How to Stop Unwanted Phone Calls for Free

1. Verify that your number is on the National Do Not Call Registry by going to the website donotcall.gov and clicking on the 'verify a registration' link. You can also check a number by calling 1-888-382-1222 from the phone number you want to verify.
2. Place your number on the registry by following the phone prompts or the directions on the website. Those who register a number through the website will receive an email confirmation with a link. The link must be accessed within 72 hours to verify the numbers registration.
3. Report any continued telemarketing calls to the Federal Trade Commission. Follow the link to the FTC on the donotcall.gov website. Complaints can also be filed by phone at 1-888-382-1222. You will need to provide the phone number of the call, the name of the company and the date the call took place.