Prosečne GPS koordinate za poštanski broj 423-839: 37.476, 126.865
Spisak gradova:
>> Cheolsan 3(sam)-dong/철산3동 423-839, Gyeonggi-do/경기, Gwangmyeong-si/광명시, 473-487/473-487, GPS koordinate: 37.47567,126.86474
>> Cheolsan 3(sam)-dong/철산3동 423-839, Gyeonggi-do/경기, Gwangmyeong-si/광명시, San 58/산58, GPS koordinate: 37.4757,126.86477
Spisak gradova:
>> Cheolsan 3(sam)-dong/철산3동 423-839, Gyeonggi-do/경기, Gwangmyeong-si/광명시, 473-487/473-487, GPS koordinate: 37.47567,126.86474
>> Cheolsan 3(sam)-dong/철산3동 423-839, Gyeonggi-do/경기, Gwangmyeong-si/광명시, San 58/산58, GPS koordinate: 37.4757,126.86477