Gjennomsnittlig GPS-koordinater for postnummer 28739: 40.991, -3.674

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Notering byer:
>> Gargantilla Del Lozoya Y Pinil 28739, Madrid, Madrid, GPS-koordinater: 40.9912,-3.6742
>> Navarredonda (Buitrago) 28739, Madrid, Madrid, GPS-koordinater: 40.9909,-3.6337
>> Pinilla De Buitrago 28739, Madrid, Madrid, GPS-koordinater: 40.9793,-3.6887
>> San Mames 28739, Madrid, Madrid, GPS-koordinater: 40.9906,-3.7058
>> Villavieja De Lozoya 28739, Madrid, Madrid, GPS-koordinater: 41.004,-3.6687