Omnichannel messaging

Telesign’s messaging solutions empower you to code once and message across channels at global scale. Connect and engage with your customers anywhere in the world with SMS, RCS, WhatsApp, and Viber all together in one API.

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Personalized customer experiences
Omnichannel conversations
Globally scale

Reach more customers

Integrate a single Messaging API and start sending SMS, MMS, RCS, WhatsApp, and Viber messages to your customers today. Choose one or all five channels to broaden your programmable messaging strategy and expand your audience.

Global reach

Reach more customers with 120+ optimized points-of-presence and 700+ direct-to-carrier routes to efficiently scale your business.

Save time and resources

Eliminate redundant development efforts and achieve scalable growth with a single, unified API.

Flexible communications

From alerts and reminders to customer conversations, easily program communication for every interaction.

SMS messaging

When it comes to reaching your customers, SMS is the largest, most reliable channel. Telesign makes it easy to send and receive SMS text messages, alerts, updates, reminders, notifications, and one-time passcodes to your customers in real- time.


Unlock additional messaging power with in-message branding, pictures, gifs, videos, chatbots, and more on the next-gen A2P. You can then use pre-defined templates, suggested replies, suggested actions, and artificial intelligence for an optimal engagement experience.


Reach the 2B+ customers who use WhatsApp every day and deliver personalized alerts and reminders, facilitate conversational care, and send encrypted OTPs. Provide real-time fast customer support with message templates and rich media for a delightful customer experience.


Deliver rich, personalized experiences and guarantee the delivery of important alerts, reminders, and notifications, with Viber for Business. Reach, engage, and offer conversational communication to the 1.1 billion people who use Viber every day.

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"We needed a partner that could scale to support our ever-expanding global footprint. Telesign delivered the scale we were looking for."

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Chuck Mortimore
VP, Product Management, Identity, and Security

Salesforce delivers mobile verification

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