IRS Scam US government

Victim Location 37166

Type of a scam Other

Tells me to contact them or they will have no choice but to bring me up on federal charges with magistrate of federal government on criminal offense charges person sounds like a foreigners voice calls 2 to 3 times a day. Threatening words saying that I have to call back says this call is for you but says no name in particular that they want to talk to. Calling from 972 920 3729 phone says Washington DC as place called from.