Coordinate GPS medie per codice postale 121-837: 37.555, 126.925

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lista delle città :
>> Seogyo-dong/서교동 121-837, Seoul/서울, Mapo-gu/마포구, 338-349/338-349, coordinate GPS: 37.55475,126.9245
>> Seogyo-dong/서교동 121-837, Seoul/서울, Mapo-gu/마포구, 359-363/359-363, coordinate GPS: 37.55483,126.92458
>> Seogyo-dong/서교동 121-837, Seoul/서울, Mapo-gu/마포구, 486/486, coordinate GPS: 37.55475,126.9245