With Teams Phone Shared Calling, users do not each get a phone number; the phone number of a resource account associated with an Auto attendant is used for their inbound and outbound PSTN calls.

Checked 2026-09-25

With Shared Calling, instead of assigning a phone number to every user, you use the phone number of a resource account associated with an Auto attendant for inbound and outbound PSTN calls.
Vendor
Microsoft
Product
Teams Phone
Subsystem
Shared Calling
Deployment
multi-tenant
Region
not restricted
Release range
current as of 2026-09-25
Checked
2026-09-25

Sources

Cite this note

APA

WarmTransfer. (2026, September 25). Microsoft Teams shared calling and call delegation: source note teams-shared-calling-definition. WarmTransfer. https://warmtransfer.net/knowledge/claims/teams-shared-calling-definition

BibTeX

@misc{warmtransfer-claim-teams-shared-calling-definition,
  title  = {Microsoft Teams shared calling and call delegation: source note teams-shared-calling-definition},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/teams-shared-calling-definition},
  note   = {Source note teams-shared-calling-definition, checked 2026-09-25}
}

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