About postal code 21997
The postal code 21997 routes mail to 연수구 in the 인천광역시 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
21997 - 연수구
Postal code 21997 is 연수구 in 인천광역시, South Korea.
| Postal code | 21997 |
| Place | 연수구 |
| Region | 인천광역시 |
| District | 연수구 |
| Country | South Korea (KR) |
| Coordinates | 37.3881, 126.6548 (map) |