About postal code 031-0801
The postal code 031-0801 routes mail to Koyo in the Aomori Ken region of Japan. Use it as the postal segment of any address in this area, and confirm unusual addresses with the local postal operator.
Japan ยท Postal code
031-0801 - Koyo
Postal code 031-0801 is Koyo in Aomori Ken, Japan.
| Postal code | 031-0801 |
| Place | Koyo |
| Region | Aomori Ken |
| District | Hachinohe Shi |
| Country | Japan (JP) |
| Coordinates | 40.523, 141.5069 (map) |