Gjennomsnittlig GPS-koordinater for postnummer 300-4235: 36.172, 140.081
Notering byer:
>> Izumi 300-4235, Ibarakiken, Tsukubashi, GPS-koordinater: 36.1721,140.0814
Notering byer:
>> Izumi 300-4235, Ibarakiken, Tsukubashi, GPS-koordinater: 36.1721,140.0814