Barclays PLC Debt Collection Complaint

Barclays PLC Debt collection department,

Credit card Cont'd attempts collect debt not owed Debt is not mine Pennsylvania

started receiving mail at my address with my actual name altered for an unpaid - bill. Barclays Bank Delaware - - - for $5400.00. My name is part of the name on the due bills. Someone just added - names inbetween my first and last name. I have sent letters explaining this is not me, some of my letters to now attys have been sent by me certified mail. I need help to stop these mailings and clear my name