Dollar Rent A Car offers discounted car rental at the airport and off-site airport for convenience, great low rates and an award-winning fleet of Ford, Chrysler, Dodge and Jeep® vehicles. Visit Dollar.com today for our Lowest Rates. Guaranteed. With more specials, more travel tools and more access to loyalty programs (get free car rentals with our Dollar Express Program!), Dollar.com is just another way Dollar Rent A Car helps you Do More with Your Dollar. For car rental discounts, please use corporate discount number CM0056 at www.dollar.com for an additional 10% car rental discount off our already low rates.