Ohio Rev. Code § 5533.783: World War I Veterans Highway.

The road known as United States route number twenty, commencing at the eastern-most boundary of the municipal corporation of Ashtabula and extending in a northeasterly direction to the western-most boundary of the municipal corporation of North Kingsville, shall be known as the "World War I Veterans Highway."

The director of transportation may erect suitable markers upon said highway indicating its name.