KIAI is a commercial radio station

Radio station

Radio broadcasting is a one-way wireless transmission over radio waves intended to reach a wide audience. Stations can be linked in radio networks to broadcast a common radio format, either in broadcast syndication or simulcast or both...

 that serves the Mason City, Iowa

Mason City, Iowa

Mason City is the county seat of Cerro Gordo County, Iowa, United States. The population was 28,079 in the 2010 census, a decline from 29,172 in the 2000 census. The Mason City Micropolitan Statistical Area includes all of Cerro Gordo and Worth counties....

 area. The station broadcasts a Country

Country music

Country music is a popular American musical style that began in the rural Southern United States in the 1920s. It takes its roots from Western cowboy and folk music...

 format. KIAI is licensed to Three Eagles of Lincoln, Inc which is owned by Three Eagles Communications, Inc which owns several other radio stations in Iowa and Minnesota.

The station was originally licensed as KNIQ on April 9, 1985 but changed callsigns to KIAI on October 4, 1991.

The transmitter and broadcast tower are located 4 miles east of Mason City along 280th Street. According to the Antenna Structure Registration database, the tower is 244 m (801 ft) tall with the FM broadcast antenna mounted at the 229 m (751 ft) level. The calculated Height Above Average Terrain

Height above average terrain

Height above average terrain is used extensively in FM radio and television, as it is actually much more important than effective radiated power in determining the range of broadcasts...

is 241 m (791 ft).