Legal · US Telecom

10DLC / A2P SMS Compliance & Registration

Last updated: May 30, 2026 · Applies to U.S. SMS traffic

My Country Mobile's approach to U.S. application-to-person (A2P) text messaging, 10DLC registration, consent, and content rules.

10DLCA2P SMSTCR RegistrationTCPACTIA Guidelines

1. Purpose

This document describes My Country Mobile's approach to U.S. application-to-person (A2P) text messaging over 10-digit long codes (10DLC) and the registration and consent practices required by carriers and The Campaign Registry (TCR).

2. Brand and Campaign Registration

Before sending A2P SMS, MCM (or its customers, depending on the model) must complete the following steps:

01

Register the Brand

Submit business identity, registration details, and contact information to The Campaign Registry (TCR).

02

Register each Campaign

Define use case, sample messages, and opt-in/opt-out language. Obtain TCR approval before sending.

03

Associate Numbers

Link approved campaigns to the 10DLC numbers used for that messaging program.

Messages may be sent only to recipients who have given prior express consent appropriate to the message type.

Consent source

Must be documented (web form, verbal, paper)

Timestamp

Record date and time of opt-in

Language shown

Retain exact opt-in language displayed

Marketing messages

Require prior express written consent

4. Opt-out and Help

Opt-out keywords — must be honored immediately

STOPUNSUBSCRIBECANCELENDQUIT

Help keywords — provide assistance info

HELPINFO

Opt-outs must be processed immediately and recipients must not receive further messages after opting out (except a single confirmation message).

5. Content Rules

Prohibited content follows carrier and CTIA guidelines. The “SHAFT” categories are never permitted:

🚫

Sex

Adult/explicit content

🚫

Hate

Hateful or discriminatory content

🚫

Alcohol

Alcohol marketing without age gate

🚫

Firearms

Firearms sales or promotion

🚫

Tobacco

Tobacco / vaping / e-cigarettes

  • Illegal content and high-risk financial or unlawful messaging are prohibited.
  • Messages must not be misleading.
  • Messages must clearly identify the sender.

6. Customer Responsibilities

Customers using MCM for SMS must comply with this document, the Acceptable Use Policy, the TCPA, and carrier rules, and are responsible for their own consent records and message content.

7. Enforcement

Non-compliant traffic may be filtered or blocked by carriers and may result in suspension or termination by MCM.

✉️

Questions? Contact us at support@mycountrymobile.com