Navient Debt Collection Complaint

Navient Debt collection department,

Cont'd attempts collect debt not owed Debt is not mine Arizona

Numerous phone calls ( early morning thru late evening ). Caller ID says - service ; numbers have been blocked ; but they still call. I do n't answer - do n't know them '', did n't ask then to call me, assume its scammers. This has been going on for 18 months. Local phone provider says Oh, too bad, not our problem. Today I reluctantly called them ( after being called at - last night ) and told them to leave me alone. They are : Pioneer Credit Recovery, Inc- I read the riot act to someone claiming to be - -. I asked what scam they are running. Please investigate these people and their debt collection '' techniques.