Hilton Head Airport and San Francisco International Airport, are located in which country?
Hilton Head Airport: Hilton Head Airport (IATA: HHH, ICAO: KHXD, FAA LID: HXD) is a public use airport located on Hilton Head Island, in Beaufort County, South Carolina, United States. San Francisco International Airport: San Francisco International Airport (IATA: SFO, ICAO: KSFO, FAA LID: SFO) is an international airport 13 mi south of downtown San Francisco, California, United States, near Millbrae and San Bruno in unincorporated San Mateo County.
United States