These three-letter designations, assigned by the International Air Transport Association (IATA), represent specific airports worldwide. For example, JFK represents John F. Kennedy International Airport in New York City, while LAX represents Los Angeles International Airport. These codes are essential for efficient communication throughout the aviation industry.
Knowledge of these location identifiers is crucial for cabin crew members. It allows them to quickly and accurately identify their destinations, connecting airports, and potential diversions. This understanding contributes to smooth operations, accurate passenger information, and effective communication with ground staff and other aviation personnel. Standardized location identifiers became increasingly necessary as air travel expanded globally in the mid-20th century, facilitating clearer communication and reducing the risk of errors caused by language barriers or similar factors.