Coordinate GPS medie per codice postale 143-839: 37.552, 127.073

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lista delle città :
>> Gunja-dong/군자동 143-839, Seoul/서울, Gwangjin-gu/광진구, 304-344/304-344, coordinate GPS: 37.55179,127.0729
>> Gunja-dong/군자동 143-839, Seoul/서울, Gwangjin-gu/광진구, 96-159/96-159, coordinate GPS: 37.55173,127.07284