State Route 98 (SR 98) is a north–south state highway in the northern portion of the U.S. state of Ohio. Its southern terminus is at the SR 47/SR 423 concurrency in Waldo, and its northern terminus is at SR 61 in Plymouth.SR 98 is known as Columbus-Sandusky Road along its stretch between Waldo and Bucyrus. This stretch of SR 98, in combination with US 23 south of Waldo, and SR 4 north of Bucyrus, comprises the most direct route between the two major Ohio cities of Columbus and Sandusky.