A Microsoft Operator Connect Partner



Customer satisfaction rating of our enterprise support


Monthly active Microsoft Teams users in 2022


Up to 50% savings with our pay-per-usage model

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Easy set up from purchase-to-portal

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Rely on Teams as your primary phone system

  • Call anyone, anywhere

    Microsoft’s service, Operator Connect, allows businesses to quickly turn Teams into a business phone system by enabling full PSTN connectivity. Users can now call anyone, anywhere, even if they don’t use Teams.

  • Ultimate quality

    With over 99.999% uptime and fully geo-redundant interconnections, you can rely on our best-in-class, nationwide network coverage.

  • Reliable emergency call routing

    We're one of the select few providers to offer secure, seamless emergency services through Microsoft Teams.

  • Enhanced support and customer experience

    Take advantage of our expert resources for service management, shared service level agreements with Microsoft, and automated, simple self-service portal to boost internal and external customer experience.

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Experience the ultimate call quality on a secure and reliable network

Get maximum reach and communicate securely and reliably with anyone over the largest nationwide network, with 94% population coverage — owned and operated by Sinch! 

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Manage critical emergency calls with confidence

Enable a seamless connection to emergency services through Microsoft Teams with an integrated E911 solution, with 911 nomadic location management, precision routing, and reliable call transport through our robust network infrastructure.

Cost savings

Save on hardware purchases and pay only for what you use.

Unmatched reliability

Interconnection powered by Sinch and Azure direct peering.

Emergency services

We're one of the very few 911 providers enabling emergency calling via Microsoft Teams.

Streamlined reporting

We provide combined call detail records to meet all customer reporting needs.

Simple provisioning and management

Administrators manage their own phone numbers through an API synced into Teams.

Five-star service quality

Enjoy resource and service management plus shared service level agreements with Microsoft.

24x7 support

Get all the support you need with our easy-to-use self-service portal supported by experts — around the clock!

Nationwide network coverage

We offer PSTN-enabled Teams calling over the largest U.S. network — 100% owned and operated by Sinch.

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Let's help you get started!

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