El Pueblo San Marcos Huixtoco belongs to the municipality Chalco, Estado de México state and its official ZIP Code is 56643
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 Chalco the Zip Code range of the Estado de México state is 50 a 57. To send letters or packages to Chalco, Estado de México you must always use the five-digit postal code.
The local area phone code is 55
Check out the Estado de México ZIP Code list
Check out the list of cities with 56643 ZIP Code in México