No, magicJack works hard to ensure and protect your privacy.Your number is not shared with or sold to telemarketers.We cannot guarantee you will not receive telemarketing calls but we do recommend you register your telephone number on the National Do Not Call Registry.The National Do Not Call Registry gives you an option not receive telemarketing calls at home. Most telemarketers should not call your number once it has been on the registry for 31 days. If they do, you can file a complaint at the web site below. You can register your home or mobile phone for free.Please visit: www.donotcall.gov