Arkansas Highway 398

Arkansas Highway 398 is a designation for two state highways in Arkansas. One segment in Franklin County runs 2.47 mi from Highway 41 to County Route 62. Another segment in Logan County runs 1.13 mi north from Highway 23 in Caulksville to Highway 22 in Ratcliff.

Franklin County
The route starts at AR 41 south of Peter Pender and runs due east to terminate at Franklin County Route 62.

Logan County
The route connects AR 23 in Caulksville and AR 22 in Ratcliff.

History
The Franklin County route was designated and most recently paved in 1978. The segment in Logan County was last paved in 1981.

Major intersections

 * align=center colspan=5 | Highway 398 begins in Caulksville
 * align=center colspan=5 | Highway 398 begins in Caulksville