Hey FreePbx Developers please take look at this thread over on (edited by ops to remove link)
That I created about personal blacklist there is quite lot of people are wishing this can be done and only people would know how to do this is the freepbx developers.
We dont generally allow posting to other threads as those threads can get deleted and make this whole post useless. Please bring over the relevant info you want us to review into a feature request here.
I edited your post to remove the link.
Or post a feature request and vote on that feature request.