13 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 25550 | Point Pleasant | 8,647 |
| 25123 | Leon | 2,988 |
| 25253 | Letart | 2,451 |
| 25515 | Gallipolis Ferry | 1,972 |
| 25265 | New Haven | 1,676 |
| 25260 | Mason | 1,580 |
| 25287 | West Columbia | 1,049 |
| 25503 | Ashton | 854 |
| 25502 | Apple Grove | 848 |
| 25187 | Southside | 685 |
| 25247 | Hartford | 551 |
| 25264 | Mount Alto | 545 |
| 25106 | Henderson | 429 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 13 ZCTAs in Mason County, West Virginia (US Census).