KFNS-FM

KFNS-FM (100.7 FM, "The Viper") is a radio station broadcasting an active rock format. Licensed to Troy, Missouri, USA, the station serves the St. Louis Metropolitan area, with an effective radiated power of 6,000 watts and the studios located in St Charles County. The station is currently owned by Chris Blevins and Steve Kaspar, through licensee Viper Broadcasting, LLC.

History

The station formerly often simulcasted with KFNS (AM) (590 kHz), which is located in the St. Louis suburb of St Charles, Missouri.

KFNS-FM was the radio home of the River City Rascals of the Frontier League of Independent Baseball during the seasons of 1999 through 2002, and again in 2006.

On July 15, 2009 KFNS-FM changed their format from a simulcast of sports-formatted KFNS 590 AM to classic hits, branded as "Westplex 100.7". As of September 2009, KFNS-FM has changed formats once again. They are playing an adult hits format known as "Westplex 100.7-- Playing Whatever We Feel Like." On December 29, 2011 KFNS-FM changed formats once gain, this time to hot adult contemporary, also as "Westplex 100.7".