Gjennomsnittlig GPS-koordinater for postnummer 304-0001: 36.225, 139.915
Notering byer:
>> Hirakata 304-0001, Ibarakiken, Shimotsumashi, GPS-koordinater: 36.2247,139.915
Notering byer:
>> Hirakata 304-0001, Ibarakiken, Shimotsumashi, GPS-koordinater: 36.2247,139.915