In the latter, it links to US 20A in Orangeville and is the most direct route between Attica and Warsaw, the county seat of Wyoming County. NY 238 was assigned in the 1930 renumbering of state highways in New York as an Orangeville–Attica highway and extended northwest to Darien by the following year.
In the latter, it connects to US 20A in Orangeville and is the most direct route between Attica and Warsaw, the county seat of Wyoming County. NY 238 was renumbered as an Orangeville–Attica highway in the 1930s and extended northwest to Darien within a year.