Routing rules that direct calls to another site's internal extension must prepend that site's site code to the extension.

Checked 2026-09-24

When using an internal extension, the site code must be prepended to the extension
Vendor
Zoom
Product
Zoom Phone
Subsystem
dial-plan
Deployment
multi-tenant, hybrid
Region
not restricted
Release range
current as of 2026-09-24
Checked
2026-09-24

Sources

Cite this note

APA

WarmTransfer. (2026, September 24). Zoom Phone routing and PSTN connectivity: source note zoom-phone-routing-site-code-prefix. WarmTransfer. https://warmtransfer.net/knowledge/claims/zoom-phone-routing-site-code-prefix

BibTeX

@misc{warmtransfer-claim-zoom-phone-routing-site-code-prefix,
  title  = {Zoom Phone routing and PSTN connectivity: source note zoom-phone-routing-site-code-prefix},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/zoom-phone-routing-site-code-prefix},
  note   = {Source note zoom-phone-routing-site-code-prefix, checked 2026-09-24}
}

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