Prosečne GPS koordinate za poštanski broj 690-727: 33.511, 126.512
Spisak gradova:
>> Yongdam 2(i)-dong/용담2동 690-727, Jeju-do/제주, Jeju-si/제주시, Jejugukjegonghang/제주국제공항, GPS koordinate: 33.51143,126.51171
Spisak gradova:
>> Yongdam 2(i)-dong/용담2동 690-727, Jeju-do/제주, Jeju-si/제주시, Jejugukjegonghang/제주국제공항, GPS koordinate: 33.51143,126.51171