Gjennomsnittlig GPS-koordinater for postnummer 990-0807: 38.315, 140.316
Notering byer:
>> Shirakawa 990-0807, Yamagataken, Yamagatashi, GPS-koordinater: 38.3153,140.3162
Notering byer:
>> Shirakawa 990-0807, Yamagataken, Yamagatashi, GPS-koordinater: 38.3153,140.3162