| Locality | Post Code |
|---|---|
| Owings, Harrison | 26431 |
| Peora, Harrison | 26431 |
| Pine Bluff, Harrison | 26431 |
| Reynoldsville, Harrison | 26422 |
| Salem, Harrison | 26426 |
| Saltwell, Harrison | 26431 |
| Shinnston, Harrison | 26431 |
| Spelter, Harrison | 26438 |
| Stonewood, Harrison | 26301 |
| Wallace, Harrison | 26448 |
| West Milford, Harrison | 26451 |
| Wolf Summit, Harrison | 26426 |
| Wyatt, Harrison | 26463 |