Microsoft 365 Business Voice (without Calling Plan)

SKU ID: BUSINESS_VOICE_DIRECTROUTING
GUID: d52db95a-5ecb-46b6-beb0-190ab5cda4a8

What’s included2 service plans

Microsoft 365 Audio Conferencing
Microsoft 365 Phone System

Source: Microsoft, Product names and service plan identifiers for licensing (list of 23 September 2026).