Yes, there is a documented process for US A2P 10DLC (Application-to-Person 10-Digit Long Code) registration to help you prepare. Here’s a clear summary:
US A2P 10DLC Registration — Overview
What is A2P 10DLC?
A2P 10DLC is the US carrier-verified messaging system for business messaging over standard 10-digit phone numbers. Registration is required to ensure high message deliverability, protect consumers, and meet compliance standards.
Registration Steps
1. Determine Your Business Type
- Are you a direct business, ISV (Independent Software Vendor), or Sole Proprietor? Your path may vary slightly.
2. Gather Required Information
- Business legal name, address, EIN (Tax ID), business type, and contact details.
- Intended use cases for messaging (e.g., marketing, notifications, 2FA).
- Sample message content, opt-in/opt-out/help messaging.
3. Register Your Brand
- This verifies your company through Twilio’s Trust Hub (Twilio integrates with The Campaign Registry).
4. Register Campaigns
- Choose applicable campaign use cases (e.g., 2FA, marketing, customer care).
- Define message flow, provide sample copy, set opt-out/in keywords.
5. Assign Numbers
- Attach your 10DLC numbers to registered campaigns via your Twilio Messaging Service.
6. Approval and Messaging
- Once approved, you can begin sending compliant A2P SMS/MMS traffic to US numbers.
Key Tips
- There are standard and special use cases; special ones (like political or emergency messaging) may require more vetting.
- The process helps ensure better throughput and lower risk of your messages being filtered by carriers.
- Fees and limits exist based on campaign/brand type and use case.
Helpful Resources
- See an overview of campaign use cases, requirements, and relevant limits in this reference: List of campaign use case types for A2P 10DLC registration Twilio Help Center.
- Comprehensive process and compliance information: What is A2P 10DLC? Twilio Help Center
NOTE: See the Registration checklist attached to this document.