Prosečne GPS koordinate za poštanski broj 690-817: 33.475, 126.491
Spisak gradova:
>> Yeon-dong/연동 690-817, Jeju-do/제주, Jeju-si/제주시, 1111-1905/1111-1905, GPS koordinate: 33.47465,126.49059
>> Yeon-dong/연동 690-817, Jeju-do/제주, Jeju-si/제주시, 2516-2520/2516-2520, GPS koordinate: 33.47459,126.49053
Spisak gradova:
>> Yeon-dong/연동 690-817, Jeju-do/제주, Jeju-si/제주시, 1111-1905/1111-1905, GPS koordinate: 33.47465,126.49059
>> Yeon-dong/연동 690-817, Jeju-do/제주, Jeju-si/제주시, 2516-2520/2516-2520, GPS koordinate: 33.47459,126.49053