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How to eliminate calls from a company called "cardholder ...

I see this question was asked a few months ago. I'm hoping someone has since found an answer. Frequently, I receive calls from "Cardholder Services" even though I am on the Do Not Call registry. If I take option 8 to have my number removed I am told it's an invalid option and disconnected, if I chose option 9 to speak to an operator and request my number be removed they hang up on me. *57 call ...