Source note · Number porting and LNP workflows
Microsoft advises not disconnecting service with the current provider before porting completes, because inactive or disconnected numbers cannot be ported.
Checked 2026-09-24
- Vendor
- Microsoft
- Product
- Teams Phone - Microsoft Calling Plans
- Subsystem
- port-in
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-09-24
- Checked
- 2026-09-24
Sources
- What's a port order? - Microsoft Teams — Microsoft · tier 2 current vendor documentation · section 'When to disconnect your existing phone lines with your current service provider'
Cite this note
APA
WarmTransfer. (2026, September 24). Number porting and LNP workflows: source note number-porting-ms-do-not-disconnect-first. WarmTransfer. https://warmtransfer.net/knowledge/claims/number-porting-ms-do-not-disconnect-first
BibTeX
@misc{warmtransfer-claim-number-porting-ms-do-not-disconnect-first,
title = {Number porting and LNP workflows: source note number-porting-ms-do-not-disconnect-first},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/number-porting-ms-do-not-disconnect-first},
note = {Source note number-porting-ms-do-not-disconnect-first, checked 2026-09-24}
}