Average GPS coordinates for postcode 690-728: 33.508, 126.526
Listing cities:
>> Ido 1(il)-dong/이도1동 690-728, Jeju-do/제주, Jeju-si/제주시, Daehanhanggongbilding/대한항공빌딩, GPS coordinates: 33.50842,126.52558
Listing cities:
>> Ido 1(il)-dong/이도1동 690-728, Jeju-do/제주, Jeju-si/제주시, Daehanhanggongbilding/대한항공빌딩, GPS coordinates: 33.50842,126.52558