Webex Calling enhanced emergency calling (RedSky) is available in the US, its territories and Canada; locations elsewhere continue to send emergency calls to the PSTN.

Checked 2026-09-24

International locations continue to use PSTN.
Vendor
Cisco
Product
Webex Calling
Subsystem
emergency calling
Deployment
multi-tenant
Region
us, us territories, canada
Release range
current as of 2026-09-24
Checked
2026-09-24

Sources

Cite this note

APA

WarmTransfer. (2026, September 24). Building a hybrid Unified CM and Webex Calling environment for a phased migration: source note cucm-webex-calling-hybrid-build-e911-us-canada. WarmTransfer. https://warmtransfer.net/knowledge/claims/cucm-webex-calling-hybrid-build-e911-us-canada

BibTeX

@misc{warmtransfer-claim-cucm-webex-calling-hybrid-build-e911-us-canada,
  title  = {Building a hybrid Unified CM and Webex Calling environment for a phased migration: source note cucm-webex-calling-hybrid-build-e911-us-canada},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/cucm-webex-calling-hybrid-build-e911-us-canada},
  note   = {Source note cucm-webex-calling-hybrid-build-e911-us-canada, checked 2026-09-24}
}

Read in context