| Postal Service | Dayton |
| Division | Liberty |
| Post code | 77535 |
| Postal Service | Cleveland |
| Division | Liberty |
| Post code | 77327 |
| Postal Service | Liberty |
| Division | Liberty |
| Post code | 77575 |
| Postal Service | Hull |
| Division | Liberty |
| Post code | 77564 |
| Postal Service | Daisetta |
| Division | Liberty |
| Post code | 77533 |
| Postal Service | Devers |
| Division | Liberty |
| Post code | 77538 |
| Postal Service | Rye |
| Division | Liberty |
| Post code | 77369 |
| Postal Service | Romayor |
| Division | Liberty |
| Post code | 77368 |
| Postal Service | Hardin |
| Division | Liberty |
| Post code | 77561 |
| Postal Service | Raywood |
| Division | Liberty |
| Post code | 77582 |