Before Direct Routing numbers are ported to another Teams PSTN option, they must be unassigned from users and released from Microsoft's number inventory with New-CsOnlineTelephoneNumberReleaseOrder.
Checked 2026-09-25
- Vendor
- Microsoft
- Product
- Teams Phone Direct Routing
- Subsystem
- number management
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-09-25
- Checked
- 2026-09-25
Sources
- Enable users for Direct Routing — Microsoft · tier 2 current vendor documentation · Upload Direct Routing numbers to your tenant > Order history, Note
Cite this note
APA
WarmTransfer. (2026, September 25). Unified CM and Teams Phone coexistence during a migration: source note cucm-teams-coexistence-release-before-port. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-teams-coexistence-release-before-port
BibTeX
@misc{warmtransfer-claim-cucm-teams-coexistence-release-before-port,
title = {Unified CM and Teams Phone coexistence during a migration: source note cucm-teams-coexistence-release-before-port},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cucm-teams-coexistence-release-before-port},
note = {Source note cucm-teams-coexistence-release-before-port, checked 2026-09-25}
}