If the resource account's number is removed, reassigned or ported, the Shared Calling policy stays in place but outbound calls fail for users still set to call from that number.

Checked 2026-09-25

Vendor
Microsoft
Product
Teams Phone
Subsystem
Shared Calling policy
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-number-removed-fails. WarmTransfer. https://warmtransfer.net/knowledge/claims/teams-shared-calling-number-removed-fails

BibTeX

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

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