| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Hombetsu, Hokkaido (本別) | 041-1404 |
| Postal/ZIP Codes in Komami, Hokkaido (駒見) | 041-1405 |
| Postal/ZIP Codes in Miyahama, Hokkaido (宮浜) | 041-1403 |
| Postal/ZIP Codes in Oiwa, Hokkaido (大岩) | 041-1401 |
| Postal/ZIP Codes in Others, Hokkaido (その他) | 041-1400 |
| Postal/ZIP Codes in Shikabe, Hokkaido (鹿部) | 041-1402 |
| Postal Codes in Kayabe | |
|---|---|
| Postal/ZIP Codes in Mori (森町) | |
| Postal/ZIP Codes in Shikabe (鹿部町) | |