#PSTN

2 guides

Microsoft Teams Phone Licensing Explained

Understand Teams Phone licensing: what Teams Phone covers, when you need a Calling Plan, the free resource account license, and how PSTN options change what to buy.

MCSA Guru Team Oct 22, 2026 10 min read

Photographic illustration for Microsoft Calling Plan vs Operator Connect vs Direct Routing: laptop showing a video meeting and chat on a modern desk

Pillar Guide

Microsoft Teams

Microsoft Calling Plan vs Operator Connect vs Direct Routing

Compare Microsoft Calling Plan, Operator Connect, and Direct Routing for Teams Phone: cost, control, SBC needs, number porting, and which fits your organization.

MCSA Guru Team Jun 18, 2026 9 min read