What is the country code for Mexico?

The country code for Mexico is +52.

How are mobile numbers structured in Mexico?

Mobile numbers in Mexico are structured with the country code +52, followed by the digit '1', the area code (2-3 digits), and the subscriber number (7-8 digits). For example, a mobile number in Mexico City would be formatted as +52 1 55 12345678.

What are the dialing procedures for international calls to Mexico?

To dial a number in Mexico from abroad, start with your country's international access code (e.g., 011 from the US), followed by Mexico's country code (+52), then the 10-digit phone number. For mobile numbers, include the digit '1' after the country code, e.g., 011 +52 1 55 12345678.

What recent changes have been made to Mexico's phone numbering plan?

As of August 3, 2019, Mexico eliminated the national long-distance prefixes (01, 044, and 045). All calls within Mexico are now dialed using the 10-digit format. Additionally, mobile number portability was introduced, allowing users to retain their numbers when switching providers.

Which major telecom operators are present in Mexico, and what are their number ranges?

Major telecom operators in Mexico include Telcel, Telmex, AT&T Mexico, and Movistar. Telcel, AT&T Mexico, and Movistar primarily use the +52 1 [2-9][0-9]{1,2} range for mobile numbers, while Telmex uses the +52 [2-9][0-9]{1,2} range for landline numbers.

What is the country code for Mexico?

The country code for Mexico is +52.

How do I dial a Mexican landline number from abroad?

To dial a Mexican landline number from abroad, use the international access code, then +52, followed by the 10-digit number. For example, 011 +52 55 12345678 from the US.

What prefix should I use for dialing Mexican mobile numbers internationally?

For dialing Mexican mobile numbers internationally, use the prefix '1' after the country code +52. For example, +52 1 55 12345678.

How many digits are there in a Mexican landline number?

A Mexican landline number, including the area code, has 10 digits.

What are the examples of toll-free numbers in Mexico?

Examples of toll-free numbers in Mexico include numbers starting with '800' or '888', such as +52 800 1234567.

When did Mexico eliminate national long-distance prefixes?

Mexico eliminated national long-distance prefixes on August 3, 2019.

What is the format for Mexican mobile numbers?

Mexican mobile numbers are formatted with a '1' prefix when dialed internationally, followed by the area code and subscriber number, such as +52 1 55 12345678.

Who manages phone numbers in Mexico?

The Federal Institute of Telecommunications (IFT) manages phone numbers in Mexico.

Can I keep my phone number if I switch providers in Mexico?

Yes, Mexico allows mobile number portability, enabling users to keep their phone numbers when switching providers.

What is the format for Mexican premium rate numbers?

Mexican premium rate numbers start with '900' and are 10 digits long, such as +52 900 1234567.

What are shared cost numbers in Mexico?

Shared cost numbers in Mexico start with '300' and are 10 digits long, such as +52 300 1234567.

What is the dialing procedure for domestic calls in Mexico?

For domestic calls in Mexico, dial the 10-digit number directly, regardless of whether it's a landline or mobile.

What should developers consider when handling Mexican phone numbers?

Developers should consider validation using regex, internationalization with the '1' prefix for mobiles, number portability, time zone handling, and storing numbers in E.164 format.

What are the major telecom operators in Mexico?

The major telecom operators in Mexico include Telcel, Telmex, AT&T Mexico, and Movistar.

What regular expression can be used to validate Mexican landline numbers?

The regular expression for Mexican landline numbers is /^\+52[2-9][0-9]{1,2}[0-9]{7}$/.

Are there any technical restrictions in Mexico's numbering plan?

There are no specific technical restrictions documented in Mexico’s numbering plan.

How do I dial a Mexican mobile number from the US?

To dial a Mexican mobile number from the US, use 011 +52 1 followed by the 10-digit mobile number.

What changes were made to the Mexican numbering plan in 2019?

In 2019, Mexico eliminated national long-distance prefixes and introduced mobile number portability.

What is the international prefix for calling out of Mexico?

The international prefix for calling out of Mexico is 00.

Understanding Phone Numbers in Mexico

Quick Reference

Country: Mexico
Country Code: +52
International Prefix: 00
National Prefix: None

Overview

This comprehensive guide offers a detailed analysis of Mexico's telephone numbering plan, covering the structure, formats, and dialing procedures essential for telecom professionals, developers, and systems administrators. Gain insights into the intricacies of Mexico's telecommunications system.

Number Formats

General Number Structure

Mexican phone numbers are organized as follows:

Country Code: +52
Area Code: 2-3 digits (e.g., 55 for Mexico City)
Subscriber Number: 7-8 digits

Landline Numbers

Landline numbers in Mexico are typically 10 digits, including the area code:

Format: [2-9][0-9]{1,2}[0-9]{7}
Example: +52 55 12345678 (Mexico City)

Mobile Numbers

Mobile numbers follow a similar structure to landlines but include a '1' prefix for international dialing:

Format: [1][2-9][0-9]{1,2}[0-9]{7}
Example: +52 1 55 12345678 (Mexico City)

Toll-Free Numbers

Toll-free numbers start with '800' or '888' and are 10 digits long:

Format: 800[0-9]{7} or 888[0-9]{7}
Example: +52 800 1234567

Premium Rate Numbers

Premium rate numbers begin with '900' and are 10 digits long:

Format: 900[0-9]{7}
Example: +52 900 1234567

Shared Cost Numbers

Shared cost numbers start with '300' and are 10 digits long:

Format: 300[0-9]{7}
Example: +52 300 1234567

Numbering Scheme (Regular Expressions)

Here are the regular expressions for validating Mexican phone numbers:

// Landline Numbers
/^\+52[2-9][0-9]{1,2}[0-9]{7}$/

// Mobile Numbers (International Format)
/^\+521[2-9][0-9]{1,2}[0-9]{7}$/

// Toll-Free Numbers
/^\+52800[0-9]{7}$|^\+52888[0-9]{7}$/

// Premium Rate Numbers
/^\+52900[0-9]{7}$/

// Shared Cost Numbers
/^\+52300[0-9]{7}$/

Dialing Procedures

Domestic Calls

Landline to Landline: Dial the 10-digit number (e.g., 55 12345678).
Landline to Mobile: Dial the 10-digit number (e.g., 55 12345678).
Mobile to Mobile: Dial the 10-digit number (e.g., 55 12345678).

International Calls

Outgoing: Dial the international access code (e.g., 011 from the US), followed by +52, then the 10-digit number.
- Example: 011 +52 55 12345678 (landline)
- Example: 011 +52 1 55 12345678 (mobile)
Incoming: International callers should dial +52 followed by the 10-digit number. Include '1' for mobiles.

Recent Changes to the Numbering Plan

As of August 3, 2019, Mexico eliminated national long-distance prefixes (01, 044, 045). All calls within Mexico now use a 10-digit format. Mobile number portability was introduced, allowing users to retain numbers when switching providers.

Number Portability

Mexico's mobile number portability allows users to switch providers while keeping their numbers, a change implemented by the Federal Institute of Telecommunications (IFT) on August 3, 2019.

Major Telecom Operators and Number Ranges

Operator	Number Range	Type
Telcel	+52 1 [2-9][0-9]2	Mobile
Telmex	+52 [2-9][0-9]2	Landline
AT&T Mexico	+52 1 [2-9][0-9]2	Mobile
Movistar	+52 1 [2-9][0-9]2	Mobile

Regulatory Body and Number Management

The Federal Institute of Telecommunications (IFT) manages and allocates phone numbers in Mexico, ensuring compliance with ITU-T recommendations.

Technical Restrictions and Special Cases

There are no specific technical restrictions or special cases documented in Mexico’s numbering plan. The IFT manages premium and toll-free numbers to prevent misuse.

Technical Considerations for Developers

When handling Mexican phone numbers in software systems, consider:

Validation: Use regular expressions for number validation.
Internationalization: Include the '1' prefix for mobile numbers dialed from abroad.
Portability: Account for number portability in routing and billing.
Time Zone Handling: Consider Mexico's multiple time zones for scheduling.
Data Storage: Store numbers in E.164 format (e.g., +5215512345678) for compatibility.

For the latest on telecommunications regulations in Mexico, visit the Federal Institute of Telecommunications (IFT) website.

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