Are Philadelphia International Airport and Greenbrier Valley Airport located in the same state? 
Greenbrier Valley Airport: Greenbrier Valley Airport (IATA: KLWB, ICAO: LWB) is a public airport three miles (5 km) north of Lewisburg in Greenbrier County, West Virginia, United States. Philadelphia International Airport: Philadelphia International Airport (IATA: PHL, ICAO: KPHL, FAA LID: PHL) , often referred to just by its IATA code PHL, is a major airport in Philadelphia, Pennsylvania, United States, and is the largest airport in the Delaware Valley region and in the state.
no