About postal code 31785
The postal code 31785 routes mail to 당진시 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
31785 - 당진시
Postal code 31785 is 당진시 in 충청남도, South Korea.
| Postal code | 31785 |
| Place | 당진시 |
| Region | 충청남도 |
| District | 당진시 |
| Country | South Korea (KR) |
| Coordinates | 36.8878, 126.6254 (map) |