Gjennomsnittlig GPS-koordinater for postnummer 289-2706: 35.695, 140.728
Notering byer:
>> Shimonagai 289-2706, Chibaken, Kaijougun'Iiokamachi, GPS-koordinater: 35.6953,140.7281
Notering byer:
>> Shimonagai 289-2706, Chibaken, Kaijougun'Iiokamachi, GPS-koordinater: 35.6953,140.7281