Microsoft's example tenant dial plan rule for organization extension dialing matches a short extension pattern such as ^(\d{3})$ and translates it to a full E.164 number, created with New-CsVoiceNormalizationRule and added with Set-CsTenantDialPlan.

Checked 2026-09-24

Vendor
Microsoft
Product
Teams Phone
Subsystem
dial plans
Deployment
multi-tenant
Region
not restricted
Release range
current as of 2026-09-24
Checked
2026-09-24

Sources

Cite this note

APA

WarmTransfer. (2026, September 24). Building a hybrid Unified CM and Teams Phone environment for a phased migration: source note cucm-teams-hybrid-build-dp-extension-rule. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-teams-hybrid-build-dp-extension-rule

BibTeX

@misc{warmtransfer-claim-cucm-teams-hybrid-build-dp-extension-rule,
  title  = {Building a hybrid Unified CM and Teams Phone environment for a phased migration: source note cucm-teams-hybrid-build-dp-extension-rule},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/cucm-teams-hybrid-build-dp-extension-rule},
  note   = {Source note cucm-teams-hybrid-build-dp-extension-rule, checked 2026-09-24}
}

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