O'fallon Interstate Motors has an extensive selection of used cars to choose from, at prices you wouldn't believe. When it comes to purchasing a used car you can bet you’re going to find something you’ll love at a price you’ll love even more. Our inventory includes sedans, coupes, SUVs, mini-vans, hatchbacks, trucks, and vans and we offer the following makes Acura, Audi, BMW, Buick, Cadillac, Chevrolet, Chrysler, Dodge, Ford, GMC, Harley, Honda, HUMMER, Infiniti, Jaguar, Kia, Land Rover, Lexus, LINCOLN, Mazda, Mercedes-Benz, Mercury, Mitsubishi, Nissan, Pontiac, Porsche, RAM, Scion, Toyota, Jeep, Hyundai, and many more. Our group of professional sales representatives will make you feel right at home as you explore your options at O'fallon. The O'fallon Interstate Motors staff is here to help you with any and all questions you may have. You can explore our extensive inventory online today and drive off our lot in an amazing pre-owned model before you know it We proudly serve O'fallon and the surround