WEST - New York EAST - Riverhead TO CR 13 (Crooked Hill Road) and CR 106 (Campus Road) - Brentwood use EXIT S1W (via SOUTHBOUND EXIT ONLY) TO CR 7 (Wicks Road) - Brentwood use EXIT S1 E (via NORTHBOUND EXIT ONLY)
Suffolk County Community College-Brentwood use EXIT S1 W (via SOUTHBOUND EXIT ONLY)
Sign images are from the Manual of Traffic Signs by Richard C. Moeur. Additional sign images by C.C. Slater. Route shields by Ralph Herman and Jim Poserina.