Gjennomsnittlig GPS-koordinater for postnummer 138-854: 37.503, 127.115

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Notering byer:
>> Songpa 2(i)-dong/송파2동 138-854, Seoul/서울, Songpa-gu/송파구, 146-150/146-150, GPS-koordinater: 37.50299,127.11454
>> Songpa 2(i)-dong/송파2동 138-854, Seoul/서울, Songpa-gu/송파구, 168-195/168-195, GPS-koordinater: 37.50297,127.11452
>> Songpa 2(i)-dong/송파2동 138-854, Seoul/서울, Songpa-gu/송파구, 97-103/97-103, GPS-koordinater: 37.50298,127.11453