Harrisburg International Airport and Tucson International Airport, are which classification of airports?
Tucson International Airport Tucson International Airport (IATA: TUS, ICAO: KTUS, FAA LID: TUS) is a public joint civil-military airport owned by the City of Tucson 8 mi south of downtown Tucson, in Pima County, Arizona. It is the second busiest airport in Arizona, after Phoenix Sky Harbor International Airport.
Del Norte International Airport Del Norte International Airport (IATA: NTR, ICAO: MMAN) is an airport located in General Escobedo, Nuevo León, working as a secondary airport for Mexico's third largest city, Monterrey.