Skip to main content
A collage of images of people participating in Teams video calls and icons from Teams.

Voice over Internet Protocol (VoIP)

VoIP calls enable rich video calling, unlike traditional PSTN phone service. Try a VoIP call on Teams Phone1.

Make and receive VoIP calls with Teams Phone

Microsoft Teams Phone supports VoIP phone calls to anyone, whether they’re using a landline, mobile phone, or the Teams app.

Make VoIP calls right away

Start making VoIP calls from Teams Phone to anyone else who’s using Teams, no setup necessary.

Flexible setup options

Make calls from Teams Phone with or without a connection to the public switched telephone network.

Make video calls

Turn on your video to talk face-to-face with one person or a group no matter where you are.

Keep your existing connection

If you prefer to keep using the traditional phone network, Teams Phone can connect through that too.

Explore how VoIP works

VoIP converts signals from analog to digital before transmitting them over the internet. VoIP phones and devices use an app like Teams.

  • A Teams meeting on mobile with voice and video participants

    VoIP features

    Get a quick look at some of the helpful VoIP calling features in Teams.

    A person standing at a desk wearing over-the-ear headphones and looking at a desktop monitor.

    Call management

    Use innovative AI features like automatically routing calls based on time, location, and availability.

    A Teams video call with content sharing options being displayed.

    Screen sharing

    Share your screen during a call for better collaboration and productivity.

    A Teams meeting being recorded and a transcript being created in real time.

    Call recording

    Record a voice or video call for later reference so you can focus on the conversation instead of taking notes.

    A healthcare worker leaning against a wall holding a mobile phone and laughing.

    Cloud voicemail

    Receive and listen to your messages anywhere, anytime, on any device.

    A hand holding a mobile phone displaying the Make a Call screen in Teams.

    Call queues

    Set up greetings, hold messaging and music, and voicemail.

    A television displaying a Teams video call connected to a web camera, a speaker phone, a wireless keyboard and a wireless mouse.

    Device compatibility

    Using Teams for VoIP calls means you can choose from a wide variety of devices like headsets and speakerphones with flexible payment options.

    Back to tabs
  • A person smiling and holding a mobile phone to their ear.

    VoIP benefits

    Get a quick look at some benefits of voice over IP phone calls in Teams.

    A person using a laptop to participate in a Teams video call.

    Stay connected during remote and hybrid work

    Make video and conference calls over VoIP, so you can share and collaborate face-to-face no matter where you are.

    A Teams chat and a Teams call being displayed at the same time on a laptop.

    Maintain the flow of work

    Get more done without needing to switch apps with an all-in-one solution for calling, chat, meetings, and collaboration.

    A tablet displayed a Teams meeting next to over-the-ear headphones.

    Devices for every situation

    Using Teams for VoIP calls means you can choose from a wide variety of devices like headsets and speakerphones with flexible financing options.

    A hand holding a mobile phone starting a Teams call.

    Quickly set up and manage calls

    Easily add, monitor, and manage voice and video calling from the Teams admin center.

    A person sitting at a table with a laptop and holding a mobile phone to their ear and smiling.

    Get peace of mind from VoIP call reliability

    Experience high-quality voice and video calls virtually around the clock, because VoIP is as reliable as your internet connection.

    Back to tabs

Read more about calling in Teams

5 reasons to consolidate your cloud apps

How to get the most out of video conferencing

See how companies are using VoIP in Teams

Goodbye desk phone, hello Unified Communications: SAP turns to Microsoft Teams for mobile working worldwide

 “Teams fits well with our cloud-first strategy at SAP. Wherever possible, we want to buy software as a service rather than operating it ourselves. This was another key factor behind the rapid switch to Teams.”

Michael Bethke: IT Infrastructure Architect


A person wearing a headset participating in a Teams video call on their laptop.

Equipping 500,000+ employees with an up-to-date calling solution

Accenture is adding the latest generation of technology for calling, meeting, chat, and collaboration.

A group of coworkers in a meeting room participating in a Teams video call being displayed on a television on the wall.

Frequently asked questions

  • VoIP enables telephone calls using the internet instead of a traditional telephone network.

  • There are many advantages of VoIP phone service. VoIP phone service lowers costs, works well anywhere there’s a reliable internet connection, provides more capabilities than traditional phone service, is highly scalable, and is easy to install, configure, and maintain.

  • For businesses, the most popular reasons to switch from traditional phone service to voice over IP phone service are cost savings, reliability, scalability, and added calling capabilities such as video calling and conferencing.

  • Yes. Setting up VoIP for business does require VoIP calling software (an app or application), VoIP-enabled devices, a VoIP phone system, and a reliable internet connection. Learn more and get started here.
    For individuals, most mobile devices allow VoIP calling simply by switching from LTE to Wi-Fi calling in your device settings. Then, when you’re connected to Wi-Fi, your calls will be made using an internet provider versus through your wireless carrier network.

Get started with Microsoft Teams today

  • *Gartner does not endorse any vendor, product or service depicted in its research publications, and does not advise technology users to select only those vendors with the highest ratings or other designation. Gartner research publications consist of the opinions of Gartner’s research organization and should not be construed as statements of fact. Gartner disclaims all warranties, expressed or implied, with respect to this research, including any warranties of merchantability or fitness for a particular purpose.
  • [1]

    Availability of Audio Conferencing and Calling plans varies by country/region.

    See countries and regions that are supported for more information.

Follow Microsoft Teams