7 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 26847 | Petersburg | 5,305 |
| 26833 | Maysville | 2,890 |
| 26739 | Mount Storm | 702 |
| 26855 | Cabins | 633 |
| 26707 | Bayard | 299 |
| 26731 | Lahmansville | 276 |
| 26720 | Gormania | 54 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 7 ZCTAs in Grant County, West Virginia (US Census).