Shindand Air Base (IATA: OAH, ICAO: OASD) is located in the western part of Afghanistan in the Herat province, 7 miles northeast of the city of Sabzwar. The runway has a concrete surface. An all weather asphalt road connects it with the Kandahar–Herat Highway, part of Highway 1 (the national ring road). The base is of great strategic importance being just 75 miles from the border of Iran.