More about Calling Line ID and Calling Party Name - Microsoft Teams

Publisher

Microsoft

URL

https://learn.microsoft.com/en-us/microsoftteams/more-about-calling-line-id-and-calling-party-name

Published

2025-04-02

Updated

unknown

Accessed

2026-09-24

HTTP status

200

License

Microsoft Learn terms (CC BY 4.0 for docs content); no-redistribution; short excerpts and locators only

Source notes citing this source

• Microsoft attributes inconsistent CNAM to intermediate or terminating carriers that are slow to refresh the authoritative CNAM databases, as in the United States, and says Microsoft has little recourse when carriers change, omit or truncate CLID. in context
• Microsoft does not currently support originating CNAM information for Teams calls outside the United States. in context
• Microsoft states that CLID values it originates may be changed, omitted or truncated by intermediary or terminating carriers, and that it has little to no recourse in correcting this in the PSTN. in context
• Microsoft attributes inconsistent CNAM to intermediate or terminating carriers delaying refresh of authoritative CNAM databases, as in the United States, and to individual carrier practice where no such database exists. in context
• Microsoft states it does not currently support originating CNAM for Teams calls in countries or regions other than the United States. in context

Cite this source record

APA

WarmTransfer. (2025, April 2). More about Calling Line ID and Calling Party Name - Microsoft Teams. WarmTransfer. https://warmtransfer.net/knowledge/sources/ms-learn-clid-and-cnam

BibTeX

@misc{warmtransfer-ms-learn-clid-and-cnam,
  title  = {More about Calling Line ID and Calling Party Name - Microsoft Teams},
  author = {{WarmTransfer}},
  year   = {2025},
  url    = {https://warmtransfer.net/knowledge/sources/ms-learn-clid-and-cnam},
  note   = {Microsoft, accessed 2026-09-24}
}