Prosečne GPS koordinate za poštanski broj 311-1221: 36.342, 140.594
Spisak gradova:
>> Minatohonchou 311-1221, Ibarakiken, Hitachinakashi, GPS koordinate: 36.3416,140.5935
Spisak gradova:
>> Minatohonchou 311-1221, Ibarakiken, Hitachinakashi, GPS koordinate: 36.3416,140.5935