| Business | Phone |
| H & R Block Canada Inc 110 Pitt St, Cornwall K6J 3P4 | (613) 938-6239 |
| Liberty Tax Svc 1380 2nd St E, Cornwall K6H 2B8 | (613) 936-8435 |
| Lynd H Mc Donald Accounting 126 Sydney St, Cornwall K6H 3H2 | (613) 933-0962 |
| Cornwall Accounting & Tax Svc 812 Pitt St #1, Cornwall K6J 5R1 | (613) 936-2130 |