Connect Your Phone System with Microsoft Teams

Add phone calling to Microsoft Teams with Ultatel's Microsoft-certified Session Border Controller (SBC).
Solution Certified for Microsoft Teams

Trusted by more than 50,000 users who value the power of connection.

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Ultatel Microsoft Teams Certified SBC Plans

Empower Microsoft Teams with Intelligent Voice & Advanced Calling

Seamlessly integrate robust, AI-enhanced voice capabilities into your Teams environment with Ultatel’s certified SBC solutions.

SBC Only
(BYO Carrier)

Starts at
$2
Per month / user
Contact Sales

Best for: Businesses with existing SIP trunks/carrier relationships needing reliable, certified Teams voice integration.

SBC +
Ultatel Calling Plan

Starts at
$10
Per month / user
Includes calling plan, billed annually

Best for: Businesses wanting a fully managed Teams voice solution with Ultatel’s reliable network, calling plans, and foundational AI for Teams calls.

SBC with Complete Ultatel Cloud PBX
(AI-Powered)

Starts at
$26
Per month / user
Includes full PBX & AI, billed annually

Best for: Organizations seeking to transform Teams into a comprehensive communication hub with Ultatel’s full advanced Cloud PBX features and deep AI insights.

Don't just take our word for it.
See what our customers have to say.

5 Stars Ultatel
Ultatel, best support G2, 2025, award
Ultatel, High performer Award, G2 2025
Momentum leader G2, Ultatel

Enjoy better service at an incredible value. Guaranteed.

Ultatel isn't the only unified communications provider out there, but we're the best at helping our customers be successful. With white-glove service and live support included with every plan, we just do things differently.
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Microsoft-certified SBC

Fully-managed onboarding included

24/7/365 live support included

Advanced AI analytics

Overall value

Ready to experience the Ultatel difference?
Get started today.

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Award-Winning
Unified Communication Platform

Trusted by Companies of All Sizes.

Ultatel, best support G2, 2025, award
Ultatel, High performer Award, G2 2025
Momentum leader G2, Ultatel
Front runners, software advice 2025, Ultatel
“We absolutely love the reliability of service and the responsiveness of the team”
Nicole Sithithavorn, Remodel USA

#1 Rated in Contact Center Overall Value and Customer Support

We’re honored to be Ranked #1 in Overall Value and Customer Support by the buyer community on Software Advice. ULTATEL is the only provider that achieved a perfect 100 score on Customer Support from the buyer community on Software Advice. Software Advice has helped over 800,000 businesses select software with live, one-on-one tailored support with software and industry experts.
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Award-Winning
Unified Communication Platform

Trusted by Companies of All Sizes.

Ultatel, best support G2, 2025, award
Ultatel, High performer Award, G2 2025
Momentum leader G2, Ultatel
Front runners, software advice 2025, Ultatel
“We absolutely love the reliability of service and the responsiveness of the team”
Nicole Sithithavorn, Remodel USA
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Talk to an Ultatel Expert

Award-Winning
Unified Communication Platform

Trusted by Companies of All Sizes.

Ultatel, best support G2, 2025, award
Ultatel, High performer Award, G2 2025
Momentum leader G2, Ultatel
Front runners, software advice 2025, Ultatel
“We absolutely love the reliability of service and the responsiveness of the team”
Nicole Sithithavorn, Remodel USA
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Award-Winning
Unified Communication Platform

Trusted by Companies of All Sizes.

Ultatel, best support G2, 2025, award
Ultatel, High performer Award, G2 2025
Momentum leader G2, Ultatel
Front runners, software advice 2025, Ultatel
“We absolutely love the reliability of service and the responsiveness of the team”
Nicole Sithithavorn, Remodel USA
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Award-Winning
Unified Communication Platform

Trusted by Companies of All Sizes.

Ultatel, best support G2, 2025, award
Ultatel, High performer Award, G2 2025
Momentum leader G2, Ultatel
Front runners, software advice 2025, Ultatel
“We absolutely love the reliability of service and the responsiveness of the team”
Nicole Sithithavorn, Remodel USA