Monroe Regional Airport and Walla Walla Regional Airport are both considered to be?
Walla Walla Regional Airport Walla Walla Regional Airport (IATA: ALW, ICAO: KALW, FAA LID: ALW) is a public airport in the western United States, located in Walla Walla County, Washington, three miles (5 km) northeast of the central business district of the city of Walla Walla. It is owned by the Port of Walla Walla.
West Michigan Regional Airport West Michigan Regional Airport (ICAO: KBIV, FAA LID: BIV) , formerly "Tulip City Airport", is a public-use airport located two nautical miles (3.7 km) south of the central business district of Holland, a city in Allegan County, Michigan, United States. It is included in the Federal Aviation Administration (FAA) National Plan of Integrated Airport Systems for 2017–2021, in which it is categorized as a national general aviation facility.