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ICAO airport code

2:32

What is an ICAO Code?

0:41

IATA/ICAO Airport Codes - Flash Cards [SlifkerGames.com]

3:01

What Are IATA Airport Codes - [International Air Transport Association]

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IATA, ICAO code QUIZ

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IATA vs. ICAO Code

The ICAO airport code or location indicator is a four-letter code designating aerodromes around the world. These codes, as defined by the International Civil Aviation Organization and published in ICAO Document 7910: Location Indicators, are used by air traffic control and airline operations such as flight planning.
    • History 

    • ICAO codes vs. IATA codes 

    • Structure 

    • Pseudo ICAO-codes