> For the complete documentation index, see [llms.txt](https://docs.magecomp.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.magecomp.com/magento-2-mobile-otp-login-extension-pro/copy-phone-numbers.md).

# Copy Phone Numbers

<figure><img src="https://807210804-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F8wMgNeFnYjVGQmgdxMv4%2Fuploads%2FVOwbhTzBy1Xxl4gtUeni%2Fimage.png?alt=media&amp;token=ba2c17db-8548-4541-9632-7020732f471a" alt=""><figcaption></figcaption></figure>

This will copy all the Magento phone number field from the billing address to the Mobile Login phone number field at the website level.