TravelCenters of America (TA) is the largest publicly traded full-service travel center company in the United States, with ov ... er 270 locations in 44 states and in Canada. TA is headquartered in Westlake, Ohio and employs nearly 20,000 people. Divisions of TA include TA Restaurant Group and TA Truck Service. Brands include TravelCenters of America, TA, Petro, Petro Stopping Centers and TA Express. Together, these brands offer a variety of services for travelers, including diesel fuel and gasoline, full-service and fast food restaurants, convenience stores and maintenance and repair service for trucks. read more