 Its eastern terminus is at a junction with NY 3 west of the city of Plattsburgh.The portion of NY 190 in Clinton County east of Ellenburg is known as the Military Turnpike.NY 190 begins at an intersection with NY 374 in the hamlet of Brainardsville (in the town of Bellmont) as an eastward continuation of County Route 24 (CR 24; Brainardsville Road).