About postal code 31800
The postal code 31800 routes mail to 정미면 in the 충청남도 region of South Korea. Use it as the postal segment of any address in this area, and confirm unusual addresses with the local postal operator.
South Korea · Postal code
31800 - 정미면
Postal code 31800 is 정미면 in 충청남도, South Korea.
| Postal code | 31800 |
| Place | 정미면 |
| Region | 충청남도 |
| District | 당진시 |
| Country | South Korea (KR) |
| Coordinates | 36.8839, 126.5715 (map) |