Microsoft says the usual reason for a custom Teams dial plan is to support non-E.164 dialling such as extensions or abbreviated national dialling, and that Direct Routing or extension dialling needs extra call-routing configuration.
Checked 2026-09-25
- Vendor
- Microsoft
- Product
- Teams Phone
- Subsystem
- dial plans
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-09-25
- Checked
- 2026-09-25
Sources
- Microsoft Teams Dial plans for phone call routing — Microsoft · tier 2 current vendor documentation · Planning for tenant dial plans, Step 1; User dial plans with Direct Routing or extension dialing section
Cite this note
APA
WarmTransfer. (2026, September 25). Unified CM and Teams Phone coexistence during a migration: source note cucm-teams-coexistence-dial-plan-for-extensions. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-teams-coexistence-dial-plan-for-extensions
BibTeX
@misc{warmtransfer-claim-cucm-teams-coexistence-dial-plan-for-extensions,
title = {Unified CM and Teams Phone coexistence during a migration: source note cucm-teams-coexistence-dial-plan-for-extensions},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cucm-teams-coexistence-dial-plan-for-extensions},
note = {Source note cucm-teams-coexistence-dial-plan-for-extensions, checked 2026-09-25}
}