Self StorageIllinois Self Storage Alton Self Storage Alton Self Storage Search Results We've found 2 Alton Storage Facilities that meet your criteria - Click on any one of them for more information. Refine Search Size 5x5 5x10 5x15 10x10 10x15 10x20 10x30 Features Climate Controlled Drive-up Access Auto/Boat/RV Neighborhood None Found MI-Box St. Louis The Next Level in Moving and Storage Alton, IL 314-270-5734 More Info Closetbox - Storage without lifting a finger! Alton, IL 866-210-3904 More Info Need Illinois storage in another city? Need storage in another Illinois zip code? View additional Illinois self storagefacilities?