Gjennomsnittlig GPS-koordinater for postnummer 959-2526: 37.96, 139.376
Notering byer:
>> Nakaduma 959-2526, Niigataken, Shibatashi, GPS-koordinater: 37.9601,139.3759
Notering byer:
>> Nakaduma 959-2526, Niigataken, Shibatashi, GPS-koordinater: 37.9601,139.3759