Prosečne GPS koordinate za poštanski broj 311-1215: 36.344, 140.595
Spisak gradova:
>> Higashihonchou 311-1215, Ibarakiken, Hitachinakashi, GPS koordinate: 36.3442,140.5952
Spisak gradova:
>> Higashihonchou 311-1215, Ibarakiken, Hitachinakashi, GPS koordinate: 36.3442,140.5952