Gjennomsnittlig GPS-koordinater for postnummer 306-0644: 36.054, 139.83
Notering byer:
>> Kobuuchi 306-0644, Ibarakiken, Iwaishi, GPS-koordinater: 36.0535,139.8303
Notering byer:
>> Kobuuchi 306-0644, Ibarakiken, Iwaishi, GPS-koordinater: 36.0535,139.8303