 The newest Rubber Ducky Car Wash is open on the corner of West Broadway and Utah in Idaho Falls. Stop by Rubber Ducky Car Wash today and check out their four monthly unlimited car wash membership options and join now. Then you can swing into their Pocatello or Idaho Falls locations whenever you want, and your vehicle will be clean and back on the road in three minutes or less. Don't forget that car wash passes make a great gift for any occasion. Rubber Ducky Car Wash. Free vacuums, towels, air guns, mat cleaner, and dash wipes with all washes.