Each Webex Calling location's routing prefix must be unique, and the routing prefix length can be 1 to 7 digits.
Checked 2026-09-24
- Vendor
- Cisco
- Product
- Webex Calling
- Subsystem
- numbering
- Deployment
- multi-tenant
- Region
- not restricted
- Release range
- current as of 2026-09-24
- Checked
- 2026-09-24
Sources
- Configure your Webex Calling dial plan — Cisco · tier 2 current vendor documentation · Configure your Webex Calling dial plan > Location Routing Prefix Length
Cite this note
APA
WarmTransfer. (2026, September 24). Unified CM and Webex Calling coexistence during a migration: source note cucm-webex-calling-coexistence-routing-prefix. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-webex-calling-coexistence-routing-prefix
BibTeX
@misc{warmtransfer-claim-cucm-webex-calling-coexistence-routing-prefix,
title = {Unified CM and Webex Calling coexistence during a migration: source note cucm-webex-calling-coexistence-routing-prefix},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/cucm-webex-calling-coexistence-routing-prefix},
note = {Source note cucm-webex-calling-coexistence-routing-prefix, checked 2026-09-24}
}