Are both Modesto City–County Airport and St. Mary's Airport located in the United States?
St. Mary's Airport (Alaska) St. Mary's Airport (IATA: KSM, ICAO: PASM, FAA LID: KSM) is a public airport located four miles (6 km) west of the central business district of St. Mary's, in the Kusilvak Census Area of the U.S. state of Alaska. This airport is publicly owned by the State of Alaska Department of Transportation and Public Facilities (DOT&PF) - Northern Region.
Chino Airport Chino Airport (IATA: CNO, ICAO: KCNO, FAA LID: CNO) is a county-owned airport about three miles southeast of Chino, in San Bernardino County, California. The Federal Aviation Administration's National Plan of Integrated Airport Systems for 2007–2011 classified it as a "reliever airport", due to its proximity to the Ontario International Airport and the John Wayne Airport (in Orange County).