|City of license||Vallejo, California|
|Channels||Digital: 34 (UHF)
Virtual: 66 (PSIP)
|Subchannels||66.1 KFSF (UniMás)
66.2 KDTV (Univisión)
|Owner||Univision Communications, Inc.
(TeleFutura San Francisco, LLC)
|First air date||November 25, 1986|
|Call letters' meaning||TeleFutura San Francisco|
|Former callsigns||KPST-TV (1986-2002)
|Former channel number(s)||Analog:
66 (UHF, 1986-2009)
|Former affiliations||Asian/HSN (1986-2002)
|Transmitter power||150 kW|
KFSF-DT (Channel 66) is a Univision-owned television station affiliated with UniMás. KFSF is licensed to Vallejo and serves the San Francisco Bay Area. A sister station to KDTV-DT, KFSF features additional programming choices. Sports, including boxing and soccer; productions from Mexico by Televisa or Galavision (Mexico) and Venezuela; and nightly major Hollywood movies, dubbed in Spanish are KFSF's significant offerings. KDTV is also available on KFSF's digital subchannel (66.2).
Channel 66 began telecasts on November 25, 1986 as KPST-TV, providing a combination of Asian productions and affiliation with the Home Shopping Network.
Digital channels 
- TeleFutura web page section of univision.com
- Query the FCC's TV station database for KFSF
- BIAfn's Media Web Database -- Information on KFSF-DT