About postal code 311-1111
The postal code 311-1111 routes mail to Koizumicho in the Ibaraki 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
311-1111 - Koizumicho
Postal code 311-1111 is Koizumicho in Ibaraki Ken, Japan.
| Postal code | 311-1111 |
| Place | Koizumicho |
| Region | Ibaraki Ken |
| District | Mito Shi |
| Country | Japan (JP) |
| Coordinates | 36.3432, 140.5703 (map) |