Gjennomsnittlig GPS-koordinater for postnummer 306-0431: 36.118, 139.815
Notering byer:
>> Nishiizumida 306-0431, Ibarakiken, Sashimagunsakaimachi, GPS-koordinater: 36.1175,139.8145
Notering byer:
>> Nishiizumida 306-0431, Ibarakiken, Sashimagunsakaimachi, GPS-koordinater: 36.1175,139.8145