What is a "Blocking Unwanted Calls"? The Most Authoritative Explanation.
How to block unwanted calls on a cell phone?
One of the best ways to block unwanted calls on a cell phone is to download a call-blocking app. A call-blocking app acts like a filter. The company behind the app uses call data or reports from users, the FTC, and other sources to predict which calls are illegal or likely scams. The app then intercepts those calls before they reach you.
What is call blocking and how does it work?
Call blocking is a feature offered by many telephone service providers and allows users to block specific phone numbers from calling. This is the primary way of blocking phone calls, but it is not the only way. If you receive unwanted phone calls or are harassed by telemarketers, here are some different ways of blocking phone calls.
Which phone companies offer call blocking services?
Most major US-based phone service providers offer a variety of call blocking services, including AT&T, CenturyLink, Comcast, Frontier, Spectrum, and Verizon. [14]
How do I block a scam call?
Visit FTC.gov/calls to learn to block calls on your cell phone and home phone. The FTC continues to go after the companies and scammers behind these calls, so please report unwanted calls at donotcall.gov. If you’ve lost money to a scam call, tell us at ReportFraud.ftc.gov.
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