Area Code 933 – Tabasco
The phone area code for Tabasco is 933 (international format +52933). Browse local exchange codes (NXX) and carrier assignments below.
📞 Exchange Codes (NXX) for Area Code 933
Select a central office code to view local carrier data and detailed information
📍 Geographic Location of Tabasco
Overview of Area Code 933
Area code 933 is a geographic numbering plan area (NPA) assigned to the state of Tabasco, Mexico, under the national numbering plan administered by the Instituto Federal de Telecomunicaciones (IFT). This code serves the central and western portions of the state, including the capital city of Villahermosa and surrounding municipalities. As a geographic code, it is tied to a specific physical region, and calls are routed based on the destination's location.
Geographic Coverage and Administrative Jurisdiction
The 933 area code covers the municipalities of Centro (which includes Villahermosa), Nacajuca, Comalcalco, Cunduacán, Paraíso, and Jalpa de Méndez, among others. These areas are part of the Grijalva River basin and the Chontalpa region, known for their oil industry and agricultural production. The code is administered under the federal telecommunications framework, and local numbers are typically seven digits long, resulting in a total national significant number (NSN) length of ten digits when prefixed with the national trunk prefix '0' (e.g., 01 933 XXX XXXX for domestic long-distance calls).
Dialing Formats and Caller Instructions
For callers within Mexico, dialing a number in the 933 area code requires the national long-distance prefix 01, followed by the area code and the local seven-digit number. For example, to call a landline in Villahermosa from Mexico City, you would dial: 01 933 123 4567. For international callers, the format is: +52 933 123 4567 (drop the leading '0' and use the country code +52). When dialing locally within the same area code, the seven-digit number is dialed directly (e.g., 123 4567).
Overlay Considerations and Numbering Changes
As of the latest IFT updates, area code 933 does not have an overlay code; it is the sole geographic code for this region. However, due to growing demand for telecommunication services, the IFT periodically reviews numbering resources. Users should be aware that number portability allows subscribers to retain their numbers when switching providers, but the geographic significance of the code remains tied to the original location.
Practical Information for Callers
For local callers, dialing a 933 number from a mobile phone within Mexico typically requires the full national format (01 933...), but some mobile operators allow direct dialing with the area code. For foreign callers, it is essential to use the international format +52 933... to ensure proper routing. Rates for calls to 933 numbers vary depending on the caller's carrier and plan; international calls are generally billed at standard rates to Mexico.