Prosečne GPS koordinate za poštanski broj 321-4539: 36.362, 139.931
Spisak gradova:
>> Naganuma 321-4539, Tochigiken, Hagagunninomiyamachi, GPS koordinate: 36.3617,139.9313
Spisak gradova:
>> Naganuma 321-4539, Tochigiken, Hagagunninomiyamachi, GPS koordinate: 36.3617,139.9313