Southern Air Inc., a wholly owned subsidiary of Atlas Air Worldwide Holdings, is a global air cargo carrier headquartered in Florence, Kentucky. It is a certified U.S. FAA part 121 cargo carrier and is one of only three U.S.-based cargo airlines operating the 777F. Southern Air is the first company to provide ACMI service for the wide-body Boeing 777F., The airline operates an all-Boeing fleet of aircraft: Boeing 777F, and the Boeing 737-800BCF. Its wide range of services includes: long-term ACMI, on-demand commercial charters, as well as Department of Defense Civil Reserve Air Fleet. Southern Air’s operations also support some of the world’s largest combination carriers as well as government agencies and non-government organizations.