Prosečne GPS koordinate za poštanski broj 121-775: 37.548, 126.956

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Spisak gradova:
>> Gongdeok-dong/공덕동 121-775, Seoul/서울, Mapo-gu/마포구, Samseongraemiangongdeok 2 chaapateu 101-109/삼성래미안공덕2차아파트 101-109, GPS koordinate: 37.54815,126.9555