| Postal Code | Area | |
|---|---|---|
| 098-5744 | Usotan (宇曽丹) | View |
| 098-5745 | Tokiwa (常盤) | View |
| 098-5751 | Kanagaoka (金ケ丘) | View |
| 098-5752 | Shimotonbetsu (下頓別) | View |
| 098-5753 | Takasago (高砂) | View |
| 098-5754 | Utsunai (宇津内) | View |
| 098-5755 | Moutsunai (茂宇津内) | View |
| 098-5761 | Chifuku (智福) | View |
| 098-5762 | Ponnitachinai (ポン仁達内) | View |
| 098-5763 | Nitachinai (仁達内) | View |
| 098-5764 | Yasubetsu (安別) | View |
| 098-5765 | Kyowa (共和) | View |