Southern Airways (IATA: SO, ICAO: SOU, Call sign: Southern) was an airline (known at the time as a "local-service air carrier" as designated by the federal Civil Aeronautics Board) in the United States, from its founding by Frank Hulse in 1949 until 1979, when it merged with North Central Airlines to become Republic Airlines. Southern's corporate headquarters were in Birmingham, with operations headquartered at Hartsfield–Jackson Atlanta International Airport, near Atlanta.