Gjennomsnittlig GPS-koordinater for postnummer 990-1421: 38.307, 140.176
Notering byer:
>> Furumagi 990-1421, Yamagataken, Nishimurayamagun'Asahimachi, GPS-koordinater: 38.3066,140.1758
Notering byer:
>> Furumagi 990-1421, Yamagataken, Nishimurayamagun'Asahimachi, GPS-koordinater: 38.3066,140.1758