| Locality | Postal Code |
|---|---|
| Hachimantai (鹿角市) | 018-5141 |
| Hanawa (鹿角市) | 018-5201 |
| Osarizawa (鹿角市) | 018-5202 |
| Others (鹿角市) | 018-5200 |
| Towada Kemanai (鹿角市) | 018-5334 |
| Towada Kusagi (鹿角市) | 018-5422 |
| Towada Nishikigi (鹿角市) | 018-5336 |
| Towada Okada (鹿角市) | 018-5333 |
| Towada Oyu (鹿角市) | 018-5421 |
| Towada Setaishi (鹿角市) | 018-5335 |
| Towada Suehiro (鹿角市) | 018-5337 |
| Towada Uwamukai (鹿角市) | 018-5332 |
| Towada Yamane (鹿角市) | 018-5331 |