KABR was a radio station based in Aberdeen, South Dakota.
In the 1940s the station was a Mutual affiliate with 5000 watts of power. The 1948 Broadcasting Yearbook gave a 1935 establishment date and 5000 watts of power with no schedule limit; the 1959 Broadcasting Yearbook gave the station's start date as 1952 and power as 1000 watts daytime-only. Frank E. Fitzsimmons acquired the station on March 12, 1959.
It produced the program Juke Box Jamboree hosted by DJ Eddie L. Weeks in 1950.
Significant radio personalities affiliated with the station include:
- Melvin Baker, sportscaster, 1940–1941
- A. A. Fahy, newscaster, 1941, 1945–1946
- Ed "Eddie" Falk, sportscaster, 1938–1941
- John A. Griffin, newscaster, 1945–1946
- Russell V. "Russ" Kaber - sportscaster, 1947
- E. C. Pieplow - newscaster, 1946
- George E. Viehmann, Jr. - newscaster, 1942
- Myrtle Young - home economic commentator, 1957
- Preston "Jeff" Solem - Party Line host and station owner, 1960s and early 1970s aside from his duties as Mayor of Aberdeen
- Lynn Solem - Talk show host and co-owner
As of 1959, Jeff Solem was news and program director, and Lynn Solem was women's director.
As of 2010, 1420 kHz in Aberdeen is KGIM (AM).