Knight-Swift Transportation Holdings Incorporated offers truckload transportation services in the U.S., Mexico, and Canada. Its trucking services include irregular route, dedicated, refrigerated, flatbed, expedited, dry van, drayage, and cross-border transportation of various products, goods, and materials. The company also offers logistics and intermodal services, freight management, and non-trucking services. It operates a total of 18,019 tractors. Knight-Swift Transportation was incorporated in 1989 and is headquartered in Phoenix, AZ.