AAA DEBT REC on a credit report: collection account
AAA DEBT REC is probably a collection account: on reports, "REC" usually stands for recovery or receivables.
How to find out which company reported AAA DEBT REC
For a collection account, your free report at AnnualCreditReport.com shows the full name and address behind AAA DEBT REC next to the original creditor; our guide to identifying a creditor covers what else you can ask for.