Here is their contact information: IC System Inc 444 Highway 96 East St Paul, MN 55127 Phone: 800-685-9713 Fax: 800-649-9713 Send them a fax demanding that they stop calling you. It's also a good idea to send a letter as well, CERTIFIED with SIGNATURE. That way, you'll get the signed receipt back and they can never deny that you requested they stop calling you. Go to the FTC website and fill out the complaint form and submit it. The more complaints, the better. Hope this helps. read full review »