Enable PSTN Calling in Microsoft Teams with Operator Connect.
Unlock full voice capabilities inside Microsoft Teams™ without hardware or configuration headaches. With Operator Connect powered by NUSO, businesses gain direct, secure access to the global PSTN—without sacrificing existing phone features.
Operator Connect streamlines the process of adding external calling to Microsoft Teams. Organizations provision numbers, manage users, and route calls—directly through Microsoft’s native admin interface, backed by NUSO’s global voice network.
Fast, Native Deployment – PSTN calling activates in just a few clicks—no SBCs or complex configuration required.
Enterprise-Grade Security – Calls route through NUSO’s encrypted, carrier-grade infrastructure with built-in failover.
Global Reach – Instantly activate domestic and international calling—scale across teams and locations.
NUSO, a Microsoft-certified Operator Connect Partner, simplifies deployment. Admins select NUSO in the Teams Admin Center and enable native PSTN voice—quickly and securely.
Seamless provisioning inside the Teams Admin Center
Connect existing phone numbers and services
Assign users, DIDs, and calling plans natively in Teams
Number porting, E911, and SIP Trunking included
24/7 support from Teams-certified NUSO engineers
NUSO Voice + Operator Connect = Simplicity & Scale
Reduce infrastructure overhead with a fully cloud-native solution
Easily connect existing phone numbers and services
Deploy with minimal IT resources
Manage calling plans and numbers directly in the Teams Admin Center
Ensure high-quality calling with direct Microsoft-NUSO peering
NUSO’s License Verification Pro helps Global Admins assess readiness for Operator Connect by reviewing user licenses and PSTN eligibility.
View assigned Teams licenses across the organization
Instantly verify PSTN calling compatibility
Receive actionable guidance on license adjustments
Ensure every user has the right licensing before rollout—avoid delays and simplify deployment.
Operator Connect delivers reliable PSTN voice inside Microsoft Teams—with native admin control, scalable architecture, and 24/7 NUSO support. Businesses retain familiar voice features while unlocking the power of modern cloud calling.
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Backed by responsive, 24/7 award-winning Service and Support teams, all NUSO solutions are engineered for reliability, flexibility, cost-effectiveness, and customization to fit the needs of every company, no matter the industry or size of the business.
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