Average GPS coordinates for postcode 350-704: 35.834, 128.539
Listing cities:
>> Hongseong-eup/홍성읍 350-704, Chungcheongnam-do/충남, Hongseong-gun/홍성군, Hongseongguncheong/홍성군청, GPS coordinates: 35.83414,128.53891
Listing cities:
>> Hongseong-eup/홍성읍 350-704, Chungcheongnam-do/충남, Hongseong-gun/홍성군, Hongseongguncheong/홍성군청, GPS coordinates: 35.83414,128.53891