Gjennomsnittlig GPS-koordinater for postnummer 811-3137: 33.721, 130.47
Notering byer:
>> Koga 811-3137, Fukuokaken, Kogashi, GPS-koordinater: 33.7212,130.4696
Notering byer:
>> Koga 811-3137, Fukuokaken, Kogashi, GPS-koordinater: 33.7212,130.4696