https://www.bep.gov/services/mutilated-currency-redemption
see Form 5283 instructions.
Send signed and dated BEP Form 5283 and the mutilated currency to:
United States Postal Service (USPS) Delivery Personal Delivery and Non Postal Couriers, i.e. FedEx/UPS
Bureau of Engraving and Printing Bureau of Engraving and Printing MCD/OFM,
Room 344A MCD/OFM, Room 344A
P.O. Box 37048 14th and C Streets, SW
Washington, D.C. 20013 Washington, D.C. 20228