Gjennomsnittlig GPS-koordinater for postnummer 309-1333: 36.561, 140.631
Notering byer:
>> Yamaguchi 309-1333, Ibarakiken, Nishiibarakigun'Iwasemachi, GPS-koordinater: 36.5609,140.6305
Notering byer:
>> Yamaguchi 309-1333, Ibarakiken, Nishiibarakigun'Iwasemachi, GPS-koordinater: 36.5609,140.6305