Twilio: How do I check if my numbers are registered for A2P 10DLC?

If you have already registered for A2P 10DLC, but are not sure of the status of your numbers, please follow these steps:

1. Log in to your Twilio Console.
2. Look for the Active Numbers page.
   
3. In the blue banner at the top of the screen, look for “Request CSV Report“ , or use this direct link.
   
4. Click “Generate a new report”.
5. When the report is ready, an email will be sent to the email address configured in your User Settings in Twilio.
   
6. When report is ready, click “Download CSV report”.
   
7. The report filename will include the account SID and the timestamp the data was generated. Data is updated every 2 hours.

See Twilio’s support guide on verifying your US A2P 10DLC registration status here.