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Toll-Free numbers that are Pending Verification and are sending traffic will receive Sinch error code 64 "Blocked due to exceeded quota". 


Effective Jan 31, 2024, all toll-free numbers must be in a Verified state in order to originate traffic. For more info refer to What are the traffic restrictions for Unverified and Pending Verification TFNs?


Please see Toll-Free delivery report errors on the Sinch Developer site for a complete list of Toll-Free specific error codes.

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Last update:
‎04-24-2024 04:43 AM
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