Area codes in Mexico by code (0–99)

The 0–99 range of area codes in Mexico serve the country's three largest cities. Area code 33 serves the Metropolitan area of Guadalajara, Jalisco, area code 55 and area code 56 serve the Metropolitan area of Mexico City (Mexico State and the CDMX), and area code 81 serves the Metropolitan area of Monterrey, Nuevo León. The country code of Mexico is +52.

For other areas, see Area codes in Mexico by code.