Naval Air Station Fort Worth Joint Reserve Base (or NAS Fort Worth JRB) (IATA: FWH, ICAO: KNFW, FAA LID: NFW) includes Carswell Field, a military airbase located 5 nautical miles (9 km; 6 mi) west of the central business district of Fort Worth, in Tarrant County, Texas, United States. This military airfield is operated by the United States Navy Reserve.[1] It is located in the cities of Fort Worth, Westworth Village, and White Settlement in the western part of the Fort Worth urban area.[2][3]