El Fraccionamiento Sierra Dorada belongs to the municipality Valparaíso, Zacatecas state and its official ZIP Code is 99257
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 Valparaíso the Zip Code range of the Zacatecas state is 98 y 99. To send letters or packages to Valparaíso, Zacatecas you must always use the five-digit postal code.
The local area phone code is 457
Check out the Zacatecas ZIP Code list
Check out the list of cities with 99257 ZIP Code in México