Prosečne GPS koordinate za poštanski broj 20737: 43.162, -2.181

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Spisak gradova:
>> Argisain (Santa Marina) 20737, Pais Vasco, Guipúzcoa, GPS koordinate: 43.1065,-2.1746
>> Artzalluz 20737, Pais Vasco, Guipúzcoa, GPS koordinate: 43.1794,-2.1975
>> Erdoizta 20737, Pais Vasco, Guipúzcoa, GPS koordinate: 43.2007,-2.1796
>> Errezil 20737, Pais Vasco, Guipúzcoa, GPS koordinate: 43.1651,-2.1739
>> Ezama 20737, Pais Vasco, Guipúzcoa, GPS koordinate: 43.1555,-2.1771
>> Ibarbia 20737, Pais Vasco, Guipúzcoa, GPS koordinate: 43.1612,-2.2055
>> Letea 20737, Pais Vasco, Guipúzcoa, GPS koordinate: 43.1658,-2.1617