Prosečne GPS koordinate za poštanski broj 306-0608: 36.052, 139.918
Spisak gradova:
>> Koushindaira 306-0608, Ibarakiken, Iwaishi, GPS koordinate: 36.0517,139.9178
Spisak gradova:
>> Koushindaira 306-0608, Ibarakiken, Iwaishi, GPS koordinate: 36.0517,139.9178