Coordinate GPS medie per codice postale 121-821: 37.554, 126.904

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lista delle città :
>> Mangwon 1(il)-dong/망원1동 121-821, Seoul/서울, Mapo-gu/마포구, 384-399/384-399, coordinate GPS: 37.55413,126.90365
>> Mangwon 1(il)-dong/망원1동 121-821, Seoul/서울, Mapo-gu/마포구, 496/496, coordinate GPS: 37.55416,126.90368
>> Mangwon 1(il)-dong/망원1동 121-821, Seoul/서울, Mapo-gu/마포구, 511/511, coordinate GPS: 37.55416,126.90368