Source note · Troubleshooting Teams phone number assignment errors
Toll-free numbers can be assigned only to voice apps (auto attendants and call queues) and audio conferencing bridges, not to users.
Checked 2026-09-30
You can only assign toll-free numbers to voice apps (Auto attendants and Call queues) and Audio conferencing bridges.
- Vendor
- Microsoft
- Product
- Microsoft Teams Phone
- Subsystem
- number usage
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-09-30
- Checked
- 2026-09-30
Sources
- Manage the usage of a phone number - Microsoft Teams — Microsoft · tier 2 current vendor documentation · Introduction, 'Before changing the usage of a number', second bullet
Cite this note
APA
WarmTransfer. (2026, September 30). Troubleshooting Teams phone number assignment errors: source note teams-number-assignment-errors-toll-free-voice-apps. WarmTransfer. https://warmtransfer.net/knowledge/claims/teams-number-assignment-errors-toll-free-voice-apps
BibTeX
@misc{warmtransfer-claim-teams-number-assignment-errors-toll-free-voice-apps,
title = {Troubleshooting Teams phone number assignment errors: source note teams-number-assignment-errors-toll-free-voice-apps},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/teams-number-assignment-errors-toll-free-voice-apps},
note = {Source note teams-number-assignment-errors-toll-free-voice-apps, checked 2026-09-30}
}