| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Utsunai, Hokkaido (打内) | 089-5553 |
| Postal/ZIP Codes in Yoro, Hokkaido (養老) | 089-5545 |
| Postal/ZIP Codes in Yoshino, Hokkaido (吉野) | 089-5541 |
| Postal/ZIP Codes in Zaimokucho, Hokkaido (材木町) | 089-5607 |
| Postal Codes in Tokachi | |
|---|---|
| Postal/ZIP Codes in Urahoro (浦幌町) | |