Prosečne GPS koordinate za poštanski broj 425-707: 37.327, 126.819
Spisak gradova:
>> Gojan 1(il)-dong/고잔1동 425-707, Gyeonggi-do/경기, Danwon-gu Ansan-si/안산시 단원구, Goryeodaehakbyeongwon/고려대학병원, GPS koordinate: 37.32716,126.8191
Spisak gradova:
>> Gojan 1(il)-dong/고잔1동 425-707, Gyeonggi-do/경기, Danwon-gu Ansan-si/안산시 단원구, Goryeodaehakbyeongwon/고려대학병원, GPS koordinate: 37.32716,126.8191