A credit-report dispute and a debt-validation request are the two most useful letters in personal finance, and companies count on people not knowing how to write them. Fill in the blanks, copy or download, send by certified mail.
Send to a credit bureau (Equifax, Experian, or TransUnion) to challenge an error on your report. They must investigate, usually within 30 days.
Nothing you type here leaves your browser. Print and send by certified mail with a return receipt, and keep a copy.
Your letter
How the process works, step by step: Disputing an Error on Your Credit Report and Your Rights When a Debt Collector Calls.