Monterrey, one of Mexico’s largest cities, uses a specific area code. Knowing this code is vital for effective communication.
The Basic Area Code
The area code for Monterrey is 81. This code must be India Phone Number List dialed before the local number when making calls.
History of the Area Code
Monterrey’s area code has evolved over time. Previously, the area code was 8, which changed to 818, and then to 81.
Dialing Format
For local calls within Monterrey, dial 81 followed by the eight-digit local number. For example, 81-1234-5678.
National Calls
To call Monterrey from another Mexican city, dial 01, followed by 81 and the eight-digit number. For example, 01-81-1234-5678.
International Calls
To call Monterrey from abroad, dial the international Afghanistan Phone Number List access code, Mexico’s country code (52), followed by 81 and the number. For example, +52-81-1234-5678.
Mobile Numbers
Mobile numbers in Monterrey also use the 81 area code. The format remains the same, ensuring uniformity in dialing.
