According to Federal Communications Commission (FCC) application and license renewal information, KXLX's license was transferred from KMJY 700 which had been broadcasting from Newport, Washington since 9 June 1986. KMJY was owned and operated by James and Helen Stargel. The call signs for this station before KMJY were KZUN and KTMI. Another Spokane area station used the call sign KZUN from 1955 to 1985 on 630 kHz. This station was licensed to Opportunity, Washington.
The FCC records also show that KXLX began broadcasting on 700 on February 27, 2004. The station is an all-sports station and is part of the ESPN Radio network.