Arkansas Highway 88 (AR 88) is a designation for five state highways in Arkansas. All routes are maintained by the Arkansas Department of Transportation (ArDOT).
Highway 88 (AR 88, Ark. 88, and Hwy. 88) is a state highway of in Western Arkansas. The route begins at the Oklahoma state line as a continuation of OK-1 and runs west to Highway 27 at Washita. Between the western terminus and Mena, the route passes through the Ouachita Mountains and is designated as part of the Talimena Scenic Drive, an Arkansas Scenic Byway and National Scenic Byway.
At Mena, it runs along the north direction of U.S. Route 71 (geographically east) for until US 71 turns back to the north. From there, Highway 88 continues east for parallelling the Ouachita River and passing through the communities of Ink, Cherry Hill, Pine Ridge and Oden before intersecting U.S. Route 270 (US 270) at Pencil Bluff. Highway 88 then continues east another passing through the community of Sims before ending at Highway 27 at Washita.
Mile markers reset at some concurrencies.
Highway 88 begins and ends at Highway 7 in Hot Springs. It runs about 3 miles and has an intersection with the US 70-270 bypass of Hot Springs along its route.
A second segment of Highway 88 begins at an intersection with Highway 35 in Benton, runs for a few blocks on Military Road (a former route of US 67-70 and US 70C/I-30 BL), then runs east approximately miles as Alcoa Boulevard, with state maintenance ending at Benton Parkway.
Highway 88 begins at U.S. Route 79 (US 79) at Altheimer and runs south and east passing through the communities of Cornerstone, Sweden, and Swan Lake before ending at Highway 11 at Reydell.