The fight against maddening, illegal robocalls just got easier.

Effective June 30, big phone providers nationwide — such as AT&T, Verizon, T-Mobile and Comcast — must use caller ID verification technology to confirm that calls are really being made from the number being displayed.

That should stop con artists from “spoofing” phone numbers to trick people into answering a robocall.

“June 30 is an important day in consumer protection history. The FCC action to thwart robocalls will rank up there with laws guaranteeing consumer access to their credit reports and eliminating abusive credit card practices,” said Teresa Murray, consumer watchdog with the U.S. PIRG Education Fund.

“Thousands of people fall for scams each year that start with an illegal robocall and spoofed phone number. An elderly man in Cleveland lost $124,000 last month to a robocaller impersonating Amazon,” she said. “These kinds of cons happen every day.”

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