Prosečne GPS koordinate za poštanski broj 630-789: 35.219, 128.606
Spisak gradova:
>> Bongam-dong/봉암동 630-789, Gyeongsangnam-do/경남, Masan-si/마산시, Seogwangapateu/서광아파트, GPS koordinate: 35.21934,128.60578
Spisak gradova:
>> Bongam-dong/봉암동 630-789, Gyeongsangnam-do/경남, Masan-si/마산시, Seogwangapateu/서광아파트, GPS koordinate: 35.21934,128.60578