Prosečne GPS koordinate za poštanski broj 690-731: 33.497, 126.535
Spisak gradova:
>> Ido 2(i)-dong/이도2동 690-731, Jeju-do/제주, Jeju-si/제주시, Jejugyeongchalseo/제주경찰서, GPS koordinate: 33.49694,126.53529
Spisak gradova:
>> Ido 2(i)-dong/이도2동 690-731, Jeju-do/제주, Jeju-si/제주시, Jejugyeongchalseo/제주경찰서, GPS koordinate: 33.49694,126.53529