Prosečne GPS koordinate za poštanski broj 309-1601: 36.426, 140.309
Spisak gradova:
>> Oohashi 309-1601, Ibarakiken, Kasamashi, GPS koordinate: 36.4261,140.3091
Spisak gradova:
>> Oohashi 309-1601, Ibarakiken, Kasamashi, GPS koordinate: 36.4261,140.3091