| Place | Postal Code |
|---|---|
| 砂湯 (Sunayu, Hokkaido) | 088-3351 |
| 鈴蘭 (Suzuran, Hokkaido) | 088-3202 |
| 弟子屈原野 (Teshikagagenya, Hokkaido) | 088-3222 |
| 鐺別 (Tobetsu, Hokkaido) | 088-3221 |
| 鐺別原野 (Tobetsugenya, Hokkaido) | 088-3221 |
| 湯の島 (Yunoshima, Hokkaido) | 088-3203 |
| Postal Codes in Kawakami | |
|---|---|
| Teshikaga (弟子屈町) | |
| Shibecha (標茶町) | |