List of All Postal Codes in Shosanbetsu | ||
|---|---|---|
| Postal Code Code | Postal Code Name | Prefecture |
| 078-4400 | Ikanikeisaiganaibaai | Hokkaido Prefecture |
| 078-4411 | Ariake | Hokkaido Prefecture |
| 078-4412 | Sakae | Hokkaido Prefecture |
| 078-4421 | Shosambetsu | Hokkaido Prefecture |
| 078-4422 | Chiyoda | Hokkaido Prefecture |
| 078-4431 | Toyosaki | Hokkaido Prefecture |
| 078-4432 | Akesato | Hokkaido Prefecture |
| 078-4433 | Kyosei | Hokkaido Prefecture |