Quote Originally Posted by MarkTomlinson View Post
I've blacklisted them (the same guys) as ?9999 and *******9999, but neither actually seems to work. Or, more precisely, I have still received voicemails from numbers ending in 9999. Can't say if it used to work and then stopped, or if works intermittently. But I can say, assuredly, that it doesn't appear to be working now.

EDIT: What the heck? I typed eight question marks and 9999, but the forum displays only one question mark plus 9999. Is there a special escape character?
All numbers must be 10 characters total - so to block numbers ending in 9999 you would enter ******9999 (6 asteriks and 9999).