Average GPS coordinates for postcode 121-747: 37.563, 126.908
Listing cities:
>> Seongsan 1(il)-dong/성산1동 121-747, Seoul/서울, Mapo-gu/마포구, Sinanbilding/신안빌딩, GPS coordinates: 37.5633,126.90794
Listing cities:
>> Seongsan 1(il)-dong/성산1동 121-747, Seoul/서울, Mapo-gu/마포구, Sinanbilding/신안빌딩, GPS coordinates: 37.5633,126.90794