Telnyx SMS Reference Guide
Get up to speed with everything you’ll need to know to get the most from Telnyx Programmable SMS. From our different messaging products, number types, configuration settings and limitations — it’s all here in one handy reference guide.
Pete Christianson

Telnyx offers toll-free, long code and short code SMS, conversational SMS, plus MMS. Read our guide to find out what's best for your use case.
Programmable SMS Guide Download
Learn more about:
- Our Programmable Messaging products — including toll-free, long code, short code, conversational SMS, plus MMS.
- Which product is right for your use case.
- Information about configuration settings and limitations including queuing, throttling, character limits, auto-responses and error codes.
To start sending SMS messages in minutes, check out our easy setup guide. Make sure you check out our SMS APIs Explained page for a deep-dive.
Share on Social