FedEx Express, is a major American cargo airline based in Memphis, Tennessee, United States. It is one of the world's largest airlines in terms of fleet size and freight tons flown. It is the namesake and leading subsidiary of FedEx Corporation, delivering freight and packages to more than 375 destinations over 220 countries across six continents each day. FedEx Express is also the world's largest express transportation company. Its headquarters are in Memphis with its global "SuperHub" located at Memphis International Airport. The company slogan is "The World On Time”.