Get an instant quote on storage units in Kansas City at StorageMart. Visit us at 9200 N Oak Trfy or call us at 816.468.7500. StorageMart offers spacious driveways and aisles at our storage facility. This makes it easy for large trucks up to 24 feet in length to access the storage property so that it’s easy for your moving truck to pull right up to your drive-up access storage unit from the convenient hours of 6am to 10pm. We provide a variety of storage unit sizes ranging from 5x5 units about the size of a small closet all the way up to 10x40 units large enough to store an entire household.