| Post Office Name | City/State | Address | Phone Number | Action |
|---|---|---|---|---|
| Rio Grande City Post Office | Rio Grande City, TX 78582 | 500 W Eisenhower St | 9564873315 | View Details Get Directions |
| Public Collection Box | Rio Grande City, TX 78582 | 100 S Britton St | -- | Get Directions |
| Public Collection Box | Rio Grande City, TX 78582 | 200 E 2nd St | -- | Get Directions |
| Public Collection Box | Rio Grande City, TX 78582 | 2795 Pharmacy Rd | -- | Get Directions |
| Public Collection Box | Rio Grande City, TX 78582 | 401 N Britton Ave | -- | Get Directions |
| Public Collection Box | Rio Grande City, TX 78582 | 4534 E Us Highway 83 | -- | Get Directions |
