Average GPS coordinates for postcode 423-840: 37.475, 126.863
Listing cities:
>> Cheolsan 4(sa)-dong/철산4동 423-840, Gyeonggi-do/경기, Gwangmyeong-si/광명시, 464-472/464-472, GPS coordinates: 37.47482,126.86272
Listing cities:
>> Cheolsan 4(sa)-dong/철산4동 423-840, Gyeonggi-do/경기, Gwangmyeong-si/광명시, 464-472/464-472, GPS coordinates: 37.47482,126.86272