About postal code 377-1703
The postal code 377-1703 routes mail to Oshi in the Gumma 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
377-1703 - Oshi
Postal code 377-1703 is Oshi in Gumma Ken, Japan.
| Postal code | 377-1703 |
| Place | Oshi |
| Region | Gumma Ken |
| District | Agatsuma Gun |
| Country | Japan (JP) |
| Coordinates | 36.6584, 138.7046 (map) |