Graph getPstnCalls takes fromDateTime and toDateTime in UTC, filters on call start time, and accepts a range of no more than 90 days.

Checked 2026-09-24

Vendor
Microsoft
Product
Microsoft Teams Phone
Subsystem
Graph getPstnCalls v1.0
Deployment
multi-tenant
Region
not restricted
Release range
current as of 2026-09-24
Checked
2026-09-24

Sources

Cite this note

APA

WarmTransfer. (2026, September 24). Cross-platform CDR normalization model: source note cdr-normalization-msgraph-pstn-90-day-range. WarmTransfer. https://warmtransfer.net/knowledge/claims/cdr-normalization-msgraph-pstn-90-day-range

BibTeX

@misc{warmtransfer-claim-cdr-normalization-msgraph-pstn-90-day-range,
  title  = {Cross-platform CDR normalization model: source note cdr-normalization-msgraph-pstn-90-day-range},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/cdr-normalization-msgraph-pstn-90-day-range},
  note   = {Source note cdr-normalization-msgraph-pstn-90-day-range, checked 2026-09-24}
}

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