First station[]
- Date: ...June 30, 1927-June 30, 1928...
- Frequency:
- 1340 khz (...June 30, 1927-June 30, 1928...)
- Location:
- Pueblo, Colorado (...June 30, 1927-June 30, 1928...)
- Owner of license:
- Boy Scouts of America Pueblo Council (...June 30, 1927-June 30, 1928...)
Second station[]
- Date: January 10, 1983-October 15, 1989
- Frequency:
- 660 khz (January 10, 1983-October 15, 1989)
- Location:
- Orcutt, California (January 10, 1983-October 15, 1989)
- Subsequent call letters: KSMI
Third station[]
(same as second, after two changes of call letters)
- Date: January 22, 1990-2007...
- Previous call letters: KSMI
- Frequency:
- 660 khz (January 22, 1990-2007...)
- Location:
- Orcutt, California (January 22, 1990-2007...)
- Owner of license:
- Radio Representatives, Inc. (...2007...)