Do both Central Illinois Regional Airport and Idaho Falls Regional Airport serve two cities each?
Idaho Falls Regional Airport Idaho Falls Regional Airport (IATA: KIDA, ICAO: IDA) is a city owned, public use airport located two nautical miles (4 km) northwest of the central business district of Idaho Falls, a city in Bonneville County, Idaho, United States. It was formerly known as Fanning Field. It is the second-busiest airport in Idaho after Boise Airport.
Grayslake, Illinois Grayslake is a village in Lake County in the U.S. state of Illinois. It is located in the Chicago metropolitan area, about 40 miles (64 km) north of Chicago's downtown, 14 miles (23 km) west of Lake Michigan, and 15 miles (24 km) south of the Wisconsin border. The village's population at the 2010 census was 20,957.