Map of Airport codes ST LOUIS REGIONAL in Alton/St Louis, Illinois, United States (US):
ST LOUIS REGIONAL is the most important airport of Alton/St Louis, Illinois, United_States.
It is modern and one of the largest airport of the North America.
ST LOUIS REGIONAL is important for people and goverment of United States.
IATA and ICAO codes of ST LOUIS REGIONAL
Airports of United States have international codes of IATA and ICAO.
An IATA airport code is a three-letter code designating many airports around the world (including United States),
defined by the International Air Transport Association (IATA). The characters prominently displayed on baggage
tags attached at airport check-in desks are an example of a way these codes are used.
The ICAO airport code is a four-letter alphanumeric code designating each airport around the world.
These codes are defined by the International Civil Aviation Organization. The ICAO codes are used by
air traffic control and airline operations such as flight planning. They are not the same as the IATA
codes encountered by the general public, which are used for airline timetables, reservations,
and baggage handling.
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