The dial pad can be used like a typical phone to make a call to a phone number. (You can also type in names or groups.)

                  

To dial a number from Teams, go to Calls Calls button, and then enter the number of the person you want to reach by using the dial pad located on the left. Then click Call Calls button.  

                  

To call a person by name, type the name of a person into the dial pad. And to make group calls, enter multiple names and/or numbers, and click Call  Calls button .

                  

                     Teams dial pad-simple                 

                  

To access your dial pad during a call, go to your call controls and select Dial pad Dial pad button.  

                  

You can also check out the First things to know about calls in Microsoft Teams article for more calling options and features.

                  

Important: You won't be able to make a 911 emergency call if Teams isn't connected to the internet.