This call blocker does not work I've…
This call blocker does not work I've tried it over and over and when I call your customer service they don't even answer this is a scam
By Billy D.
Monday, November 9, 2026 · Customer reviews of US businesses

The Fair Hearing score
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751 reviews
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Stop Annoying All Unwanted Robocalls, Political Calls, IRS Calls And Nuisance Calls To Your Home Phone At The Touch Of A Button With The World #1 CPR Call Blocker.
CPR Call Blocker USA (callblockerusa.com) has 751 customer reviews on The Fair Hearing, with an average rating of 4.1 out of 5.
Showing 92 reviews with 1 star · Clear filters
This call blocker does not work I've tried it over and over and when I call your customer service they don't even answer this is a scam
By Billy D.
The CPR Blocker is not blocking the unwanted calls as I expected. I am still receiving them
By Fred M.
customer service
By Arthur B.
Returned it. Had asked a simple question on line and rather than an answer, they wanted a log in , etc.
By cp
Unit did not work. Seeking replacement.
By John B.
Call blocking by extension handset , #2 features is not working . 1. Customer support not answering phone . 2. Not replying to email also. 3.Deceptive trade practice , by false advertisement. 4.shoulkd not have bought this product.
By Jay P.
We were doing very well until...... We decided our very old phone system need to be replaced. We did so with a Panasonic KX-TGF575S. Since then the new telephone seems to completely disabled the CPR ???? Any solution -- please help !! Thanks
By RDB
Installed the CPR call blocker. It does not appear to work. It does not show phone numbers. I am not harry with my purchase.
By Mr B.