Unwanted calls are often harmless but some are after your credit card information, IDs or passwords. All are a distraction and a waste of your time.
Robocallers have gotten more devious by masking their calls with phone numbers that use the first three or first six digits of your phone number.
But the scams are old. They pretend to be major banks, big tech companies, or government organizations like the IRS.
Whatever the scam, here are several ways to stop unwanted calls on your smartphone – and one way to stop them cold.