Ann Arbor Municipal Airport
Ann Arbor Municipal Airport Passenger Terminal Photo by Dwight Burdette (Creative Commons)Ann Arbor Municipal Airport (IATA: ARB) is a general aviation airport located 3 miles (5 km) south of the city of Ann Arbor in Washtenaw County, Michigan, USA.
The airport has an operating control tower which is operated by the FAA. The airport is located in FAA Class "D" airspace. There are 141 aircraft based at the airport, and it handles around 65,000 operations a year.
The above mentioned information is taken from: http://en.wikipedia.org/wiki/Ann_Arbor_Municipal_Airport.