Which is located outside the mainland US, Fernando Luis Ribas Dominicci Airport or Appleton International Airport?
Appleton International Airport: Appleton International Airport (IATA: ATW, ICAO: KATW, FAA LID: ATW) , formerly "Outagamie County Regional Airport", is an airport located in Outagamie County, Wisconsin, United States, just west of Appleton in the town of Greenville.
i don't know