"300" . . . . "Highway 300 (AR 300, Ark. 300 and Hwy. 300) is a designation for two state highway in Central Arkansas. The main route of 29.33 miles (47.20 km) runs from Highway 9/Highway 10 east to Cantrell Road in Little Rock. A second segment runs 1.45 miles (2.33 km) east from Interstate 430 as Colonel Glenn Road."@en . "AR" . .