These scammers usually try to get my credit card information or tell me that I have won the Publishers Clearing House. Obvisiojulsy if I had won Publishers Clearinghouse they would be at my door. Don't fall for it and just hang up on them. You are not being rude and they are probably used to it.  You can register your numbers on the national Do Not Call list at no cost by calling1-888-382-1222 (voice) or 1-866-290-4236 (TTY).