Microsoft states that in some countries and regions Know Your Customer (KYC) verification is a prerequisite for acquiring or porting telephone numbers, and that National Regulatory Authorities set the information required.

Checked 2026-09-25

In some countries and regions, KYC is a prerequisite for allowing customers to acquire or port telephone numbers.
Vendor
Microsoft
Product
Teams Phone - Microsoft Calling Plans
Subsystem
Know Your Customer
Deployment
multi-tenant
Region
not restricted
Release range
current as of 2026-09-25
Checked
2026-09-25

Sources

Cite this note

APA

WarmTransfer. (2026, September 25). International phone number requirements: source note international-number-requirements-ms-kyc-prerequisite. WarmTransfer. https://warmtransfer.net/knowledge/claims/international-number-requirements-ms-kyc-prerequisite

BibTeX

@misc{warmtransfer-claim-international-number-requirements-ms-kyc-prerequisite,
  title  = {International phone number requirements: source note international-number-requirements-ms-kyc-prerequisite},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/international-number-requirements-ms-kyc-prerequisite},
  note   = {Source note international-number-requirements-ms-kyc-prerequisite, checked 2026-09-25}
}

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