Prosečne GPS koordinate za poštanski broj 631-320: 35.166, 128.574
Spisak gradova:
>> Gapo-dong/가포동 631-320, Gyeongsangnam-do/경남, Masan-si/마산시, GPS koordinate: 35.16552,128.57424
Spisak gradova:
>> Gapo-dong/가포동 631-320, Gyeongsangnam-do/경남, Masan-si/마산시, GPS koordinate: 35.16552,128.57424