Walnut Ridge Regional Airport (IATA: ARG, ICAO: KARG, FAA LID: ARG) is a city-owned public-use airport located four nautical miles (7 km) northeast of the central business district of Walnut Ridge, a city in Lawrence County, Arkansas, United States. According to the FAA's National Plan of Integrated Airport Systems for 2009–2013, its FAA airport category is general aviation. It is located on land which used to house both Marine Corps Air Facility Walnut Ridge and Walnut Ridge Air Force Station.