Are Columbia Regional Airport and Plattsburgh International Airport both located in Missouri?
Plattsburgh International Airport: Plattsburgh International Airport (IATA: PBG, ICAO: KPBG, FAA LID: PBG) is a county public use airport located three nautical miles (6 km) south of the central business district of Plattsburgh, a city in Clinton County, New York, United States.
i don't know