South Korea

31816 post code

Post code details

1 place

Code

Place

합덕읍

Region

충청남도

County

당진시

Coordinates

36.7977, 126.743

Accuracy

6 / 6

Country

South Korea

Location

OpenStreetMap ↗

36.7977, 126.743© OpenStreetMap

Places under this code

Place	Region	County	Coordinates
합덕읍	충청남도	당진시	36.7977, 126.743

Nearby codes

All →

31796 31797 31798 31799 31800 31801 31801 31802 31803 31804 31805 31806

Same code in other countries

Country	Place	Region
US United States	Manchester	Georgia

FAQ

Which city is 31816 in?

합덕읍, 충청남도, South Korea.

What are the coordinates of 31816?

36.7977, 126.743

Is 31816 used in other countries?

Yes, 1 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