Area Code 761 – Hidalgo
The phone area code for Hidalgo is 761 (international format +52761). Browse local exchange codes (NXX) and carrier assignments below.
📞 Exchange Codes (NXX) for Area Code 761
Select a central office code to view local carrier data and detailed information
📍 Geographic Location of Hidalgo
Overview of Area Code 761
Area code 761 is a geographic numbering plan area (NPA) within the Mexican public switched telephone network (PSTN), assigned under the North American Numbering Plan (NANP) framework but administered by the Instituto Federal de Telecomunicaciones (IFT). It serves the southern portion of the state of Hidalgo, encompassing the municipalities of Actopan, Ajacuba, El Arenal, Atotonilco el Grande, Francisco I. Madero, Huasca de Ocampo, Metepec, Mineral del Chico, Mineral del Monte, Omitlán de Juárez, San Agustín Tlaxiaca, San Bartolo Tutotepec, Santiago de Anaya, Singuilucan, and the city of Pachuca de Soto, which is the state capital and the largest urban center within the code.
Geographic Coverage and Administrative Jurisdiction
The 761 area code is designated for the region known as the Valle de Pachuca and surrounding areas. It borders other Mexican area codes, including 771 (also serving parts of Hidalgo) and 775 (covering the Tula region). The code is classified as a geographic allocation, meaning that numbers are tied to specific central office locations and are primarily used for fixed-line (PSTN) services, although some mobile operators may use them for legacy or special assignments.
Dialing Formats and Caller Instructions
For local callers within the 761 area code, the standard national dialing format requires the prefix 01 followed by the area code and the seven-digit local number. For example, to call a fixed line in Pachuca from another city in Mexico, you would dial 01 761 123 4567. International callers from outside Mexico must dial the Mexican country code +52, then the area code (without the leading 0), and the local number: +52 761 123 4567. When calling from a mobile phone within Mexico, it is common to omit the long-distance prefix and dial 761 123 4567 directly, as mobile networks automatically route the call.
Overlay and Numbering Considerations
As of the latest IFT updates, the 761 area code does not have an overlay, meaning that the 10-digit number format (area code + seven digits) is unique within its region. However, due to increasing 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 service providers, but the geographic nature of the code remains unchanged.
Practical Information for Businesses and Residents
Businesses operating in the region often use local numbers to establish a presence in the local market. For customer service lines, it is essential to display the correct international format on websites and marketing materials to facilitate calls from abroad. Residents and businesses should also note that while VoIP services are available, they may not always display the caller ID with the 761 area code if the service is not configured for local presence.