Gjennomsnittlig GPS-koordinater for postnummer 230-0031: 35.515, 139.692
Notering byer:
>> Heianchou 230-0031, Kanagawaken, Yokohamashitsurumiku, GPS-koordinater: 35.5146,139.6919
Notering byer:
>> Heianchou 230-0031, Kanagawaken, Yokohamashitsurumiku, GPS-koordinater: 35.5146,139.6919