About postal code 21028
The postal code 21028 routes mail to 계양구 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
21028 - 계양구
Postal code 21028 is 계양구 in 인천광역시, South Korea.
| Postal code | 21028 |
| Place | 계양구 |
| Region | 인천광역시 |
| District | 계양구 |
| Country | South Korea (KR) |
| Coordinates | 37.5482, 126.7437 (map) |