Prosečne GPS koordinate za poštanski broj 390-0312: 36.261, 137.975
Spisak gradova:
>> Okadamatsuoka 390-0312, Naganoken, Matsumotoshi, GPS koordinate: 36.2611,137.9752
Spisak gradova:
>> Okadamatsuoka 390-0312, Naganoken, Matsumotoshi, GPS koordinate: 36.2611,137.9752