Mexico — SMS Sender ID Regulations | SMSala

01 — Regulations

Domestic vs International

Requirements differ by who is sending. Pick the scope that matches your business.

Sender ID registration is required for Mexico. The current requirements are shown below as provided by the SMSala Sender ID team.

Sender capabilities

Alphanumeric Sender IDSupported

Short codeSupported

Long numericNot supported

Sender formatAlphanumeric

Approval time20-Days

FeesNo Fees

ScopeDomestic company

Registration requirements

Registration requiredYes

Restrictions

Other Scams

Regulatory

Phishing

Explicit Content

Gambling

Gambling - only OTP allowed. Political and adult content is not allowed.

Sending rules

URL restrictionsNo

OTPNo

Opt-out mandatoryNo

Allowed hours (Mon–Fri)MON - FRI: 08:00:00 - 20:00:00; [-6] - Mexico City, Federal District, Mexico

Allowed hours (Sat)SAT: 08:00:00 - 20:00:00; [-6] - Mexico City, Federal District, Mexico

Allowed hours (Sun)SUN: 08:00:00 - 20:00:00; [-6] - Mexico City, Federal District, Mexico

02 — Operators

Operator regulations

3 networks carry SMS traffic in Mexico. MNP is live in most markets — run an HLR lookup before routing.

TelcelMCC 334 · Registration required

AT&T MexicoMCC 334 · Registration required

MovistarMCC 334 · Registration required

03 — Compliance

Additional compliance notes

Country & operator-specific guidance maintained by the Sender ID team.

Requirements

Company name,Company website,Date,Delivery Schedule,Headquarters address,Industry,Message Example,Opt-in method,Opt-out method,Privacy Policy,Relationship between company and Sender,Terms and Conditions,Traffic origin,Type of Traffic,Use case description

Required documents

N/A

Need help registering your Sender ID?

Our compliance specialists assist with registration requirements, document review, operator approvals, and both domestic and international onboarding.

Contact sales Talk to compliance team

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