If you have applied Teams audio conference, there is a phone number and conference ID in the meeting invite.
The meeting organizer needs to dial the phone number, enter the conference ID and PIN code to create the meeting.
Participants need to dial the phone number and enter a conference ID to join the meeting.
If the phone number in your invite is not your local number, click Find a local number to find.
If you do not know your PIN code, you can click Reset PIN to reset.