Coordinate GPS medie per codice postale 157-891: 37.531, 126.841

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lista delle città :
>> Hwagog 1(il)-dong/화곡1동 157-891, Seoul/서울, Gangseo-gu/강서구, 424-429/424-429, coordinate GPS: 37.53118,126.84112
>> Hwagog 1(il)-dong/화곡1동 157-891, Seoul/서울, Gangseo-gu/강서구, 431-440/431-440, coordinate GPS: 37.53129,126.84123