Verizon Calling with Microsoft Teams

Verizon's product enables Microsoft Teams Direct Routing for calling outside your Teams environment.

What it is

A flexible bundled solution of cloud-based software and services that extends connectivity for Microsoft Teams beyond your network and allows for integrations with other telephony services.

Man in wheelchair at his work desk speaking on a headset

Flexible integration

Verizon Calling with Microsoft Teams provides the flexibility to integrate with existing call centers, legacy phone system equipment or third-party SIP providers.

Connect with call centers, existing phone systems, and third-party (Session Initiation Protocol) SIP services in multinational enterprises, company acquisitions, and government agencies seeking  a unified communications platform.

Session Border Controllers

Uses dedicated,  fully managed, and redundant devices called Session Border Controllers (SBCs) to securely connect your Microsoft Phone system to calling outside your organization.

Your choice

Verizon Calling with Microsoft Teams includes the expertise of our Consulting Services organization to help you plan, configure,  implement and manage your SBC as a Service and your Microsoft Teams Phone environments. Your organization can choose to self manage your Microsoft Teams Phone environment for a cost savings.



With Teams as your full, unified communications platform you no longer need additional services, devices and support.

Managed complexity

Connect call centers, multinational enterprises, new acquisitions, existing phone systems, third-party SIP services or other complex calling needs.

Proven network

Verizon’s wireless and global voice networks deliver the quality, reliability and security required to enable calling outside your organization.


Comprehensive experience

Leverage our experience as a unified communications provider, along with our industry leading SIP trunking and network services.


Take advantage of monthly, per-user pricing, managed services and automatic software upgrades.

Easily integrated

Verizon Calling with Microsoft Teams can be easily integrated into your Teams environment with minimal interruption to existing services.

Industry-leading SIP trunking

Open up collaborative possibilities for your workforce, including mobility, video conferencing and online meetings.

Global coverage

Coverage in over 110 countries VIA Verizon's SIP network, global operational experience and 3rd party SIP providers.

Enterprise-class security

Protect your organization from a range of phone-based threats.

Expand all

Why choose us


consecutive SIP market leadership awards*



of Fortune 500 served


for advanced business voice services and UCaaS**

Customer success story

European law firm

Find out how one company connected a global workforce in 95 countries to improve productivity and provide a better customer experience.


No “one size fits (c)all” for Microsoft Teams

Enterprises need flexible communication solutions and broad connectivity options. Microsoft Teams and Verizon can help.

Oct 10, 2023

Read the ebook

If only you could call everyone using Teams.

Now you can. With Microsoft Phone System and an add-on external calling plan you can phone anybody.

Interact and learn

Are your unified communications user-friendly enough?

Give employees richer communications experiences to unleash their potential and improve performance and innovation.

Interact and learn

Solutions Brief

Work better together.

Discover how Verizon Calling with Microsoft Teams can help you improve team collaboration and workforce productivity.

Jan 7, 2021,  4 min read

Read the brief

Get better business results.

See how a global food producer connects field, office and factory using Verizon Calling with Microsoft Teams.

Jan 7, 2021,  2 min read

Read the case study

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Yes. We anticipate many customers will require multiple products to best serve the communication needs of the various employee roles within their company.

Yes. It is a straightforward migration of telephone numbers from the existing Verizon service to Verizon Calling with Microsoft Teams.

No. The service can be provided with all cloud-based components. Verizon can provide on premises SBCs or other devices for special service needs such as international regulatory compliance or analog device support.

Yes. There is a 750 seat minimum per region.

The service includes a Session Border Controller as a Service product that can be configured by Verizon for secure interconnectivity and needed translations for SIP connectivity between existing systems and Microsoft Teams Phone.

The service is designed around a Session Border Controller as a Service allowing for VoIP connectivity to Microsoft Teams in more complex environments requiring capabilities like connectivity to or controlled migrations from legacy phone system equipment, connectivity to call centers, third party SIP integration, analog device connectivity, or special configurations for international regulatory requirements.

Verizon Calling with Microsoft Teams provides a monthly per seat price for the service and service options. No capital investment or one time fees. This allows for communications budget planning with no surprises.

*Frost & Sullivan North American VoIP Access and SIP Trunking, May 2023.

** UC as a Service (UCaaS) Scorecard, North America, 2021; Diane Myers, Omdia, May 2021.


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