| Locality | Post Code |
|---|---|
| Bangs, Brown | 76823 |
| Blanket, Brown | 76432 |
| Brookesmith, Brown | 76827 |
| Brownwood, Brown | 76801 |
| Early, Brown | 76802 |
| Grosvenor, Brown | 76801 |
| Indian Creek, Brown | 76801 |
| Lake Brownwood, Brown | 76801 |
| Lake Shore, Brown | 76801 |
| May, Brown | 76857 |
| Shamrock Shores, Brown | 76801 |
| Thrifty, Brown | 76801 |
| Zephyr, Brown | 76890 |