Area Code 867 – Nuevo Laredo/Tamaulipas
The phone area code for Nuevo Laredo/Tamaulipas is 867 (international format +52867). Browse local exchange codes (NXX) and carrier assignments below.
📞 Exchange Codes (NXX) for Area Code 867
Select a central office code to view local carrier data and detailed information
📍 Geographic Location of Nuevo Laredo/Tamaulipas
Geographic Coverage and Administrative Jurisdiction
The area code 867 is a geographic National Destination Code (NDC) assigned to the northern border region of the state of Tamaulipas, Mexico. Its primary service area is the municipality of Nuevo Laredo, which shares a direct border with Laredo, Texas, USA, across the Rio Grande. The code also covers adjacent localities within the same metropolitan influence, including El Brasil, Nuevo Progreso, and San Ignacio in the surrounding rural areas. As a geographic code, 867 is tied to the PSTN (Public Switched Telephone Network) infrastructure of this specific region, and it is administered under the national numbering plan of Mexico, overseen by the Federal Telecommunications Institute (IFT).
Dialing Formats and Caller Instructions
For local callers within the 867 area code, the standard practice is to dial the seven-digit local subscriber number directly. However, for calls originating from any other area code in Mexico, the full national long-distance format must be used: 01 867 XXX XXXX. This includes the national long-distance prefix '01', followed by the area code and the local number. For international callers, the format is +52 867 XXX XXXX, where +52 is Mexico's country calling code. For example, to call a business in Nuevo Laredo from the United States, one would dial 011 52 867 XXX XXXX (or +52 867 XXX XXXX from a mobile phone).
Overlay and Numbering Considerations
Currently, the 867 area code does not have an overlay code, meaning it serves as the sole geographic code for Nuevo Laredo and its environs. However, due to the region's economic significance as a major trade hub, the IFT periodically reviews numbering resources to ensure sufficient capacity. Should demand increase, an overlay code could be introduced, which would require ten-digit dialing for all local calls. As of now, seven-digit dialing remains valid within the area code, but users should be aware of potential future changes.
Practical Usage and Economic Context
Nuevo Laredo is one of Mexico's busiest border crossings, with a strong presence of manufacturing (maquiladora) industries, logistics, and cross-border commerce. Consequently, the 867 code is heavily used by businesses, government offices, and residents who frequently communicate with counterparts in the United States. For foreign callers, it is essential to note that calls to 867 numbers are billed as international calls, and rates vary by carrier. For local businesses, having a geographic 867 number reinforces their physical presence in the region, which can be a trust signal for local customers.