Prosečne GPS koordinate za poštanski broj 631-820: 35.14, 128.453
Spisak gradova:
>> Jinbuk-myeon/진북면 631-820, Gyeongsangnam-do/경남, Masan-si/마산시, GPS koordinate: 35.14049,128.45347
Spisak gradova:
>> Jinbuk-myeon/진북면 631-820, Gyeongsangnam-do/경남, Masan-si/마산시, GPS koordinate: 35.14049,128.45347