Some airport codes make sense: DEN is Denver, SEA is Seattle. But who decided IAD was Washington, D.C. or that EWR was Newark? Airport codes may seem puzzling, but there is some rhyme and reason to them. The National Weather Service created what would eventually become the first airport codes way back in the early 1900s. Today, there's a three-letter International Air Transport Association (IATA) designator to identify airports around the world. Here's a peek behind the curtain into how certain airports get their codes.
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Written by Ramsey Qubein June 20, 2018
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