All three highways were created and modified to their existing alignments between 1965 and 1974, and are maintained by the Arkansas Department of Transportation (ArDOT).

ArDOT estimates the traffic level for a segment of roadway for any average day of the year in these surveys.

The second section is a state highway of 17.2 miles (27.7 km) in Pope County in the Arkansas River Valley.

[4] The route begins at Searcy County Road 8 (CR 8) and runs north to meet AR 27.

[4] A third segment of Highway 333 begins at Frost Street in Gilbert, a small town on the Buffalo National River in Searcy County.