For external PSTN calls, a Teams Rooms Pro resource account probably also needs a PSTN path (a Calling Plan license, or an Operator Connect or Direct Routing number) and a phone number assigned through the standard Teams number-assignment process. The Teams Rooms documentation reviewed gives no step-by-step procedure for this.

inferred · Checked 2026-09-25

Vendor
Microsoft
Product
Microsoft Teams Rooms
Subsystem
PSTN connectivity
Deployment
multi-tenant
Region
not restricted
Release range
current as of 2026-09-25
Status
inferred
Checked
2026-09-25

Sources

Cite this note

APA

WarmTransfer. (2026, September 25). Teams Rooms and common area phones calling: source note teams-rooms-common-area-phones-rooms-pstn-inferred. WarmTransfer. https://warmtransfer.net/knowledge/claims/teams-rooms-common-area-phones-rooms-pstn-inferred

BibTeX

@misc{warmtransfer-claim-teams-rooms-common-area-phones-rooms-pstn-inferred,
  title  = {Teams Rooms and common area phones calling: source note teams-rooms-common-area-phones-rooms-pstn-inferred},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/teams-rooms-common-area-phones-rooms-pstn-inferred},
  note   = {Source note teams-rooms-common-area-phones-rooms-pstn-inferred, checked 2026-09-25}
}

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