Headquartered in Long Island, New York, Parts Authority is rapidly expanding, and today has more than 300 locations servicing customers in Arizona, California, Colorado, Connecticut, Florida, Georgia, Illinois, Iowa, Maine, Maryland, Massachusetts, New Jersey, New Mexico, New York, Ohio, Oregon, Texas, Utah, Virginia, Washington, Washington DC and Wisconsin. AC Delco, Motorcraft, Denso, Bosch, KYB, Monroe, Gates, Dorman and Exide are just a few of the more than 400 suppliers from around the world, that Parts Authority partners with to bring our customer partners the best parts.