Area Code 422 – Michoacan
The phone area code for Michoacan is 422 (international format +52422). Browse local exchange codes (NXX) and carrier assignments below.
📞 Exchange Codes (NXX) for Area Code 422
Select a central office code to view local carrier data and detailed information
📍 Geographic Location of Michoacan
Overview of Area Code 422
Area code 422 is a geographic numbering plan area within the Mexican national numbering plan, assigned to the state of Michoacán. Specifically, it serves the central-western portion of the state, with its primary hub in the city of Queréndaro and covering surrounding municipalities such as Zinapécuaro, Indaparapeo, and Álvaro Obregón. This region is characterized by a mix of urban centers and rural communities, with economic activities ranging from agriculture to small-scale manufacturing.
Dialing Formats and Usage
When dialing a number within area code 422 from within Mexico, the national long-distance format is used: 01 422 XXX XXXX. The leading 01 is the national long-distance prefix. For callers from outside Mexico, the international format is +52 422 XXX XXXX, where +52 is Mexico's country calling code. The local number is eight digits long, and the area code is an integral part of the complete national number.
It is important to note that Mexico has implemented an overlay in many regions, but area code 422 currently operates as a standalone code without an overlay. However, due to numbering resource optimization, some areas may have introduced additional codes, so it is always advisable to confirm the correct dialing sequence with your service provider.
Caller Instructions
- Local callers within the 422 area should dial only the eight-digit local number (XXX XXXX) when calling within the same area code.
- National callers from other parts of Mexico must dial 01 422 XXX XXXX.
- International callers must dial +52 422 XXX XXXX (or the appropriate international access code from their country, followed by 52 422 XXX XXXX).
Administrative Jurisdiction
The 422 area code falls under the regulatory oversight of the Instituto Federal de Telecomunicaciones (IFT), Mexico's telecommunications regulatory body. It is part of the Michoacán numbering region, which is subdivided into several area codes to serve different parts of the state. The assignment of geographic area codes follows ITU-T E.164 recommendations, ensuring global interoperability.
For businesses and individuals, understanding the correct dialing format is essential for seamless connectivity. Whether you are placing a local call to a nearby town or receiving international calls, using the proper prefix ensures your call routes efficiently through the PSTN or mobile networks.