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Sinch Engage
USA & Canada Documentation
Toll-Free Number (TFN) Verification
Toll-Free Number (TFN) FAQs
Toll-Free Number (TFN) FAQs
Can messages be blocked, even if my TFN is verified?
How do I get a TFN added to my account?
How do I send to other numbers on my free trial?
I’ve got a verified TFN, why was my message blocked?
What happens to the trial TFN when I upgrade to a paid account?