Coordonatele medii GPS cod poștal 356-844: 36.76, 126.518

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Orașe pe listă:
>> Eumam-myeon/음암면 356-844, Chungcheongnam-do/충남, Seosan-si/서산시, Seongamri/성암리, coordonatele GPS: 36.76041,126.51751
>> Eumam-myeon/음암면 356-844, Chungcheongnam-do/충남, Seosan-si/서산시, Sinjangri/신장리, coordonatele GPS: 36.76046,126.51756
>> Eumam-myeon/음암면 356-844, Chungcheongnam-do/충남, Seosan-si/서산시, Yugyeri/유계리, coordonatele GPS: 36.76052,126.51762