If the telemarketer cant call to speak his right to speak couldnt be more infringed upon.
CNN radio network uses my equipment against my will at the top of the hour when I listen to Rush. I may choose to keep it tooned just like I may choose to pick up the phone.
The right to privacy is implied, not specifically stated. And 20 years from now a Gore administration might decide to invoke a religious do not call list or a political do not call list or a even move it out of the voice arena to protect you from annoying right wing hate speech, forcing it to be flagged on the web so that your privacy can be protected by your browser and you dont stumble into a page that steals your service. Theres no Constitutional role for this.