Toll-Free SMS is the ability to send and receive SMS text messages on a toll-free number. In the US, this means numbers with toll-free area codes including 800, 888, 877, 866, 855, 844, and 833. A popular reason to use toll-free numbers for SMS is that they can be used for high-volume Application-to-Person (A2P) messaging and are much easier to gets started with and less expensive than Short Codes, which require a lengthy application and approval process.
This article covers why toll-free number SMS is useful and how to send and receive messages for toll-free SMS via the RingCentral API.