Discount Storage Inc. is a storage facility in Plymouth, Indiana. 24 hour access! We never close! Rent a unit and buy a lock from our easy-to-use kiosk. You can even sign up online to rent storage or from your mobile phone browser. Multiple sizes of self-storage units, including both climate-controlled and standard storage units. Outside parking for vehicles, RVs, and boats. Gated, fenced, and lighted facility with computerized video cameras.