Prosečne GPS koordinate za poštanski broj 411-736: 35.617, 126.518

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Spisak gradova:
>> Ilsan 3(sam)-dong/일산3동 411-736, Gyeonggi-do/경기, Ilsanseo-gu Goyang-si/고양시 일산서구, Hugokmaeul 11 danjiapateu 1101-1110/후곡마을11단지아파트 1101-1110, GPS koordinate: 35.61693,126.51753
>> Ilsan 3(sam)-dong/일산3동 411-736, Gyeonggi-do/경기, Ilsanseo-gu Goyang-si/고양시 일산서구, Hugokmaeul 14 danjiapateu 1401-1408/후곡마을14단지아파트 1401-1408, GPS koordinate: 35.61694,126.51754
>> Ilsan 3(sam)-dong/일산3동 411-736, Gyeonggi-do/경기, Ilsanseo-gu Goyang-si/고양시 일산서구, Hugokmaeul 15 danjiapateu 1501-1510/후곡마을15단지아파트 1501-1510, GPS koordinate: 35.61686,126.51746