Gjennomsnittlig GPS-koordinater for postnummer 990-0721: 38.385, 139.991
Notering byer:
>> Ooisawa 990-0721, Yamagataken, Nishimurayamagunnishikawamachi, GPS-koordinater: 38.3845,139.991
Notering byer:
>> Ooisawa 990-0721, Yamagataken, Nishimurayamagunnishikawamachi, GPS-koordinater: 38.3845,139.991