New York State Route 598 (NY 598) is a north–south state highway located within Onondaga County, New York, in the United States. It extends for 2.31 miles (3.72 km) from an intersection with NY 5 in the city of Syracuse to a junction with NY 298 in the adjacent town of Salina. The route intersects Interstate 690 (I-690) near its southern terminus and passes through Syracuse's Eastwood neighborhood near its midpoint, where it meets NY 290.

New York State Route 298 (NY 298) is an east–west state highway located entirely within Onondaga County, New York, in the United States. It runs in a generally northeast direction for 14.05 miles (22.61 km) from an interchange with Interstate 690 (I-690) in the city of Syracuse to a roundabout intersection with NY 31 near the shores of Oneida Lake. Along its course it has exits with all four Interstate Highways in the area. Most of NY 298 was originally designated as part of NY 91 in 1930 before gaining its current designation later in the decade.