sentences:  NY 143 begins at an intersection with NY 85 (Delaware Turnpike) in the town of Westerlo.It proceeds south through the town as a two-lane highway, serving residential areas that become less densely populated as the route heads away from NY 85.The number of homes along the road rises slightly as NY 143 enters the small hamlet of Westerlo, located at the intersection of NY 143 and the eastern terminus of County Route 1 (CR 1, named Switz Kill Road).