31900 postal code
South KoreaUpdated 2026-11-09대산읍, 충청남도서산시5 digits
Postal code details
1 placeCode
31900
Place
대산읍
Region
충청남도
County
서산시
Coordinates
36.9868, 126.3641
Accuracy
6 / 6
Country
South Korea
Location
OpenStreetMap ↗
36.9868, 126.3641© OpenStreetMap
Ad slot · 300×250
Places under this code
1| Place | Region | County | Coordinates |
|---|---|---|---|
| 대산읍 | 충청남도 | 서산시 | 36.9868, 126.3641 |
Same code in other countries
5| Country | Place | Region |
|---|---|---|
| FI Finland | Punkalaidun | Pirkanmaa |
| FR France | Toulouse | Occitanie |
| MX Mexico | Gómez Farias | Chihuahua |
| MY Malaysia | Kampar | Perak |
| TR Türkiye | Merkezköy | Hatay |
FAQ
Which city is 31900 in?
대산읍, 충청남도, South Korea.
What are the coordinates of 31900?
36.9868, 126.3641
Is 31900 used in other countries?
Yes, 5 other countries.
Updated 2026-11-09. Attribution in Data & license.