Gjennomsnittlig GPS-koordinater for postnummer 28737: 41.023, -3.623

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Notering byer:
>> Braojos 28737, Madrid, Madrid, GPS-koordinater: 41.0404,-3.6433
>> Gandullas 28737, Madrid, Madrid, GPS-koordinater: 41.0126,-3.6027
>> Gascones 28737, Madrid, Madrid, GPS-koordinater: 41.0184,-3.6422
>> Piñuecar-Gandullas 28737, Madrid, Madrid, GPS-koordinater: 41.0126,-3.6027
>> Serna Del Monte, La 28737, Madrid, Madrid, GPS-koordinater: 41.0311,-3.625