PDX is the airport code for which city?

PDX is the airport code for Portland, Oregon. This code is designated by the International Civil Aviation Organization (ICAO) and is used by airlines and travel services to identify the airport conveniently. The use of three-letter codes simplifies communications and operations in air travel, helping both professionals and passengers recognize specific locations quickly.

Portland International Airport (PDX) is known for its significant passenger traffic and serves as a major hub in the Pacific Northwest, which is instrumental in connecting various national and international flights. The association of PDX specifically with Portland reinforces its geographic and operational identity, making it a well-recognized code in the travel industry.

In contrast, the other choices refer to different locations that each have their own unique airport codes.