Source note · Enterprise dial plan design and normalization
If a Teams normalization rule outputs a number without a leading '+', the calling service tries to normalize it again with tenant and regional rules. Microsoft recommends that all rules output numbers starting with '+'.
Checked 2026-09-23
To avoid double normalization, it's recommended that all normalization rules result in numbers starting with a "+".
- Vendor
- Microsoft
- Product
- Teams Phone
- Subsystem
- normalization rules
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-09-23
- Checked
- 2026-09-23
Sources
- Create and manage dial plans — Microsoft · tier 2 current vendor documentation · Using the Microsoft Teams admin center > Create a dial plan, step 4 Note
Cite this note
APA
WarmTransfer. (2026, September 23). Enterprise dial plan design and normalization: source note dial-plan-design-teams-plus-avoids-double-norm. WarmTransfer. https://warmtransfer.net/knowledge/claims/dial-plan-design-teams-plus-avoids-double-norm
BibTeX
@misc{warmtransfer-claim-dial-plan-design-teams-plus-avoids-double-norm,
title = {Enterprise dial plan design and normalization: source note dial-plan-design-teams-plus-avoids-double-norm},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/dial-plan-design-teams-plus-avoids-double-norm},
note = {Source note dial-plan-design-teams-plus-avoids-double-norm, checked 2026-09-23}
}