The station was assigned these call letters by the Federal Communications Commission on June 4, 1979.

The station was assigned the KCJJ call sign by the Federal Communications Commission in 1982.

The station was assigned these call letters by the Federal Communications Commission.

The station has been assigned these call letters by the Federal Communications Commission, by the college's request, since August 29, 1997.

The station was assigned these call letters by the Federal Communications Commission since November 10, 2005.

The station was assigned these call letters by the Federal Communications Commission on January 30, 2002.

The station was assigned these call letters by the Federal Communications Commission on September 7, 2001.

The station was assigned the license by the Federal Communications Commission on July 7, 1947.

The station was assigned the call sign KRSB by the Federal Communications Commission.

The current calls were assigned by the Federal Communications Commission or March 19, 1999.