Prosečne GPS koordinate za poštanski broj 425-806: 37.327, 126.825

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Spisak gradova:
>> Gojan 1(il)-dong/고잔1동 425-806, Gyeonggi-do/경기, Danwon-gu Ansan-si/안산시 단원구, 650-669/650-669, GPS koordinate: 37.32679,126.825
>> Gojan 1(il)-dong/고잔1동 425-806, Gyeonggi-do/경기, Danwon-gu Ansan-si/안산시 단원구, San 50-500/산50-500, GPS koordinate: 37.32678,126.82499