The station went on the air as WNTK-FM on December 18, 1990.[1] On November 30, 1992, the station changed its call sign to WNBX; on December 19, 1994, to WUVR; on March 11, 1996, back to WNBX; on February 15, 1997, to WVRR; and on March 31, 1997, to the current WXXK.[4]
Until March 16, 2015, WXXK was simulcast in the Keene area on WKKN 101.9 FM.[5] It had also been simulcast in southern Vermont on WTHK at 100.7 MHz in Wilmington.[6]