Error 30451
Product: Programmable SMS
ERROR - 30451
Toll-Free phone number verification unable to process - address invalid
Twilio is unable to process your Toll Free Verification request because it could not be validated by Twilio and could not be submitted for verification review.
Possible Causes
The toll-free phone number cannot be verified because the address is invalid. It could be due to:
- The provided address is not a valid US or Canada address
- Invalid State or Region
- Invalid Country
- Invalid House Number
- Invalid City
- Invalid Postal Code
- Invalid Street
- Invalid Address - multiple issues
Possible Solutions
Correct the address and resubmit the verification in Console via the Messaging Compliance API.
Forbidden message categories
https://support.twilio.com/hc/en-us/articles/360045004974-Forbidden-message-categories-for-SMS-and-MMS-in-the-US-and-Canada
Toll-Free best practices can be found at
https://support.twilio.com/hc/en-us/articles/360038172934-Information-and-best-practices-for-using-Toll-Free-SMS-and-MMS-in-the-US-and-Canada