Prosečne GPS koordinate za poštanski broj 630-751: 35.249, 128.598
Spisak gradova:
>> Guam 2(i)-dong/구암2동 630-751, Gyeongsangnam-do/경남, Masan-si/마산시, Daedongapateu/대동아파트, GPS koordinate: 35.24906,128.59837
Spisak gradova:
>> Guam 2(i)-dong/구암2동 630-751, Gyeongsangnam-do/경남, Masan-si/마산시, Daedongapateu/대동아파트, GPS koordinate: 35.24906,128.59837