New York State Route 117 is an east-west highway in Northern Westchester County. It runs from the Saw Mill River Parkway, near Bedford Hills, to U.S. Rt. 9, near Scarborough. NY St Rt 172 passes through the following towns in Westchester County. Bedford Hills Mt Kisco Chappaqua Pleasantville NY St Rt 117 is multi-plexed in Westchester County. New York State Route 120, at Chappaqua. NY St Rt 117 intersects the following highways in Westchester County. Saw Mill River Parkway, at Bedford Hills. Saw Mill River Parkway, at Bedford Hills. Saw Mill Parkway, at Bedford Hills. New York State Route 133, at Mt Kisco. New York State Route 172, at Mt. Kisco. New York State Route 128, at Mt. Kisco. New York State Route 120, at Chappaqua. New York State Route 120, at Chappaqua. New York State Route 141, near Pleasantville. Saw Mill River Parkway, near Pleasantville. New York State Route 9A, near Pleasantville. New York State Route 100, near Pleasantville. New York State Route 448, near Pleasantville. U.S. Rt. 9, near Scarbrough.