8x8 Voice for Microsoft Teams Guide for Administrators

Updated: 12/04/2025

8x8 Voice for Microsoft Teams

8x8 Voice for Microsoft Teams is a cloud-based PBX-to-PBX integration with Microsoft Phone System, which creates a seamless, behind-the-scenes integration of 8x8 Work phone service into Microsoft Teams.

Requirements

  • 8x8 X Series License
  • 8x8 Voice for Microsoft Teams license
  • Microsoft Azure AD for user Single Sign-On (SSO) is required to sign-in users in the 8x8 Teams app (Learn more.)
  • To enable outbound PSTN calling for users without a Teams Phone license:
  • For more information, please see the Help Guides below.

Web Help Guide

The previous 8x8 Voice for Microsoft Teams Deployment Guide has been superseded by our new guide for administrators, linked below.
This guide steps through the basics of setting up and synchronizing Microsoft Teams user accounts with their corresponding 8x8 user accounts, and using the 8x8 Voice for Microsoft Teams administrative portal.