When the Inspection Service needs to return stock for destruction, they must mail it to:
Stamp Fulfillment ServicesAttention: Manager of Operations8300 NE Underground Drive, Pillar 225Kansas City, MO 64162-9998
When the stock is received, the return clerk will bring it to the manager. All returned stock is to be destroyed and is not authorized for resale.
Stamp Fulfillment Services can provide their internal standard operating procedures for this process, as needed.
— Stamp Services, Marketing, 2-13-20