The Earhart Expressway, named for former New Orleans Commissioner of Public Utilities, Fred A. Earhart, is a state highway located in both Jefferson Parish and Orleans Parish, Louisiana. It is also designated as Louisiana Highway 3139 (LA 3139), spanning a total of 5.2 miles (8.4 km). Although it is an odd-numbered highway and is bannered north/south, it travels in a more east-to-west direction.