Prosečne GPS koordinate za poštanski broj 309-1603: 36.408, 140.289
Spisak gradova:
>> Fukuda 309-1603, Ibarakiken, Kasamashi, GPS koordinate: 36.4084,140.289
Spisak gradova:
>> Fukuda 309-1603, Ibarakiken, Kasamashi, GPS koordinate: 36.4084,140.289