Chronology of call letters KYA

• Date: December 18, 1926-December 13, 1983 ( Note: Licensed on December 17, 1926; first broadcast the next day.)
• Frequency:
  • 960 khz (...June 30, 1927-June 30, 1928...) (listings for June 30, 1927 and June 30, 1928 on one site)
  • 970 khz (December 18, 1926-January 31, 1928...) ( Note: This and the next two frequencies given on a different site; this frequency also confirmed on other sites.)
  • 850 khz (...) ( Note: One site showed this frequency as chronologically between the 970 and 830 frequencies, but with no precise date specified. Another gave it as in use up till the November 11, 1928 frequency changes.)
  • 830 khz (...April 1930-November 11, 1928)
  • 1220 khz (November 11, 1928...) ( Note: This frequency is listed in the source that gave 850 as in use up to the November 11, 1928 frequency changes. Other sources give 1230 as the new November 11, 1928 frequency.)
  • 1230 khz (November 11, 1928-March 29, 1941)
  • 1260 khz (March 29, 1941...)
• Location:
  • San Francisco, California (...June 30, 1927-March 29, 1941...)
• Owner of license:
  • Pacific Broadcasting Corporation [or Company] (...June 30, 1927-June 30, 1928...)
• Subsequent call letters: KOIT