Prosečne GPS koordinate za poštanski broj 411-785: 37.695, 126.768

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Spisak gradova:
>> Tanhyeon-dong/탄현동 411-785, Gyeonggi-do/경기, Ilsanseo-gu Goyang-si/고양시 일산서구, Ilsingeonyeongapateu 101-106/일신건영아파트 101-106, GPS koordinate: 37.69549,126.76847
>> Tanhyeon-dong/탄현동 411-785, Gyeonggi-do/경기, Ilsanseo-gu Goyang-si/고양시 일산서구, Ilsinsamigapateu 101-106/일신삼익아파트 101-106, GPS koordinate: 37.69543,126.76841