Legal Processing, Legal mediation, Legal Debt mediation They somehow got a hold of my social security number and say I took out a loan 5 years ago for $5,000 and I didn't and they call me harassing me saying I took out a loan. Chicago Illinois

This company got a hold of my social secirity number somehow and has been calling me saying that I took out a loan of $5,000 like 5 years ago. When I ask them to send me proof which they have none, they get angry at  me and yell at me telling me that they are going to take me to court.They honestly think I am going to give them money for this bogus loan over the phone that I never took out I called them asking for their address and web address and they gave me an address which came up as a Alamo rent a car? They wont stop calling me.