Prosečne GPS koordinate za poštanski broj 405-731: 37.452, 126.712
Spisak gradova:
>> Guwor 1(il)-dong/구월1동 405-731, Incheon/인천, Namdong-gu/남동구, Dongaapateu/동아아파트, GPS koordinate: 37.45238,126.71175
Spisak gradova:
>> Guwor 1(il)-dong/구월1동 405-731, Incheon/인천, Namdong-gu/남동구, Dongaapateu/동아아파트, GPS koordinate: 37.45238,126.71175