Gjennomsnittlig GPS-koordinater for postnummer 299-0231: 35.413, 140.035
Notering byer:
>> Shimoizumi 299-0231, Chibaken, Sodegaurashi, GPS-koordinater: 35.4131,140.0352
Notering byer:
>> Shimoizumi 299-0231, Chibaken, Sodegaurashi, GPS-koordinater: 35.4131,140.0352