Some are simple. AKL is Auckland, WLG is Wellington, but others aren't that straight forward.
An International Air Transport Association (IATA) airport code is a three-letter code used to identify different airports from around the world.
Simply using an airport's name can cause problems for pilots, and in some cases, has left passengers stranded in an entirely different country to where they had intended to travel to.
Take Sydney Airport for example. In 2017 a Dutch student booked what she thought was a bargain airfare to Sydney, Australia, only to find out just hours later she had in fact landed herself in Sydney, Nova Scotia, 17,000 km away from New South Wales.
And - at last count - I found five airports named Santa Rosa.
You'll most likely be familiar with airport codes from seeing them on your luggage tag when you check in. It's a simple way for staff to know where your luggage, and you the passenger, are going.
See how well you go matching these New Zealand airports with the codes they've been given.
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