Prosečne GPS koordinate za poštanski broj 638-910: 34.942, 128.253
Spisak gradova:
>> Samsan-myeon/삼산면 638-910, Gyeongsangnam-do/경남, Goseong-gun/고성군, GPS koordinate: 34.94214,128.25335
Spisak gradova:
>> Samsan-myeon/삼산면 638-910, Gyeongsangnam-do/경남, Goseong-gun/고성군, GPS koordinate: 34.94214,128.25335