Prosečne GPS koordinate za poštanski broj 400-812: 37.487, 126.524
Spisak gradova:
>> Unnam-dong/운남동 400-812, Incheon/인천, Jung-gu/중구, 131-440/131-440, GPS koordinate: 37.48683,126.52371
>> Unnam-dong/운남동 400-812, Incheon/인천, Jung-gu/중구, 510-1600/510-1600, GPS koordinate: 37.48676,126.52364
Spisak gradova:
>> Unnam-dong/운남동 400-812, Incheon/인천, Jung-gu/중구, 131-440/131-440, GPS koordinate: 37.48683,126.52371
>> Unnam-dong/운남동 400-812, Incheon/인천, Jung-gu/중구, 510-1600/510-1600, GPS koordinate: 37.48676,126.52364