Map of Service Areas:
By Zip Codes:
| Alvin | 77511, 77512 |
| Bacliff | 77518 |
| Bayou Vista | 77563 |
| Clearlake | 77565 |
| Dickinson | 77539 |
| El Lago | 77586 |
| Friendswood | 77546, 77549 |
| Galveston | 77550, 77551, 77552, 77553, 77554 |
| Hitchcock | 77563 |
| Jamaica Beach | 77554 |
| Kemah | 77565 |
| LaMarque | 77568 |
| League City | 77573, 77574 |
| Nassau Bay | 77258 |
| Pasadena | 77507 |
| Pearland | 77581 |
| San Leon | 77539 |
| Santa Fe | 77510, 77517 |
| Seabrook | 77586 |
| South Houston | 77058, 77059, 77062, 77089, 77258, 77259, 77289 |
| Texas City | 77590, 77591, 77592 |
| Tiki Island | 77554 |
| Webster | 77598 |
