| ZIP Code | ZIP Code Place Name | County | ZIP Code Type |
|---|---|---|---|
| 77457 | Matagorda | Matagorda County | PO Box |
| 77465 | Palacios | Matagorda County | Standard |
| 77971 | Lolita | Jackson County | Standard |
| 77978 | Point Comfort | Calhoun County | PO Box |
| 77979 | Port Lavaca | Calhoun County | Standard |
| 77982 | Port O Connor | Calhoun County | PO Box |
| 77983 | Seadrift | Calhoun County | Standard |