Prosečne GPS koordinate za poštanski broj 31850: 42.955, -1.877

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Spisak gradova:
>> Hiriberri-Villanueva (Pueblo) 31850, Navarra, Navarra, GPS koordinate: 42.9548,-1.8771
>> Ihabar 31850, Navarra, Navarra, GPS koordinate: 42.9548,-1.8771
>> Satrustegi 31850, Navarra, Navarra, GPS koordinate: 42.9548,-1.8771