SMS References

A Alphanumeric sender ID: a type of SMS sending number used in the UK and Australia; it cannot send MMS messages or receive any text messages. The sender ID can be customized to match your brand.  ...

Overview Klaviyo SMS can only be set up by account Owners and Admins.  Learn how to review and edit your SMS settings to fit your business needs. Please note that SMS is available only in certain...

Overview Learn which phone number formats Klaviyo accepts when importing phone numbers for SMS marketing.  Accepted Phone Number Formats You can use several different formats for phone numbers with...

Overview See what features are available for Klaviyo SMS in different countries as well as the different compliance requirements.  Feature and Pricing Comparison Chart   US Canada UK Aust...

Overview Read about the major similarities and differences in countries where Klaviyo SMS is available. Klaviyo SMS is not available everywhere. Currently, you can only collect SMS consent and send...

Overview SMS is a highly regulated channel and is subject to stringent rules, regulations, and carrier requirements. Certain message content is prohibited and wireless carriers will reject SMS and ...

Overview When you have SMS or MMS messages in a flow, you will want to make sure that your audience is engaging with them. In particular, it’s important to check your click, conversion, and unsubsc...

Overview Once you send an SMS or MMS campaign, you may wonder what type of engagement rates to expect. For instance, what is an average click or conversion rate? What is the maximum unsubscribe rat...

SMS Metrics Understanding the metrics pulled into Klaviyo from your recipients’ interaction with your SMS messages is crucial to gaining insight into how your marketing is performing. In this artic...

Overview Wireless carriers, including AT&T, Verizon, T-Mobile, and Sprint, monitor SMS sent over their networks to prevent the delivery of spam. When messages are sent from a 10-digit long number, ...