Route 598, or Highway 598, may refer to:
| Preceded by 597 | Lists of highways 598 | Succeeded by 599 |
The Whitehead Highway, is a 0.67-mile-long (1.08 km) freeway in Hartford, Connecticut running from Interstate 91 (I-91) to the State Capitol at Pulaski Circle. Constructed above the Park River Conduit, the highway underwent rehabilitation from 2004 to 2005.
State Route 598 is a primary state highway in the U.S. state of Virginia. Known as East River Mountain Road, the state highway runs 4.16 miles (6.69 km) from Interstate 77 (I-77) and U.S. Route 52 near Rocky Gap north to the West Virginia state line near Bluefield, West Virginia, where the highway continues as West Virginia Route 598. SR 598 is the old alignment of US 52 on East River Mountain in far northern Bland County.
State Route 598 (SR 598) is a 23.43-mile-long (37.71 km) north–south state highway in the northern portion of the U.S. state of Ohio. The southern terminus of SR 598 is at a signalized intersection where it meets SR 19, SR 61 and SR 309 in Galion. Its northern terminus is at SR 103 nearly 1.75 miles (2.82 km) east of Willard.
State Route 6 (SR 6) is a state highway that is unsigned. It travels through the central part of the U.S. state of Tennessee from Lawrence County to Sumner County. The highway is related to the following U.S. Highways:
