KOAI may refer to:
- KOAI, a radio station licensed to Sun City West, Arizona
- KNAZ-TV, a television station licensed to Flagstaff, Arizona that was known as KOAI from 1970 to 1981
- KHKS, a radio station licensed to Denton, Texas that was known as KOAI from 1987 to 1992
- KMVK, a radio station licensed to Fort Worth, Texas that was known as KOAI from 1992 to 2006
- KJQS, a defunct radio station licensed to Van Buren, Arkansas that was known as KOAI from 2006 to 2012