Prosečne GPS koordinate za poštanski broj 638-911: 34.922, 128.269
Spisak gradova:
>> Samsan-myeon/삼산면 638-911, Gyeongsangnam-do/경남, Goseong-gun/고성군, Dupori/두포리, GPS koordinate: 34.92203,128.26906
>> Samsan-myeon/삼산면 638-911, Gyeongsangnam-do/경남, Goseong-gun/고성군, Miryongri/미룡리, GPS koordinate: 34.92205,128.26908
Spisak gradova:
>> Samsan-myeon/삼산면 638-911, Gyeongsangnam-do/경남, Goseong-gun/고성군, Dupori/두포리, GPS koordinate: 34.92203,128.26906
>> Samsan-myeon/삼산면 638-911, Gyeongsangnam-do/경남, Goseong-gun/고성군, Miryongri/미룡리, GPS koordinate: 34.92205,128.26908