About postal code 999-2203
The postal code 999-2203 routes mail to Koiwasawa in the Yamagata 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
999-2203 - Koiwasawa
Postal code 999-2203 is Koiwasawa in Yamagata Ken, Japan.
| Postal code | 999-2203 |
| Place | Koiwasawa |
| Region | Yamagata Ken |
| District | Nanyo Shi |
| Country | Japan (JP) |
| Coordinates | 38.0871, 140.2171 (map) |