Prosečne GPS koordinate za poštanski broj 423-034: 37.472, 126.863
Spisak gradova:
>> Cheolsan 4(sa)-dong/철산4동 423-034, Gyeonggi-do/경기, Gwangmyeong-si/광명시, GPS koordinate: 37.47227,126.86331
Spisak gradova:
>> Cheolsan 4(sa)-dong/철산4동 423-034, Gyeonggi-do/경기, Gwangmyeong-si/광명시, GPS koordinate: 37.47227,126.86331