PSTN connectivity options

Publisher

Microsoft (Microsoft Learn)

URL

https://learn.microsoft.com/en-us/microsoftteams/pstn-connectivity

Published

2026-08-06

Updated

unknown

Accessed

2026-09-06

HTTP status

200

License

Microsoft Learn documentation under Microsoft site terms; short excerpts and locators only

Claims citing this source

• Microsoft directs organizations to choose Teams Phone PSTN connectivity from their management preference carrier relationship calling patterns and existing telephony infrastructure and permits different models for users locations and business requirements. fact in context
• Microsoft documents four Teams Phone PSTN connectivity models: Microsoft Calling Plan Operator Connect Teams Phone Mobile and Direct Routing. fact in context
• The Teams Phone PSTN connectivity comparison assigns a Microsoft-managed model to Calling Plan a shared operator-and-Microsoft model to Operator Connect a participating-mobile-operator model to Teams Phone Mobile and a customer-managed SBC model to Direct Routing. fact in context

Cite this source record

APA

WarmTransfer. (2026, August 6). PSTN connectivity options. WarmTransfer. https://warmtransfer.net/knowledge/sources/ms-learn-teams-pstn-connectivity

BibTeX

@misc{warmtransfer-ms-learn-teams-pstn-connectivity,
  title  = {PSTN connectivity options},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/sources/ms-learn-teams-pstn-connectivity},
  note   = {Microsoft (Microsoft Learn), accessed 2026-09-06}
}