What is Data Release Number (DRN)?
Data Release Number (DRN) meaning The four-digit number assigned to your FAFSA form that allows you to release your FAFSA data to schools you did not list on your original FAFSA form. You need this number if you contact the Federal Student Aid Information Center to make corrections to your mailing address or the schools you listed on your FAFSA form. You find this number below the confirmation number on your FAFSA submission confirmation page or in the top right-hand corner of your Student Aid Report (SAR).
reference: Federal Student Aid – Glossary