For Microsoft-provided numbers, outbound PSTN from a resource account needs a funded pay-as-you-go license, Communications credits, or Telco pay-as-you-go overage (New Commerce); Calling Plan licenses on resource accounts stopped being supported for this on 2025-11-01.

Checked 2026-09-24

On November 1, 2025, Calling Plan licenses on resource accounts stopped being supported for On-Behalf-Of PSTN outbound calls.
Vendor
Microsoft
Product
Microsoft Teams Phone
Subsystem
outbound-pstn
Deployment
multi-tenant
Region
not restricted
Release range
from 2025-11-01; current as of 2026-09-24
Checked
2026-09-24

Sources

Cite this note

APA

WarmTransfer. (2026, September 24). Microsoft Teams auto attendants and call queues: source note teams-auto-attendant-call-queue-outbound-payg. WarmTransfer. https://warmtransfer.net/knowledge/claims/teams-auto-attendant-call-queue-outbound-payg

BibTeX

@misc{warmtransfer-claim-teams-auto-attendant-call-queue-outbound-payg,
  title  = {Microsoft Teams auto attendants and call queues: source note teams-auto-attendant-call-queue-outbound-payg},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/teams-auto-attendant-call-queue-outbound-payg},
  note   = {Source note teams-auto-attendant-call-queue-outbound-payg, checked 2026-09-24}
}

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