> For the complete documentation index, see [llms.txt](https://help.pluscards.ru/plus/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.pluscards.ru/plus/pomosh/ssylki.md).

# Ссылки

<https://libphonenumber.appspot.com/> – сервис для проверки актуальности номера телефона.