The Toll-Free phone number verification submission has been reviewed and it was rejected. Messaging traffic on this Toll-Free number is blocked until it's verified.
Verification is one component of ensuring A2P SMS is used by businesses in a legal and compliant manner. The review process looks at the business sending messaging (not the software powering it), the use case, sample content, the web presence, the opt-in/consent collected and associated website terms and privacy policies.
Your messaging use case requires a double opt-in process, but:
Double opt-in is required for certain use cases including shopping cart reminders.
Implement a double opt-in process for your specific use case
Ensure the process includes:
Document the complete double opt-in flow in your submission
Provide example messages for both steps of the double opt-in process
Why was my Toll Free Verification Rejected?