New York State Route 690 (NY 690) is a freeway in Central New York in the United States. NY 690's southern terminus is at an interchange with the New York State Thruway and I-690 in Van Buren. The northern terminus is at an intersection with NY 48 and NY 631 in Lysander. NY 690 serves the northwest suburbs of Syracuse and Onondaga County. It also provides a link to routes that run into the populated areas of Oswego County, because its northern terminus is just a few miles shy of the county line.

New York State Route 631 (NY 631) is a north–south state highway in Onondaga County, New York, in the United States. It serves as a bypass around the village of Baldwinsville, extending for just over 5 miles (8.0 km) from an intersection with NY 370 in the southeastern part of the village to a junction with NY 48 and NY 690 just north of Baldwinsville in the town of Lysander. The route has a short overlap with NY 31 east of the village. Most of the route is two lanes wide and passes through rural areas around the edge of Baldwinsville, while a part near the Lysander community of Radisson is four lanes wide and serves residential and commercial neighborhoods.