Alphanumeric Sender IDs can be registered to comply with country requirements via the Twilio Console. This creates a request to register an Alphanumeric Sender ID with Twilio's Sender ID team. The Sender ID team will register the Alphanumeric Sender ID with the telecommunication carriers in the country where messages will be sent and follow up with you via an automatically created support ticket.

• Register an Alphanumeric Sender ID
• Register multiple Alphanumeric Sender IDs in a single country on one account
• Check your Alphanumeric Sender ID Registration Applications
• Check your Registered Alphanumeric Sender IDs
• Set, Remove or Change Default Sender ID
• Registered Default Sender IDs in Messaging Logs and Insights

 

Register an Alphanumeric Sender ID

You can register an Alphanumeric Sender ID for one or more countries at a time directly in the Twilio Console by navigating to "Phone Numbers -> Alphanumeric Sender ID" and clicking "Add a new Sender ID". You can find a direct link here.

You will be presented with a series of validations and forms to collect the required information for your registration. You can save and resume an application at any point in the registration flow. 

Once you have sent your application, a ticket will be created automatically with Twilio's Sender ID team who will update you on the status of the registration. You will also see the application progress in the "Applications" tab of the console. 

Ensure you are registering the Alphanumeric Sender ID in the parent account or subaccount that will use the Alphanumeric Sender ID. You can select the account in the top left corner of the Twilio Console.

You will need to provide the following information to complete Alphanumeric Sender ID Registration:

• The Alphanumeric Sender ID you want to use. Some countries may require specific formats. The console will prompt you if this is required for one of the countries you have selected
• Specify if the traffic is transactional or promotional
• Specify if you are the sender or if you are registering the Sender on behalf of someone else, eg. ISV end clients
• Documentation specific to the destination country. The console will prompt you with links to the required documentation for each country you select
• Business information such as address, email etc. This can be provided manually or through a Twilio Customer Profile
• An estimate of your monthly SMS volume, use case and message body examples

Register multiple Alphanumeric Sender IDs in a single country on one account

Starting from July 10th, 2024, you can register multiple Alphanumeric Sender IDs in the same country on the same account.

To register multiple Alphanumeric Sender IDs in a single country on the same account, you will need to follow the directions in section “How to register an Alphanumeric Sender ID” to create an application for each one of the Alphanumeric Sender IDs separately. You can register the same Alphanumeric Sender ID for multiple countries at the same time in a single application.

Check your Alphanumeric Sender ID Registration Applications

You can check the progress of your registration applications directly in the Twilio Console by navigating to "Phone Numbers -> Alphanumeric Sender ID" and selecting the "Applications" tab. You can also find a direct link here.

Your application will be in one of the following statuses:

• Draft: You have started an application but it has not yet been sent for review. To continue with your application:
  1. Click the three buttons in the "Actions" column
  2. Click "Continue Application"
• Submitted: Your application has been submitted to Twilio's Sender ID team. The "Country" column indicates the progress of each country you submitted the application for. 
• Completed: All the countries in your application have moved from "In Progress" to "Completed". You can now use your registered Alphanumeric Sender ID.

Check your Registered Alphanumeric Sender IDs

You can check which Alphanumeric Sender IDs you have registered and in which countries directly in the Twilio Console by navigating to "Phone Numbers -> Alphanumeric Sender ID" and selecting the "Sender ID List" tab. You can also find a direct link here.

If your Alphanumeric Sender ID is in different statuses across multiple countries, click into the Alphanumeric Sender ID name to see the specific status for each country.

Set, Remove or Change Default Sender ID

Please see this guide for how to configure Default Sender IDs as well as learn more about what the Default Sender ID is and how it works.

Registered Default Sender IDs in Messaging Logs and Insights

If you set a registered Sender ID as your Default Sender ID for a country, we automatically replace the value provided in the “From” parameter of the API Request with your Default Sender ID for all messages sent to that destination only when the “From” value does not match any of your other registered Sender IDs for that destination. You can read more about the Default Sender ID here.