Average GPS coordinates for postcode 37921: 21.475, -100.236

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Listing cities:
>> Alamos de Martinez 37921, Guanajuato, Victoria, GPS coordinates: 21.5833,-100.1667
>> Buenavista de Guadalupe 37921, Guanajuato, Victoria, GPS coordinates: 21.5703,-100.0936
>> Mineral Del Refugio 37921, Guanajuato, Victoria, GPS coordinates: 21.5703,-100.1747
>> Rancho Viejo 37921, Guanajuato, Victoria, GPS coordinates: 21.1756,-100.5078