What is the ICAO code for Indianapolis?

The ICAO code for Indianapolis is KIND. ICAO codes are four-letter alphanumeric codes assigned to each airport by the International Civil Aviation Organization. These codes are used worldwide for air traffic control and airline operations, including flight planning and navigation. In America, the ICAO codes typically begin with the letter 'K', which indicates the country.

KIND specifically refers to Indianapolis International Airport, which serves the city of Indianapolis in the state of Indiana. This is a major airport in the Midwest, offering domestic and international flights.

The other codes mentioned correspond to different airports: KHKS refers to an airport in Kansas, KGLH represents an airport in Mississippi, and KGPT is associated with Gulfport-Biloxi International Airport in Mississippi. Thus, KIND is the correct designation for Indianapolis airport within the context of ICAO codes.