Prosečne GPS koordinate za poštanski broj 407-832: 37.578, 126.889

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Spisak gradova:
>> Hyoseong 2(i)-dong/효성2동 407-832, Incheon/인천, Gyeyang-gu/계양구, 500-580/500-580, GPS koordinate: 37.57767,126.88937
>> Hyoseong 2(i)-dong/효성2동 407-832, Incheon/인천, Gyeyang-gu/계양구, 600-664/600-664, GPS koordinate: 37.57768,126.88938