| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Tateishi, Hokkaido (建石) | 049-1501 |
| Postal/ZIP Codes in Toyoka, Hokkaido (豊岡) | 049-1514 |
| Postal/ZIP Codes in Tsukishima, Hokkaido (月島) | 049-1515 |
| Postal Codes in Matsumae | |
|---|---|
| Postal/ZIP Codes in Matsumae (松前町) | |
| Postal/ZIP Codes in Fukushima (福島町) | |