Toll-Free Numbers (TFN) - Sinch Community

Toll-Free Numbers (TFN)

Knowledge Base Articles

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Toll-Free Verified Sender Form

What error code will I see if my TFN messages are rejected as spam?

What error code will I see if my TFN messages are rejected for exceeding messaging limits?

What type of consent is required for 2FA or OTP message programs on TFN?

How do I submit my TFNs for verification in bulk?

What content is not allowed to be sent from a Toll-Free number?

What opt-in documentation is required for Toll-Free sender verification?

What are the traffic restrictions for Unverified and Pending Verification TFNs?

What happens when a Toll-Free message is identified as spam?

If my TFN is verified, does my throughput rate increase?

What happens if I migrate my verified Toll-Free number to Sinch?

Does Toll-Free sender verification apply to traffic in both the US and Canada?

How much does Toll-Free sender verification cost?

What should I do if my Toll-Free number is blocked for spam?

Can my traffic still be blocked if my Toll-Free number is verified?

Featured Article

Toll-Free Verified Sender Form

Community Manager

Sinch Toll-Free Sender Verification ensures better deliverability for messages from your toll-free number (TFN). TFNs that are not verified are subject to rate limits and blocking towards US and Canadian carriers.

To verify your TFN, complete the Toll-Free Verified Sender Form.