| Locality | Post Code |
|---|---|
| Alta Loma, Galveston | 77510 |
| Arcadia, Galveston | 77517 |
| Bacliff, Galveston | 77518 |
| Bayou Vista, Galveston | 77563 |
| Bolivar, Galveston | 77650 |
| Caplen, Galveston | 77617 |
| Clear Lake Shores, Galveston | 77565 |
| Crystal Beach, Galveston | 77650 |
| Dickinson, Galveston | 77539 |
| Friendswood, Galveston | 77546 |
| Galveston, Galveston | 77550, 77551, 77554, 77555 |
| Gilchrist, Galveston | 77617 |
| High Island, Galveston | 77623 |
| Hitchcock, Galveston | 77563 |
| Island, Galveston | 77550 |
| Jamaica Beach, Galveston | 77554 |
| Kemah, Galveston | 77565 |
| La Marque, Galveston | 77568 |
| League City, Galveston | 77573 |
| Port Bolivar, Galveston | 77650 |
| San Leon, Galveston | 77539 |
| Santa Fe, Galveston | 77510, 77517 |
| Texas City, Galveston | 77590, 77591 |
| Tiki Island, Galveston | 77554 |
| Virginia Point, Galveston | 77550 |
| West Galveston, Galveston | 77554 |