In 2021, Americans had to contend with an estimated 50.5 billion robocalls, a 10% jump from 46 billion calls received in the previous year. Experts in the telecommunications industry project the number to rise even further in the coming years. Get on the national do-not-call registry, sign up for a third-party service dedicated to blocking calls from spam callers. Spammers and scammers who have no regard for the law may continue to continue to robocall.