Back in the dark ages of history, Occam once posited "Throw that thing out there enough and, eventually, it'll come back and hit you in the head."
Okay, I'm making it up but it's funny that an industry who makes money calling you doesn't want you to call them. Thank you Dave Barry!!
Side note: The ATA's website appears to be also down at this time, either from the Slashdot Effect or from angry telemarketing victims overloading it.