21999 postal code
South KoreaUpdated 2026-11-09연수구, 인천광역시연수구5 digits
Postal code details
1 placeCode
21999
Place
연수구
Region
인천광역시
County
연수구
Coordinates
37.3856, 126.6511
Accuracy
6 / 6
Country
South Korea
Location
OpenStreetMap ↗
37.3856, 126.6511© OpenStreetMap
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Places under this code
1| Place | Region | County | Coordinates |
|---|---|---|---|
| 연수구 | 인천광역시 | 연수구 | 37.3856, 126.6511 |
Same code in other countries
0This code only appears in this country.
FAQ
Which city is 21999 in?
연수구, 인천광역시, South Korea.
What are the coordinates of 21999?
37.3856, 126.6511
Is 21999 used in other countries?
No.
Updated 2026-11-09. Attribution in Data & license.