List of All Postal Codes in Hichisou | ||
|---|---|---|
| Postal Code Code | Postal Code Name | Prefecture |
| 509-0400 | Ikanikeisaiganaibaai | Gifu Prefecture |
| 509-0401 | Kamiaso | Gifu Prefecture |
| 509-0402 | Kawanami | Gifu Prefecture |
| 509-0403 | Nakaaso | Gifu Prefecture |
| 509-0511 | Kabuchi | Gifu Prefecture |