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- Telesign Communications Platform
Telesign Communications Platform
Los Angeles, California, United States
What it is
Telesign Communications Platform provides APIs for customer communications, verification, and identity insights. Its Messaging API supports SMS, MMS, email, RCS, WhatsApp, and Viber through one API, with intelligent routing that can redirect failed messages through another carrier route or channel. Telesign says its SMS API reaches more than 230 countries and territories and over 80 languages. Customers can purchase or lease phone numbers with geographically accurate area and country codes. Developer resources include code samples and SDKs for C#, PHP, curl, Node.js, Python, Java, and Ruby. The free trial account requires no credit card and includes $5 in credit that does not expire. Telesign says its REST API uses TLS 1.2/1.3 and signed requests, and that the company is ISO 27001 certified and HIPAA compliant. Support is available 24/7 to current customers. Pricing is on request. The Messaging API is not available for purchase or use in mainland China.
For and against
For
- One API supports six listed messaging channels.
- SMS API reach spans 230+ countries and territories.
- Free trial includes $5 credit with no expiration.
- REST API uses TLS 1.2/1.3 and signed requests.
- 24/7 support is available to current customers.
Against
- Pricing is available on request.
- Messaging API is unavailable in mainland China.
The verdict
Telesign combines messaging APIs with verification and identity insights, plus developer resources and phone number support. Note that pricing requires an inquiry and Messaging API use is unavailable in mainland China.
Who it suits
It may suit developers building customer messaging, verification, or identity workflows through APIs. Its channel options and developer resources are relevant to teams needing messaging across multiple channels.
Plans and prices
Telesign Communications Platform
Pricing is not stated on the opened pages; contact sales
Read 30 Sep 2026 · telesign.com
On the record
- Availability limit
- The Messaging API page says the feature is not available for purchase or use in mainland China.telesign.com · read 30 Sep 2026
- Compliance
- Telesign's security page says the company is ISO 27001 certified and HIPAA compliant.telesign.com · read 30 Sep 2026
- Developer tools
- The Developer Center lists code samples and SDKs for C#, PHP, curl, Node.js, Python, Java, and Ruby.telesign.com · read 30 Sep 2026
- Global SMS reach
- Telesign says its SMS API reaches more than 230 countries and territories and 80+ languages.telesign.com · read 30 Sep 2026
- Integrations
- Telesign describes integration partners as organizations that integrate its data and communications capabilities into their offerings.telesign.com · read 30 Sep 2026
- Message delivery
- The Messaging API uses intelligent routing and can redirect failed messages through another carrier route or channel.telesign.com · read 30 Sep 2026
- Messaging channels
- Its Messaging API supports SMS, MMS, email, RCS, WhatsApp, and Viber through one API.telesign.com · read 30 Sep 2026
- Phone numbers
- Customers can purchase or lease phone numbers with geographically accurate area and country codes.telesign.com · read 30 Sep 2026
- Security
- Telesign's security page says its REST API uses TLS 1.2/1.3 and authenticates each call with signed requests.telesign.com · read 30 Sep 2026
- Support
- Telesign says its support team is available 24/7 to current customers.telesign.com · read 30 Sep 2026
- Trial account
- The Developer Center says a trial account is free, requires no credit card, includes $5 in credit, and the credit never expires.telesign.com · read 30 Sep 2026
- What it does
- Telesign provides APIs for customer communications, verification, and identity insights.telesign.com · read 30 Sep 2026
