Coordinate GPS medie per codice postale 139-839: 37.672, 127.059

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lista delle città :
>> Sanggye 1(il)-dong/상계1동 139-839, Seoul/서울, Nowon-gu/노원구, 1278/1278, coordinate GPS: 37.67184,127.05884
>> Sanggye 1(il)-dong/상계1동 139-839, Seoul/서울, Nowon-gu/노원구, 1280/1280, coordinate GPS: 37.67188,127.05888