| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Daira, Akita (太良) | 018-3202 |
| Postal/ZIP Codes in Fujikoto, Akita (藤琴) | 018-3201 |
| Postal/ZIP Codes in Kasuge, Akita (粕毛) | 018-3205 |
| Postal/ZIP Codes in Osawa, Akita (大沢) | 018-3203 |
| Postal/ZIP Codes in Others, Akita (その他) | 018-3200 |
| Postal/ZIP Codes in Yasaka, Akita (矢坂) | 018-3204 |
| Postal Codes in Yamamoto | |
|---|---|
| Postal/ZIP Codes in Fujisato (藤里町) | |
| Postal/ZIP Codes in Happo (八峰町) | |
| Postal/ZIP Codes in Mitane (三種町) | |