> For the complete documentation index, see [llms.txt](https://docs.bird.com/api/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.bird.com/api/know-your-customer-kyc-api.md).

# Know-Your-Customer (KYC) API

The Know Your Customer (KYC) process is often used to verify a customer’s identity to enable additional services in your account. 

In compliance with local regulations some services such as Numbers, may require additional documentation to identify a business before you are able to use the phone number.

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