Storage for Everything From RV’s to Household Extras. Ponderosa Rentals Provides Clean Storage Units for the Mitchell, SD Area. We Have Seven Different Sized Units Available for Storage of Everything. Ponderosa Rentals Is Conveniently Located and Has Easy Access So You Can Get To Your Storage Unit at Your Convenience. We Have Units Available to Store:- RV’s- Boats- Cars- Household Goodswe Are Located 1/2 Mile East of Walgreens. Call Today to Reserve Your Spot.