Club Phusion was launched on March 31, 2006 over the subcarrier channel of Top 40 Mainstream KZCH/Wichita, Kansas.
To ensure that tags replying on different channels are simultaneously received tag replies are band limited to reduce data and subcarrier harmonic levels.
The KWNB (Hayes Center) signal serves portions of the North Platte market, which puts KFXL in competition with that market's local Fox affiliate, K11TW, which is seen on a low-power analog signal and on a subcarrier of KNOP-TV.
It is also available on cable channels 6 and 706 (HD) on Bresnan Cable (now 506 under Optimum Cable) in Casper, as well as on the digital subcarrier of Cheyenne Fox affiliate KLWY and a network of UHF and VHF translators across the state.
KFAE also broadcasts the Washington Talking Book and Braille Library's Evergreen Radio Reading Service to blind and handicapped listeners on its 67kHz subcarrier.
WHKO'S 99.1 HD 3 digital subcarrier is leased to BC Dayton Broadcasting as "The Soul of Dayton," a possible reference and tribute to the former WDAO-FM (now WMXX) which airs an urban oldies format.
Radio Maria Chicago, a Spanish language unit of Radio Maria USA, a Catholic radio network is also broadcast on WOJO's FM subcarrier.