| Business | Phone |
| Electronic Tax Center 901 E Main St, Rio Grande City 78582 | (956) 687-1000 |
| H & R Block Tax Svc 2125 E Us Highway 83 C, Rio Grande City 78582 | (956) 487-8218 |
| Jackson Hewitt Tax Svc 1112 E Us Highway 83, Rio Grande City 78582 | (956) 287-8300 |
| Security Finance Corp 311 E Main St, Rio Grande City 78582 | (956) 487-3925 |
| Tax Services Of America 102 S Pete Diaz Jr Ave, Rio Grande City 78582 | (956) 487-0529 |
| Molina & Assoc Income Tax Svc 406 N Britton Ave, Rio Grande City 78582 | (956) 487-4196 |