Gjennomsnittlig GPS-koordinater for postnummer 407-828: 37.532, 126.712
Notering byer:
>> Hyoseong 2(i)-dong/효성2동 407-828, Incheon/인천, Gyeyang-gu/계양구, 123/123, GPS-koordinater: 37.53249,126.71215
Notering byer:
>> Hyoseong 2(i)-dong/효성2동 407-828, Incheon/인천, Gyeyang-gu/계양구, 123/123, GPS-koordinater: 37.53249,126.71215


