La Colonia 21 de Julio belongs to the municipality Zacatecas, Zacatecas state and its official ZIP Code is 98077
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 Zacatecas the Zip Code range of the Zacatecas state is 98 y 99. To send letters or packages to Zacatecas, Zacatecas you must always use the five-digit postal code.
The local area phone code is 492
Check out the Zacatecas ZIP Code list
Check out the list of cities with 98077 ZIP Code in México