La Ranchería Unión de Guerrero belongs to the municipality San Mateo Piñas, Oaxaca state and its official ZIP Code is 70972
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 San Mateo Piñas the Zip Code range of the Oaxaca state is 68 a 71. To send letters or packages to San Mateo Piñas, Oaxaca you must always use the five-digit postal code.
The local area phone code is
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Check out the list of cities with 70972 ZIP Code in México