Gjennomsnittlig GPS-koordinater for postnummer 378-0021: 36.598, 139.048
Notering byer:
>> Iwamotomachi 378-0021, Gunmaken, Numatashi, GPS-koordinater: 36.5981,139.0478
Notering byer:
>> Iwamotomachi 378-0021, Gunmaken, Numatashi, GPS-koordinater: 36.5981,139.0478