It is frustrating to receive calls from people you do not even know. If you are in the US, works for you and lucky for us there 3 main ways you can block random calls – so now about to begin. First, many smartphones have inbuilt call blocker for unknown or unwanted numbers. You can do that through your device settings or call blocking features on your phone. Secondly, it would be best if you try to install third-party call blocking apps that only filter spam calls block random phone calls automatically. And most of these apps update their blacklists periodically to block suspicious numbers. Your wireless carrier also may provide call blocking services at little or no charge to help prevent random calls from reaching your phone. Lastly, If you are still receiving the calls, file a report with the FCC or your respective local enforcement authorities. Taking initiative with these steps will greatly minimize the calls you get and help protect your privacy. In the US it’s really easy to block random calls using built-in features, apps and carrier services to sleep soundly at night.