El Ejido Agua de Castilla (La Bajada) belongs to the municipality Altamira, Tamaulipas state and its official ZIP Code is 89605
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 Altamira the Zip Code range of the Tamaulipas state is 87 a 89. To send letters or packages to Altamira, Tamaulipas you must always use the five-digit postal code.
The local area phone code is 836
Check out the Tamaulipas ZIP Code list
Check out the list of cities with 89605 ZIP Code in México