said by kickass69:Why don't they just add that ability to add 1 in the portal?
Because it's not that simple...regardless of how simple it may seem to you.
said by kickass69:If that's the case, then unknown should be flagged as anonymous since those scum are exposing a loophole in the caller ID system (of course on top of obvious spoofing) that should be closed.
Carrier to carrier hand off of CallerID has a lot of variables that can cause caller ID to show up unknown. The world isn't perfect and there are bigger fish to fry than the occasional telemarketer.