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