Monroe Regional Airport and Walla Walla Regional Airport are both considered to be?
Monroe Regional Airport (Louisiana) Monroe Regional Airport (IATA: MLU, ICAO: KMLU, FAA LID: MLU) is a public use airport in Ouachita Parish, Louisiana, United States. The airport is owned by the City of Monroe and is located three nautical miles (6 km) east of its central business district.
Lopez Island Airport Lopez Island Airport (FAA LID: S31) is a public use airport located three nautical miles (6 km) south of the central business district of Lopez, a village on Lopez Island in San Juan County, Washington, United States. It is owned by the Port of Lopez.