La Colonia El Picacho belongs to the municipality Tierra Blanca, Guanajuato state and its official ZIP Code is 37975
The Postal Codes National Catalog is prepared by the Mexican Postal Service and the postal code has 5 digits, depending on the country area. The first two digits identify the state or part of it. In the case of Tierra Blanca the Zip Code range of the Guanajuato state is 36 a 38. To send letters or packages to Tierra Blanca, Guanajuato you must always use the five-digit postal code.
The local area phone code is 419
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Check out the list of cities with 37975 ZIP Code in México