Prosečne GPS koordinate za poštanski broj 20128: 43.238, -1.935

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Spisak gradova:
>> Epela 20128, Pais Vasco, Guipúzcoa, GPS koordinate: 43.2531,-1.9457
>> Ereñotzu 20128, Pais Vasco, Guipúzcoa, GPS koordinate: 43.242,-1.9401
>> Pagoaga 20128, Pais Vasco, Guipúzcoa, GPS koordinate: 43.2194,-1.9197