| ZIP Code | ZIP Code Place Name | County | ZIP Code Type |
|---|---|---|---|
| 77426 | Chappell Hill | Washington County | Standard |
| 77833 | Brenham | Washington County | Standard |
| 77834 | Brenham | Washington County | PO Box |
| 77835 | Burton | Washington County | Standard |
| 77880 | Washington | Washington County | Standard |
| 78932 | Carmine | Washington County | Standard |
| 78946 | Ledbetter | Lee County | Standard |