Prosečne GPS koordinate za poštanski broj 31878: 43.01, -1.868

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Spisak gradova:
>> Aldatz 31878, Navarra, Navarra, GPS koordinate: 43.0094,-1.86
>> Arruitz 31878, Navarra, Navarra, GPS koordinate: 43.0099,-1.8683
>> Etxarri 31878, Navarra, Navarra, GPS koordinate: 43.0104,-1.8766
>> Mugiro 31878, Navarra, Navarra, GPS koordinate: 43.0099,-1.8683