21121 postal code
South KoreaUpdated 2026-11-09계양구, 인천광역시계양구5 digits
Postal code details
1 placeCode
21121
Place
계양구
Region
인천광역시
County
계양구
Coordinates
37.5248, 126.7247
Accuracy
6 / 6
Country
South Korea
Location
OpenStreetMap ↗
37.5248, 126.7247© OpenStreetMap
Ad slot · 300×250
Places under this code
1| Place | Region | County | Coordinates |
|---|---|---|---|
| 계양구 | 인천광역시 | 계양구 | 37.5248, 126.7247 |
Same code in other countries
3| Country | Place | Region |
|---|---|---|
| FR France | Ahuy | Bourgogne-Franche-Comté |
| ID Indonesia | Simalungun | North Sumatra |
| SE Sweden | Malmö | Skåne |
FAQ
Which city is 21121 in?
계양구, 인천광역시, South Korea.
What are the coordinates of 21121?
37.5248, 126.7247
Is 21121 used in other countries?
Yes, 3 other countries.
Updated 2026-11-09. Attribution in Data & license.