State Route 163 (SR 163) is a 46.24-mile (74.42 km) long east–west state highway in the northwestern portion of the U.S. state of Ohio. The western terminus of SR 163 is at a T-intersection with the duplex of U.S. Route 20 (US 20) and US 23 approximately 6 miles (9.7 km) southeast of the city limits of Perrysburg. Its eastern terminus is at its intersection with Hartshorn Road nearly 2 miles (3.2 km) west of the village limits of Marblehead, on the peninsula formed by Lake Erie and Sandusky Bay.
State Route 115 (SR 115) is a 21.71-mile (34.94 km) long north–south state highway in the western portion of the U.S. state of Ohio. The highway has its southern terminus at a T-intersection with SR 65 in the northernmost portion of the city of Lima. The northern terminus of SR 115 is at a T-intersection with SR 15 approximately 3.75 miles (6.04 km) southeast of the village of Continental.
State Route 247 (SR 247) is a 30.49-mile (49.07 km) long north–south state highway in the southern part of the U.S. state of Ohio. SR 247 has its southern terminus at a dead end overlooking the Ohio River 0.35 miles (0.56 km) south of its junction with U.S. Route 52 (US 52), nearly 4.75 miles (7.64 km) northeast of Manchester. The northern terminus of SR 247 is at a signalized intersection with State Route 73 in Hillsboro.
State Route 231 (SR 231) is a 35.77-mile (57.57 km) long north–south state highway in the northwestern quadrant of the U.S. state of Ohio. SR 231 has its southern terminus at a CSX railroad crossing in the village of Morral. Its northern terminus is in downtown Tiffin at a signalized intersection with SR 18 and SR 101, following a 0.35 miles (0.56 km) long concurrency with SR 100, which continues north as a solo route north of this point.
State Route 203 is a 22.14-mile (35.63 km) long north–south state highway in the central portion of the U.S. state of Ohio. The southern terminus of SR 203 is at a four-way stop intersection with SR 37 just 0.50 miles (0.80 km) northwest of the city limits of Delaware. Its northern terminus is at SR 309 approximately 4 miles (6.4 km) northwest of Marion.
State Route 63 (SR 63) is a 11.74-mile (18.89 km) long east–west state highway located in the southwestern portion of the U.S. state of Ohio. The western terminus of SR 63 is at a trumpet interchange with SR 4 on the western outskirts of Monroe. Its eastern terminus is at a signalized intersection with US 42, SR 48 and SR 123 in downtown Lebanon.
State Route 96 is an east–west state highway in the northern portion of the U.S. state of Ohio. The southern terminus of SR 96 is at a T-intersection with SR 98 nearly 2+1⁄2 miles (4.0 km) northeast of Bucyrus. Its eastern terminus is at an interchange with US 42 and US 250 in the eastern portion of Ashland.
State Route 252 (SR 252) is a 23.04-mile (37.08 km) long north–south state highway in the northern portion of the U.S. state of Ohio. The southern terminus of this state route is at a signalized intersection that marks the western split of the concurrency of SR 18 and SR 57 nearly 1.25 miles (2.01 km) northwest of the city limits of Medina. SR 252 has its northern terminus at a T-intersection with U.S. Route 6 (US 6) in the western Cleveland suburb of Bay Village.
State Route 257 is a 26.19-mile (42.15 km) north - south state highway in the central portion of the U.S. state of Ohio. The highway's southern terminus is in the northwestern Columbus suburb of Dublin at a roundabout intersection with U.S. Route 33 and SR 161. This mainly two-lane highway follows the eastern side of the Scioto River from Dublin to its junction with US 42. After crossing over the river with the U.S. highway, SR 257 parallels the river's western bank. SR 257 has its northern terminus at a T-intersection with SR 47 on the western village limits of Prospect. SR 257 was created in 1926, and extended in 1935 and 1937.
State Route 762 is an east–west state highway in central Ohio, a U.S. state. The highway has its western terminus at a signalized intersection with the concurrency of U.S. Route 62 and SR 3 just 0.25 miles (0.40 km) south of the village limits of Harrisburg. SR 762's eastern terminus is at an intersection of Pickaway County Route 385 near the Rickenbacker International Airport.
State Route 202 (SR 202) is a 20-mile (32 km) north–south state highway in the western part of the U.S. state of Ohio. The highway runs from its southern terminus at an intersection with SR 201 in Dayton to its northern terminus at a T-intersection with SR 55 in the eastern end of Troy.
State Route 144 is a north–south state highway in the southern portion of Ohio, a U.S. state. The southern terminus of State Route 144 is at is a T-interchange with State Route 124 in Hockingport. Its northern terminus is at another T-intersection, this time with State Route 329 in the unincorporated community of Stewart.
State Route 174 (SR 174) is a 9.56-mile (15.39 km) long north–south state highway in the northeastern quadrant of the U.S. state of Ohio. The highway runs from its southern terminus at a T-intersection with Old Mill Road in a quiet residential neighborhood in the eastern Cleveland suburb of Gates Mills to its northern terminus at a signalized intersection with U.S. Route 20 (US 20) in Willoughby that doubles as the eastern terminus of SR 640.
State Route 175 (SR 175) is a 15.70-mile (25.27 km) long north–south state highway in the northeastern part of the U.S. state of Ohio. The southern terminus of SR 175 is at a signalized intersection with SR 43 in Solon. Its northern terminus is at a signalized intersection with SR 283 in Euclid.
State Route 222 (SR 222) is a 29.14-mile-long (46.90 km) north–south state highway in the southwestern part of the U.S. state of Ohio. The southern terminus of SR 222 is at U.S. Route 52 (US 52) in the village of Chilo. Its northern terminus is at a signalized T-intersection with US 50 approximately 3.50 miles (5.63 km) northwest of Batavia.
State Route 197 (SR 197) is 25.28-mile (40.68 km) east–west state highway in the western part of the U.S. state of Ohio. The western terminus of SR 197 is at a signalized intersection in downtown Celina that marks the junction of U.S. Route 127 (US 127), SR 29 and SR 703. SR 197 has its eastern terminus at SR 198 nearly 2 miles (3.2 km) southeast of the village of Buckland.
State Route 145 is a 46.14-mile (74.26 km) long north–south state highway in the southeastern quadrant of the U.S. state of Ohio. The western terminus of SR 145 is at a T-intersection with SR 821 in Lower Salem. Its eastern terminus is at a T-intersection with SR 148 approximately 5.25 miles (8.45 km) northeast of Beallsville.
State Route 316 is a 14.05-mile (22.61 km) long state highway located in Pickaway County, Ohio. The east–west route runs from SR 56 in the Five Points section of Monroe Township to SR 752 in Ashville.
State Route 771 is a 7.11-mile-long (11.44 km) state highway located entirely in Highland County, Ohio. The north–south route connects SR 138 in Paint Township and SR 28 in Leesburg.
State Route 674 is a state highway located southeast of Columbus, Ohio. Most of the route straddles a county line; about 11 miles (18 km) of the southern part of route is on the Pickaway–Fairfield County line while the next 1.4 miles (2.3 km) is on the Fairfield-Franklin County line. The route's southern terminus is at US 22 just north of Stoutsville while the northern terminus is at an interchange with US 33 in the city of Canal Winchester.
US 22 / SR 56 in Circleville 
SR 204 in Thornville 
