Gjennomsnittlig GPS-koordinater for postnummer 300-1413: 35.891, 140.309
Notering byer:
>> Isaki 300-1413, Ibarakiken, Inashikigunshintonemachi, GPS-koordinater: 35.8906,140.3087
Notering byer:
>> Isaki 300-1413, Ibarakiken, Inashikigunshintonemachi, GPS-koordinater: 35.8906,140.3087