> For the complete documentation index, see [llms.txt](https://help.thinkpickle.com.au/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://help.thinkpickle.com.au/flows/examples/block-a-number.md).

# Block a number

The following flow demonstrates how you can block certain numbers from calling you.

![](/files/-LFqWQOeKawcWQWSWSyW)

If the caller's number is either '0404 123 456' or '0404 222 333' the number will be rejected without charging you. The caller will receive a 'rejected' dial tone as described by the [Reject Call](/flows/actions/reject-call.md) action.