What is the airport code for Greensboro, North Carolina?

The airport code for Greensboro, North Carolina, is GSO, which stands for Piedmont Triad International Airport. This code is derived from the first letters of the city's name, making it identifiable and easy for travelers and airline personnel to recognize. Piedmont Triad International serves not only Greensboro but also the surrounding areas, making it a central hub for air travel in that region.

The other options represent different airports in other locations. HSV corresponds to Huntsville International Airport in Alabama, IAH stands for George Bush Intercontinental Airport in Houston, Texas, and ILM is the airport code for Wilmington International Airport in North Carolina. Knowing the correct airport codes is essential for anyone traveling or working in the aviation industry as it ensures clarity and efficiency in flight planning and logistics.