Source note · Troubleshooting Teams phone number assignment errors
A number that carries an assignment block (AssignmentBlockedState of BlockedForever or BlockedUntil) cannot be assigned to another user until the block is removed.
Checked 2026-09-30
- Vendor
- Microsoft
- Product
- MicrosoftTeams PowerShell module
- Subsystem
- assignment block
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- Teams PowerShell module 7.5.0 or later
- Checked
- 2026-09-30
Sources
- Get-CsPhoneNumberAssignment (MicrosoftTeams) — Microsoft · tier 2 current vendor documentation · Example 14 and Example 15; Outputs, AssignmentBlockedState; Notes (introduced in 7.5.0)
Cite this note
APA
WarmTransfer. (2026, September 30). Troubleshooting Teams phone number assignment errors: source note teams-number-assignment-errors-assignment-block. WarmTransfer. https://warmtransfer.net/knowledge/claims/teams-number-assignment-errors-assignment-block
BibTeX
@misc{warmtransfer-claim-teams-number-assignment-errors-assignment-block,
title = {Troubleshooting Teams phone number assignment errors: source note teams-number-assignment-errors-assignment-block},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/teams-number-assignment-errors-assignment-block},
note = {Source note teams-number-assignment-errors-assignment-block, checked 2026-09-30}
}