La Colonia CROC I belongs to the municipality Piedras Negras, Coahuila state and its official ZIP Code is 26030
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 Piedras Negras the Zip Code range of the Coahuila state is 25 a 27. To send letters or packages to Piedras Negras, Coahuila you must always use the five-digit postal code.
The local area phone code is 878
Check out the Coahuila ZIP Code list
Check out the list of cities with 26030 ZIP Code in México