AirportIcaoCode

Term	AirportIcaoCode
Business term	Airport ICAO Code
Definition	4 letter ICAO code which uniquely defines an Airport.
Allowed values	The standard codes are defined in ICAO Document 7910. If the ICAO code for an airport is unknown, “ZZZZ” is defined as the code to use.
Comments
Status	Approved
XML type	string (4)
AIRM equivalent	AerodromeLocationIndicator
AIDM equivalent	N/A