Gjennomsnittlig GPS-koordinater for postnummer 355-0305: 36.088, 139.279
Notering byer:
>> Noumasu 355-0305, Saitamaken, Hikigun'Ogawamachi, GPS-koordinater: 36.0884,139.2787
Notering byer:
>> Noumasu 355-0305, Saitamaken, Hikigun'Ogawamachi, GPS-koordinater: 36.0884,139.2787