Area Code 297 – Alvarado, VER
The phone area code for Alvarado, VER is 297 (international format +52297). Browse local exchange codes (NXX) and carrier assignments below.
📞 Exchange Codes (NXX) for Area Code 297
Select a central office code to view local carrier data and detailed information
📍 Geographic Location of Alvarado, VER
Geographic Coverage and Administrative Jurisdiction
Area code 297 is a geographic National Destination Code (NDC) assigned to the state of Veracruz de Ignacio de la Llave (Veracruz), specifically serving the municipality of Alvarado and its surrounding areas. Alvarado is a coastal city located near the Gulf of Mexico, approximately 80 kilometers southeast of the state capital, Xalapa. The code covers Alvarado proper, as well as nearby localities such as Antón Lizardo, El Arbolillo, and other rural communities within the municipality. This NDC is administered under the Federal Telecommunications Institute (IFT) of Mexico, which oversees the national numbering plan in accordance with ITU-T E.164 recommendations.
Dialing Formats and Call Routing
For local calls within the 297 area code, callers must dial the seven-digit local subscriber number without any prefix. However, for calls originating from outside the 297 area but still within Mexico, the full national format must be used: 01 297 XXX XXXX. The leading 01 is the national long-distance prefix, followed by the area code and the local number. For international callers, the format is +52 297 XXX XXXX, where +52 is Mexico's country calling code. When dialing from a mobile phone within Mexico, it is common practice to omit the 01 prefix and dial directly as 297 XXX XXXX or +52 297 XXX XXXX, depending on the carrier and destination.
Overlay and Numbering Considerations
As of the latest IFT updates, area code 297 does not have an overlay code; it remains the sole NDC for the Alvarado region. This means that number exhaustion is managed by assigning new seven-digit numbers within the existing code. It is important to note that while geographic codes traditionally correspond to fixed-line PSTN services, the liberalization of the Mexican telecom market has allowed some VoIP and mobile services to be assigned numbers from geographic ranges, although this is less common. For fixed-line subscribers, the number length is always ten digits (including the area code) when dialed nationally, and eleven digits internationally when including the country code.
Caller Instructions
For local callers within the 297 area, simply dial the seven-digit number. For national callers outside the area, dial 01 297 followed by the number. For international callers, dial your country's exit code (e.g., 011 from the US/Canada), then 52, then 297, and the seven-digit number. Always ensure you have the correct number of digits: the local number must be exactly seven digits, and the area code must be included for all non-local calls. Avoid dropping leading zeros, as Mexican numbering does not use trunk prefixes beyond the 01 for long-distance.