Ohio Rev. Code § 5533.28: Lake to River Highway.

The road known as Ohio route number eleven beginning at Ashtabula, Ohio, and running in a northerly and southerly direction through the counties of Ashtabula, Trumbull, Mahoning, and Columbiana to East Liverpool, shall be known as the "Lake to River Highway."

The director of transportation shall erect suitable markers upon such highway indicating its name.