Gjennomsnittlig GPS-koordinater for postnummer 306-0411: 36.136, 139.825
Notering byer:
>> Shimoisagoi 306-0411, Ibarakiken, Sashimagunsakaimachi, GPS-koordinater: 36.1362,139.8247
Notering byer:
>> Shimoisagoi 306-0411, Ibarakiken, Sashimagunsakaimachi, GPS-koordinater: 36.1362,139.8247