| Business | Phone |
| Us Consolidated Farm Svc Agcy 4400 E Us Highway 83, Rio Grande City 78582 | (956) 487-2511 |
| Us Plant Protection Quarantine Starr Camargo Intl Brg, Rio Grande City 78582 | (956) 487-5701 |
| Natural Resources Conservation 4400 E Us Highway 83, Rio Grande City 78582 | (956) 487-5598 |