ClickSend

Learn what TFNs are, why you need to register them, and how they help your messages reach customers in the US and Canada.

Introduction to toll-free numbers

Understand what you can and can’t do with a TFN, and how to stay compliant with carrier rules.

Compliance rules for toll-free numbers

A simple guide to registering your TFN and getting approved to message US and Canadian recipients.

How to register a toll-free number

Common questions about using, registering, and managing a TFN for business messaging.

Frequently asked: Toll-free numbers

Your guide to TFNs (US)

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