Gjennomsnittlig GPS-koordinater for postnummer 990-1303: 38.342, 140.172
Notering byer:
>> Umagami 990-1303, Yamagataken, Nishimurayamagun'Asahimachi, GPS-koordinater: 38.3418,140.1721
Notering byer:
>> Umagami 990-1303, Yamagataken, Nishimurayamagun'Asahimachi, GPS-koordinater: 38.3418,140.1721