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Register an A2P Campaign (SMS)

Register an A2P campaign to explain your SMS use case, sample messages, and consent flow to U.S. carriers.

Who This Is For / When to Use

Use this article after your A2P brand is submitted or approved.


Step 1: Select Campaign Use Case

Choose the campaign use case that best matches how you send messages, then provide a clear description of:

  • Message purpose

  • Message timing

  • Recipient expectations

Replace all placeholders with your exact business name.


Step 2: Add Sample Messages

Provide at least two sample messages. Each message must include:

  • Contact or lead name

  • Sender name

  • Business name

  • Opt-out language (for example: Reply STOP to unsubscribe)

Indicate whether messages include links or phone numbers.


Step 3: Define User Consent

Explain how contacts opt in:

  • Website forms and URLs

  • Keyword-based opt-ins (for example, texting START)

Provide the opt-in confirmation message with business name and opt-out keyword.


Step 4: Submit Campaign

Submit the campaign for review. A confirmation message appears after successful submission.


Common Issues and Fixes

Campaign Rejected

  • Missing opt-out language in sample messages.

  • Consent explanation is unclear or incomplete.

  • Website URL is invalid or inaccessible.

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