Corona Municipal Airport (ICAO: KAJO, FAA LID: AJO), formerly L66, is three miles northwest of Downtown Corona, serving Riverside County, California, United States. The airport has a few businesses, such as a cafe, "Flying Academy" flight training center, and aircraft maintenance and repair. Most U.S. airports use the same three-letter location identifier for the FAA and IATA, but Corona Municipal Airport is AJO to the FAA and has no IATA code (Aljouf, Yemen has IATA code AJO).