| Locality | Post Code |
|---|---|
| Andrews, Huntington | 46702 |
| Bippus, Huntington | 46713 |
| Bowerstown, Huntington | 46750 |
| Bracken, Huntington | 46750 |
| Buckeye, Huntington | 46792 |
| Dillman, Huntington | 46792 |
| Goblesville, Huntington | 46750 |
| Huntington, Huntington | 46750 |
| Mahon, Huntington | 46750 |
| Majenica, Huntington | 46750 |
| Mount Etna, Huntington | 46750 |
| Mount Zion, Huntington | 46792 |
| Pleasant Plain, Huntington | 46792 |
| Plum Tree, Huntington | 46792 |
| Roanoke, Huntington | 46783 |
| Salamonie, Huntington | 46792 |
| Simpson, Huntington | 46750 |
| Toledo, Huntington | 46750 |
| Warren, Huntington | 46792 |