Clients that plan to run messaging campaigns on Toll-Free numbers in North America must complete a Verified Sender Form.
The Toll-Free Verified Sender form can be completed online here: Toll-Free Verified Sender Form
Alternatively, you can complete the form attached below and return to your Sinch Account Manager or email accountmanager@sinch.com
Watch this step-by-step tutorial to familiarize yourself with the basics of SMS and to learn how easy it is to send your first message with Sinch.
Sign up to the Sinch Dashboard and get started today or take a look at the Sinch SMS Product page to learn more about our SMS products.