Gjennomsnittlig GPS-koordinater for postnummer 830-0411: 33.215, 130.454
Notering byer:
>> Hiruike 830-0411, Fukuokaken, Mizumagun'Ookimachi, GPS-koordinater: 33.2153,130.454
Notering byer:
>> Hiruike 830-0411, Fukuokaken, Mizumagun'Ookimachi, GPS-koordinater: 33.2153,130.454