Springwater |
| Simcoe County, Corporation of, Midland Satellite Office, Ontario Works | Midland |
| Simcoe County, Corporation of, Orillia Satellite Office, Ontario Works | Orillia |
| Social Benefits Tribunal | Toronto |