Livingston County Spencer J. Hardy Airport is a county-owned public-use airport located three miles northwest of the central business district of Howell, a city in Livingston County, Michigan, United States. It is included in the Federal Aviation Administration National Plan of Integrated Airport Systems for 2017–2021, in which it is categorized as a regional reliever airport facility.
Although most U.S. airports use the same three-letter location identifier for the FAA and IATA, Livingston County Spencer J. Hardy Airport is assigned OZW by the FAA but has no designation from the IATA.
Wikipedia https://en.wikipedia.org/wiki/Livingston_County_Spencer_J._Hardy_Airport
Address 48855, United States
Coordinates 42°37'44.324" N -83°59'2.633" E