| Locality | Post Code |
|---|---|
| Ashford, Houston | 36312 |
| Avon, Houston | 36312 |
| Columbia, Houston | 36319 |
| Cottonwood, Houston | 36320 |
| Cowarts, Houston | 36321 |
| Dothan, Houston | 36301, 36303, 36305 |
| Gordon, Houston | 36343 |
| Grangeburg, Houston | 36343 |
| Grimes, Houston | 36301 |
| Haleburg, Houston | 36319 |
| Hodgesville, Houston | 36301 |
| Kelly Springs, Houston | 36301 |
| Kinsey, Houston | 36303 |
| Madrid, Houston | 36320 |
| Newton, Houston | 36352 |
| Pansey, Houston | 36370 |
| Rehobeth, Houston | 36301 |
| Slocomb, Houston | 36375 |
| Taylor, Houston | 36301, 36305 |
| Webb, Houston | 36376 |