Tuscola Area Airport (IATA: TZC, ICAO: KCFS, FAA LID: CFS, formerly 78D) is a public use airport located three nautical miles (6 km) southwest of the central business district of Caro, a city in Tuscola County, Michigan, United States. It is owned by the Tuscola Area Airport Authority. 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 local general aviation facility. Many U.S. airports use the same three-letter location identifier for the FAA and IATA. However, this airport is assigned CFS by the FAA but has been assigned TZC from the IATA. Note that CFS was assigned to Coffs Harbour Airport in Coffs Harbour, New South Wales, Australia.