WEXX (99.3 FM) is located in the Tri-Cities, Tennessee area and is owned by Bristol Broadcasting Company.

In the late '80s and into the '90s, the 99.3 frequency was country music-formatted WUSJ-FM "US99".

Most recently, Mediabase has moved the station to the active rock panel, under the callsign WTZR (Z-Rock),[3] but the default active rock station is WRZK.

The station continued to report on the alternative rock panel per Nielsen BDS.

[4] On February 23, 2015, WTZR changed its call letters to WEXX, to go with the "The X" branding.