Prosečne GPS koordinate za poštanski broj 306-0504: 36.103, 139.857
Spisak gradova:
>> Oigo 306-0504, Ibarakiken, Sashimagunsashimamachi, GPS koordinate: 36.103,139.8565
Spisak gradova:
>> Oigo 306-0504, Ibarakiken, Sashimagunsashimamachi, GPS koordinate: 36.103,139.8565