KUMT was formerly KRKR then was changed to KSNU.
KRGO (1984-1986)
KRPN (1986-1992)
KZQQ-FM (2/1992-12/1992)
KRGQ-FM (1992-1995)
KRGO (1995-1996)
KRKR (1996-1998)
KSNU (1998-1999)
KWKD (11/1999-12/1999)
KSNU (1999-2000)
KFVR-FM (2000-2001)
KUDD (2001-2016) 
On October 18, 1996, the station's callsign was changed to KRKR. On January 1, 1998, the station's callsign was changed to KSNU. 
