With thousands of FedEx Drop Boxes available nationwide, you can find one at a shopping center, grocery store or FedEx Office ® location near you. All drop boxes are designed to accept packages up to 20"x 12" x 6". FedCash Services provide your institution with the ability to order and deposit currency and coin with the Federal Reserve Banks. For more information. Whether you need to sign for your package or just want a little extra security it's easy to request to hold a package for pickup at a convenient location near you. Each square box is 15 ½” deep and creates critical connection points in sequential drain field designs. Drop boxes fit your. The Federal Reserve Banks act as a distribution center for the issuance of new currency designed and printed by the Bureau of Engraving and Printing (Off-site), and for new coins minted by the United States Mint (Off-site).