Average GPS coordinates for postcode 343-830: 36.943, 126.674
Listing cities:
>> Songsan-myeon/송산면 343-830, Chungcheongnam-do/충남, Dangjin-gun/당진군, GPS coordinates: 36.94295,126.67412
Listing cities:
>> Songsan-myeon/송산면 343-830, Chungcheongnam-do/충남, Dangjin-gun/당진군, GPS coordinates: 36.94295,126.67412