Prosečne GPS koordinate za poštanski broj 423-770: 37.481, 126.87
Spisak gradova:
>> Cheolsan 3(sam)-dong/철산3동 423-770, Gyeonggi-do/경기, Gwangmyeong-si/광명시, Samseongbilding/삼성빌딩, GPS koordinate: 37.48094,126.87035
Spisak gradova:
>> Cheolsan 3(sam)-dong/철산3동 423-770, Gyeonggi-do/경기, Gwangmyeong-si/광명시, Samseongbilding/삼성빌딩, GPS koordinate: 37.48094,126.87035