Shawano Municipal Airport (ICAO: KEZS, FAA LID: EZS, formerly 3WO) is a city and county owned, public use airport located one nautical mile (2 km) northeast of the central business district of Shawano, a city in Shawano County, Wisconsin, United States. It is included in the National Plan of Integrated Airport Systems for 2011–2015, which categorized it as a general aviation facility.