What city is represented by the city code IAH?

The city code IAH is associated with George Bush Intercontinental Airport, which serves Houston, Texas. This airport is one of the primary airports for domestic and international flights in the Houston metropolitan area. Recognizing city codes is essential for understanding airport locations, and IAH is well-known within the aviation industry and among travelers as the code for Houston. The other options represent different cities and their respective airports. Willow Spring and Austin have their own distinct codes, while Dallas is served primarily by Dallas/Fort Worth International Airport (DFW). Knowing the correct city code is crucial for flight planning and travel logistics.