Gjennomsnittlig GPS-koordinater for postnummer 300-0009: 36.125, 140.192
Notering byer:
>> Nakatsumachi 300-0009, Ibarakiken, Tsuchiurashi, GPS-koordinater: 36.1246,140.1917
Notering byer:
>> Nakatsumachi 300-0009, Ibarakiken, Tsuchiurashi, GPS-koordinater: 36.1246,140.1917