Prosečne GPS koordinate za poštanski broj 389-2231: 36.862, 138.393
Spisak gradova:
>> Tenshindou 389-2231, Naganoken, Iiyamashi, GPS koordinate: 36.8622,138.3928
Spisak gradova:
>> Tenshindou 389-2231, Naganoken, Iiyamashi, GPS koordinate: 36.8622,138.3928