I have reported this to the IRS. they have a very easy procedure for reporting the fraudulent calls. I just googled fraudulent calls and IRS and went into this site:
Report Phishing and Online Scams
https://www.irs.gov/uac/Report-Phishing
Internal Revenue Service
Phishing is a scam typically carried out through unsolicited email and/or ... Report all unsolicited email claiming to be from the IRS or an IRS-related function to
[email protected]. ... ALERT: Phone Scams Continue to be a Serious Threat ...
There is also a list of numbers that have already been reported. Maybe they can be stopped if we report them.