CallHunter Will Check For You

Here is a super site for checking on harassing callers, anyone from bill collectors to telemarketings can be put through CallHunter's information network by entering their phone number on the Call Hunter web site. By entering a phone number you begin finding out information on the location, the phone company issuing the call and even the type of phone. You are instructed to provide details on the call, as many as you can. As you provide details you will receive more leads or information. Your input goes into the information bank and helps yourself or others in the future. The service is free. Now you are not helpless to the problem. There are also all sorts of links and ads that direct you to help if you owe on bills as another means of freeing yourself from harassing callers.
http://www.callhunter.com