Are you looking for storage units in Blue Springs? Visit StorageMart at 8408 SW State Route 7 or call us at 816.224.1166 for a free tour! StorageMart’s Blue Springs self storage, formerly Lock Box Storage, offers interior and exterior storage units. If you want to drive your moving truck right up to your outdoor unit, this will limit the number of trips you’ll need to make. By choosing indoor space, you’ll be comfortable while you rearrange your belongings just the way you like it. Whether your storage needs are small or large, we’ll find just the right size for you. First-time renter? Our experienced staff will make you feel right at home and in no time, you’ll be enjoying the space that you need.