In 1971, the former ending was truncated to its present location due to the re-routing of U.S. 23 around downtown Catlettsburg. Once inside the city of Ashland, it traverses three different surface streets known as Valley View Drive, Blackburn Avenue and South Belmont Street via a series of turns,  mainly within the South Ashland residential district.
In 1971, the former endpoint of U.S. 23 in Catlettsburg was shortened to its present location due to a rerouting of the highway around downtown. After entering Ashland, it travels along three different streets: Valley View Drive, Blackburn Avenue, and South Belmont Street, all within the South Ashland residential area.