Numbers that cannot be used as a substitute outbound caller ID include Calling Plan or Operator Connect numbers with usage type User, any Direct Routing number assigned to a user, and Skype for Business Server on-premises numbers.

Checked 2026-09-30

Vendor
Microsoft
Product
Microsoft Teams Phone
Subsystem
caller-id-policy
Deployment
multi-tenant
Region
not restricted
Release range
current as of 2026-09-30
Checked
2026-09-30

Sources

Cite this note

APA

WarmTransfer. (2026, September 30). Setting up Teams voice routing policies and dial plans: source note teams-voice-routing-setup-clid-not-allowed. WarmTransfer. https://warmtransfer.net/knowledge/claims/teams-voice-routing-setup-clid-not-allowed

BibTeX

@misc{warmtransfer-claim-teams-voice-routing-setup-clid-not-allowed,
  title  = {Setting up Teams voice routing policies and dial plans: source note teams-voice-routing-setup-clid-not-allowed},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/teams-voice-routing-setup-clid-not-allowed},
  note   = {Source note teams-voice-routing-setup-clid-not-allowed, checked 2026-09-30}
}

Read in context