Source note · E.164 numbering and dial string normalization
Webex Calling internal extensions can be 2 to 10 digits long (default 4), and location routing prefixes 1 to 7 digits, with the first digit being the org's steering digit.
Checked 2026-09-23
- Vendor
- Cisco
- Product
- Webex Calling
- Subsystem
- dial plan settings
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-09-23
- Checked
- 2026-09-23
Sources
- Configure your Webex Calling dial plan — Cisco · tier 2 current vendor documentation · Internal dialing settings
Cite this note
APA
WarmTransfer. (2026, September 23). E.164 numbering and dial string normalization: source note e164-numbering-wxc-extension-prefix-lengths. WarmTransfer. https://warmtransfer.net/knowledge/claims/e164-numbering-wxc-extension-prefix-lengths
BibTeX
@misc{warmtransfer-claim-e164-numbering-wxc-extension-prefix-lengths,
title = {E.164 numbering and dial string normalization: source note e164-numbering-wxc-extension-prefix-lengths},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/e164-numbering-wxc-extension-prefix-lengths},
note = {Source note e164-numbering-wxc-extension-prefix-lengths, checked 2026-09-23}
}