[header] How to dispute student loans on a credit report [title] Mail a dispute letter instead of filing a form online. [step] While filing online is faster and easier, online forms typically include undesirable terms. For instance, by filing online, you might unintentionally agree to an arbitration clause. 
This means you won't be able to bring the reporting bureau to court if they don't resolve your dispute. The reporting agencies' mailing addresses are : [substeps] Transunion consumer solutions, p.o.