Area Code 993 – Tabasco
The phone area code for Tabasco is 993 (international format +52993). Browse local exchange codes (NXX) and carrier assignments below.
📞 Exchange Codes (NXX) for Area Code 993
Select a central office code to view local carrier data and detailed information
📍 Geographic Location of Tabasco
Overview of Area Code 993
Area code 993 is a geographic National Destination Code (NDC) assigned to the state of Tabasco, Mexico, under the North American Numbering Plan administered by the ITU-T E.164 framework. This code serves the western-central portion of Tabasco, with its primary hub in the city of Villahermosa, the state capital. The coverage area includes the municipalities of Centro, Cunduacán, Jalpa de Méndez, Nacajuca, and adjacent localities within the Grijalva River basin.
Geographic Coverage and Administrative Jurisdiction
The 993 prefix is allocated to the state of Tabasco, which is bordered by the Gulf of Mexico to the north, Chiapas to the south, Veracruz to the west, and Campeche to the east. Within this region, the code serves both urban and rural communities, including industrial zones, commercial districts, and residential areas. The administrative jurisdiction falls under the Federal Telecommunications Institute (IFT), which regulates numbering resources in Mexico.
Dialing Formats and Caller Instructions
For local callers within the 993 area code, the standard local dialing format is the 7-digit subscriber number (e.g., 123 4567). However, due to the implementation of the National Numbering Plan in 2019, all calls within Mexico now require the full 10-digit dialing format (area code + subscriber number), even for local calls. Thus, a local call to a landline in Villahermosa would be dialed as 993 123 4567.
For international callers, the correct format is +52 993 123 4567, where +52 is Mexico's country calling code. When calling from a mobile phone, the same international format applies. It is important to note that Mexico uses the '00' or '+' prefix for international calls, depending on the caller's country.
Overlay and Numbering Considerations
As of the latest IFT updates, area code 993 does not have an overlay code; it operates as a standalone NDC. However, the Mexican numbering plan allows for the introduction of overlays when numbering resources approach exhaustion. Subscribers in the 993 region have access to both fixed and mobile services, and number portability is available for both geographic and non-geographic numbers.
Caller Instructions for Local and Foreign Callers
Local callers within Tabasco should use the 10-digit format for all calls, including those to mobile numbers, which also use the 993 prefix when assigned to mobile operators in the region. Foreign callers must replace the leading '0' (if used in international dialing) with the +52 country code. For example, a call from the United States to a number in Villahermosa would be dialed as 011 52 993 123 4567 (or +52 993 123 4567).
Understanding the correct dialing procedures ensures seamless connectivity for both residents and international callers, facilitating business and personal communication in this economically significant region of Mexico.