South Korea
28400 post code
Post code details
1 placeCode
Place
청주시 흥덕구
Region
충청북도
County
청주시 흥덕구
Coordinates
36.6264, 127.438
Accuracy
6 / 6
Country
South Korea
Location
OpenStreetMap ↗
36.6264, 127.438© OpenStreetMap
Places under this code
1| Place | Region | County | Coordinates |
|---|---|---|---|
| 청주시 흥덕구 | 충청북도 | 청주시 흥덕구 | 36.6264, 127.438 |
Same code in other countries
6FAQ
Which city is 28400 in?
청주시 흥덕구, 충청북도, South Korea.
What are the coordinates of 28400?
36.6264, 127.438
Is 28400 used in other countries?
Yes, 6 other countries.
The data is unofficial and has known truncation; verify with the recipient and carrier for critical shipments. See data source & license → · Updated 2026-11-09. Attribution in