| Locality | Post Code |
|---|---|
| Brownsville, Houston | 55919 |
| Caledonia, Houston | 55921 |
| Dresbach, Houston | 55947 |
| Eitzen, Houston | 55931 |
| Freeburg, Houston | 55921 |
| Hokah, Houston | 55941 |
| Houston, Houston | 55943 |
| La Crescent, Houston | 55947 |
| Reno, Houston | 55919 |
| Spring Grove, Houston | 55974 |