Gjennomsnittlig GPS-koordinater for postnummer 311-3106: 36.298, 140.408
Notering byer:
>> Koiyasu 311-3106, Ibarakiken, Higashiibarakigun'Ibarakimachi, GPS-koordinater: 36.2984,140.4084
Notering byer:
>> Koiyasu 311-3106, Ibarakiken, Higashiibarakigun'Ibarakimachi, GPS-koordinater: 36.2984,140.4084