Highway 72 (AR 72, Ark. 72, and Hwy. 72) is a designation for two east–west state highways in Benton County, Arkansas. A western route of 26.32 miles (42.36 km) runs east from Highway 43 at Maysville to U.S. Route 71B (US 71B) in Bentonville. A second route of 12.67 miles (20.39 km) begins at Interstate 49/US Route 71 (I-49/US 71) in Bentonville and runs northeast to US 62 near Avoca. The route is one of the original Arkansas state highways.