[1][2] An eastern segment of 9.17 miles (14.76 km) runs east in White County from Pangburn to Highway 157.

[2] AR 124 winds east and then south in Conway County before forming a concurrency with Highway 95.

Highway 124 briefly enters Faulkner County, where it intersects and concurs with US 65 for 2.2 miles (3.5 km).

[3] This route is entirely two-lane,[1] and has an officially designated exception of 0.66 miles (1.06 km) over Highway 25 in Cleburne County.

The highway passed over I-40 without an interchange before meeting its current alignment east of town.