KJFF (1400 AM) is a commercial radio station in Festus, Missouri, serving Jefferson County (hence the call sign).

It airs a news-talk radio format, and is owned by Alpha Media, through licensee Alpha Media Licensee LLC.

In the fall, it airs local high school football games.

KJFF is powered at 1,000 watts as a Class C radio station.

This article about a radio station in Missouri is a stub.