Area Code 791 – Ciudad Sahagun, HGO
The phone area code for Ciudad Sahagun, HGO is 791 (international format +52791). Browse local exchange codes (NXX) and carrier assignments below.
📞 Exchange Codes (NXX) for Area Code 791
Select a central office code to view local carrier data and detailed information
📍 Geographic Location of Ciudad Sahagun, HGO
Geographic Overview and Jurisdiction
The +52 791 country calling code and area code combination corresponds to a geographic numbering plan area in Mexico, specifically assigned to Ciudad Sahagún and its surrounding localities within the state of Hidalgo (HGO). This area code falls under the jurisdiction of the Federal Telecommunications Institute (IFT) and is designated for fixed-line PSTN services. Ciudad Sahagún, a significant industrial hub, hosts major manufacturing facilities and logistics operations, which influences the demand for reliable telecommunication infrastructure in the region.
Dialing Formats and Caller Instructions
For local callers within Mexico, dialing a number in the 791 area code requires the national long-distance prefix '01' followed by the area code and the seven-digit local number. For example, to reach a fixed line in Ciudad Sahagún, you would dial: 01 791 XXX XXXX. International callers must use Mexico's country code +52, followed by the area code (dropping the leading '0') and the local number: +52 791 XXX XXXX. It is essential to include the area code for all calls, even when dialing from a mobile phone within Mexico, as per the national numbering plan.
Geographic Coverage and Overlays
The 791 area code serves Ciudad Sahagún and neighboring communities in the state of Hidalgo, including parts of the municipalities of Tepeapulco and Tlanalapa. As of the latest IFT updates, no overlay codes have been assigned to this region, meaning the 791 code is the sole geographic prefix for the area. This simplifies dialing procedures, as there is no need for ten-digit dialing within the region; however, users should always include the area code when calling from outside the local area.
Technical Considerations for Businesses and Residents
Businesses operating in Ciudad Sahagún should ensure their telecommunication providers have correctly assigned numbers within the 791 range. For VoIP or PRI lines, proper configuration of the E.164 format is crucial for international call routing. When receiving calls from abroad, the caller must dial +52 791 followed by the local number. It is also advisable to verify that your service provider supports caller ID and emergency services correctly within this geographic area.