Comment FCC's TCPA(1992) (Score 1) 426
Here is the FCC's page about dealing with solicitors: http://www.fcc.gov/ccb/consumer_news/unsolici.html
That should at least help you take care of AT&T.
I think that they have a rule in the application for becoming a telemarketer that you must have already sold your soul to Satan. Then I bet you have to go through a six-week training course on the basics of evil and how to use it in your calls.