Prosečne GPS koordinate za poštanski broj 630-521: 35.246, 128.585
Spisak gradova:
>> Hapseong 1(il)-dong/합성1동 630-521, Gyeongsangnam-do/경남, Masan-si/마산시, GPS koordinate: 35.24595,128.58477
Spisak gradova:
>> Hapseong 1(il)-dong/합성1동 630-521, Gyeongsangnam-do/경남, Masan-si/마산시, GPS koordinate: 35.24595,128.58477