33657 postal code
South KoreaUpdated 2026-11-09마서면, 충청남도서천군5 digits
Postal code details
1 placeCode
33657
Place
마서면
Region
충청남도
County
서천군
Coordinates
36.0256, 126.7256
Accuracy
6 / 6
Country
South Korea
Location
OpenStreetMap ↗
36.0256, 126.7256© OpenStreetMap
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Places under this code
1| Place | Region | County | Coordinates |
|---|---|---|---|
| 마서면 | 충청남도 | 서천군 | 36.0256, 126.7256 |
Same code in other countries
0This code only appears in this country.
FAQ
Which city is 33657 in?
마서면, 충청남도, South Korea.
What are the coordinates of 33657?
36.0256, 126.7256
Is 33657 used in other countries?
No.
Updated 2026-11-09. Attribution in Data & license.