Prosečne GPS koordinate za poštanski broj 417-805: 37.736, 126.477
Spisak gradova:
>> Ganghwa-eup/강화읍 417-805, Incheon/인천, Ganghwa-gun/강화군, Namsanri/남산리, GPS koordinate: 37.73573,126.47706
Spisak gradova:
>> Ganghwa-eup/강화읍 417-805, Incheon/인천, Ganghwa-gun/강화군, Namsanri/남산리, GPS koordinate: 37.73573,126.47706