Main Street
A handful of smaller, mostly local sections also exist. In Northport, the through road originally utilized Woodbine Avenue from Fort Salonga Road to Main Street and Bayview Avenue, and all of Main Street from there to Fort Salonga Road. In Setauket, it followed Main Street from Ridgeway Avenue and North Country Road to Old Town Road and current NY 25A. Finally, in Port Jefferson, the main road was initially East Broadway from Main Street and West Broadway to East Main Street, and East Main Street from there to the current Main Street.