31728 postal code
South KoreaUpdated 2026-11-09송악읍, 충청남도당진시5 digits
Postal code details
1 placeCode
31728
Place
송악읍
Region
충청남도
County
당진시
Coordinates
36.9367, 126.7479
Accuracy
6 / 6
Country
South Korea
Location
OpenStreetMap ↗
36.9367, 126.7479© OpenStreetMap
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Places under this code
1| Place | Region | County | Coordinates |
|---|---|---|---|
| 송악읍 | 충청남도 | 당진시 | 36.9367, 126.7479 |
Same code in other countries
0This code only appears in this country.
FAQ
Which city is 31728 in?
송악읍, 충청남도, South Korea.
What are the coordinates of 31728?
36.9367, 126.7479
Is 31728 used in other countries?
No.
Updated 2026-11-09. Attribution in Data & license.