Gjennomsnittlig GPS-koordinater for postnummer 417-930: 37.649, 126.155
Notering byer:
>> Seodo-myeon/서도면 417-930, Incheon/인천, Ganghwa-gun/강화군, GPS-koordinater: 37.64889,126.15457
Notering byer:
>> Seodo-myeon/서도면 417-930, Incheon/인천, Ganghwa-gun/강화군, GPS-koordinater: 37.64889,126.15457