Broadway, Broad Hollow Road, Walt Whitman Road, New York Avenue

Direction: North/South
Southern Terminus: Merrick Road (NY 27A) in Amityville
Northern Terminus: East Shore Road and Youngs Hill Road in Huntington
Distance: 15.84 miles
Counties: Suffolk
Signed: Yes

NY 110 is a major north/south route for western Suffolk. It begins at Merrick Road (NY 27A) and ends in Huntington north of Main Street (NY 25A). It provides access to the State University of New York at Farmingdale and the Walt Whitman Mall. A lot of furniture stores are found along the portion between the Long Island Expressway (I-495) and the Southern Parkway.