How to stop scammers from calling?

You can go here, a href="https://www.donotcall.gov/register/reg.aspx" rel="nofollow"https://www.donotcall.gov/register/reg.a…/a and have your number (s) Listed on the national do not call Registry. They say in may take 30 days for it to activate.It is free, I have all my numbers listed. All you have give is your e-mail address. They will send you an e-mail to confirm your number (s) are listed on the Registry.