A2P 10DLC Registration Operational Guide

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What is A2P 10DLC Registration?

A2P 10DLC is a messaging compliance system that enables businesses to send Application-to-Person (A2P) messages via 10-digit long code phone numbers in the United States. This comprehensive guide provides a detailed overview of A2P 10DLC, registration requirements, campaign use cases, compliance guidelines, and the impact on message delivery and pricing. Whether you're a small business or an ISV, understanding messaging compliance is crucial for maintaining reliable and effective communication with your audience.

How do I do the new registration?

Navigate: Settings(Bottom Left) ➡️ Phone Numbers ➡️ Trust Center

Click on Start Registration on the card "A2P Brand and Campaign Registration (SMS)"

If you don’t have an EIN, Select No, the business I’m registering does not have a Tax ID (E.g. EIN, CCN etc.).

If you do have an EIN, select Yes and enter your EIN information, then proceed.

Select ‘Next’

Enter basic business details, click ‘Next’