Wichita, WIHCH uh taw (pop. 344,284; met. area pop. 571,166), is the largest city in Kansas. It serves as a major manufacturing center and as the distribution center for a large farm region that produces dairy products, grain, and livestock. Wichita is called the Air Capital of the World. It ranks as the world's largest producer of general aviation aircraft. These aircraft include small planes that are used for business, recreation, and flight training.