{{Infobox radio station
| name = KDFC
| image =
| image_size =
| alt =
| caption =
| city = [[San Francisco, California]]
| area = San Francisco, CA
| branding =
| slogan = Classical
| frequency = 90.3 [[Megahertz|MHz]]
| translator =
| repeater =
| airdate = August 18, 1964
| last airdate =
| format = [[Classical Music]]
| language = English
| power =
| erp = 1 kW
| haat =
| class = B1
| facility_id = 69143
| coordinates = {{coord|37.8511|-122.4983|type:landmark_region:US_source:FCC|display=inline,title}}
| callsign_meaning =
| former_callsigns =
| former_frequencies =
| affiliations =
| operator =
| owner =
| licensee = University Of Southern California
| sister_stations =
| webcast =
| website = [https://www.kdfc.com/] kdfc.com
}}

'''KDFC''' is an American non-commercial ([[FM Broadcasting|FM]]) [[radio station]] licensed by the [[Federal Communications Commission|FCC]] to serve the community of [[San Francisco, California]] on the frequency of 90.3 [[Megahertz|MHz]] . The station license is assigned to University Of Southern California. KDFC-FM) airs a [[Classical Music]] format.

The [[FCC]] first licensed this station to begin operations on August 18, 1964 using callsign KUSF.<ref name=fcchistory>{{cite web|url=https://licensing.fcc.gov/cgi-bin/prod/cdbs/forms/prod/getimportletter_exh.cgi?import_letter_id=69822|publisher=Federal Communications Commission|title=FCC History card for KUSF}}</ref>

The station has held the KDFC callsign since May 1, 2017.<ref name="fcccsh">{{cite web |title=Call Sign History|url= http://licensing.fcc.gov/cgi-bin/ws.exe/prod/cdbs/pubacc/prod/call_hist.pl?Facility_id=69143&Callsign=KDFC |work=FCC Media Bureau CDBS Public Access Database}}</ref>
==Stations that have used the KDFC CallSign==
{| class="wikitable"
|-
! Current Call Sign
! City, State
! Frequency
|-
| [[KRBQ]] || [[ San Francisco, CA]] ||align=right| 102.1 MHz
|-
| [[KDOW]] || [[ Palo Alto, CA]] ||align=right| 1220 kHz
|-
| [[KDOW]] || [[ Palo Alto, CA]] ||align=right| 1220 kHz
|-
| [[KOSC]] || [[ Angwin, CA]] ||align=right| 89.9 MHz
|}
==Call signs used at this station==
{| class="wikitable"
|-
! As Of
! Call Sign
|-
||| KUSF ||
|-
|June 7, 2012|| KOSC ||
|-
|May 1, 2017|| KDFC ||
|}
==References==
{{reflist}}
==External links==
* [https://www.kdfc.com/ kdfc.com] Official KDFC FM Website
* FCC Public Inspection File online [https://publicfiles.fcc.gov/fm-profile/kdfc]
* {{ FM station data|KDFC}}
{{-}}
[[Category:Radio stations in California]]
[[Category:Radio stations established in 1964]]
[[Category:1964 establishments in California]]
[[Category: Radio stations in the United States]]
{{ California-radio-station-stub}}