Prosečne GPS koordinate za poštanski broj 423-738: 37.481, 126.87
Spisak gradova:
>> Cheolsan 3(sam)-dong/철산3동 423-738, Gyeonggi-do/경기, Gwangmyeong-si/광명시, Ssangmahansinapateu/쌍마한신아파트, GPS koordinate: 37.48083,126.87024
Spisak gradova:
>> Cheolsan 3(sam)-dong/철산3동 423-738, Gyeonggi-do/경기, Gwangmyeong-si/광명시, Ssangmahansinapateu/쌍마한신아파트, GPS koordinate: 37.48083,126.87024