{{Infobox radio station
| name = KOAC
| image =
| image_size =
| alt =
| caption =
| city = [[Astoria, Oregon]]
| area = Unrated
| branding =
| slogan =
| frequency = 89.7 [[Megahertz|MHz]]
| translator =
| repeater =
| airdate = January 24, 1997
| last airdate =
| format = [[NPR News & Ideas]]
| language = English
| power =
| erp = 185 watts
| haat =
| class = A
| facility_id = 81807
| coordinates = {{coord|46.2625|-123.8869|type:landmark_region:US_source:FCC|display=inline,title}}
| callsign_meaning =
| former_callsigns =
| former_frequencies =
| affiliations =
| operator =
| owner =
| licensee = Oregon Public Broadcasting
| sister_stations =
| webcast =
| website = [http://www.opb.org/radio/where-to-listen/] opb.org
}}

'''KOAC''' is an American non-commercial ([[FM Broadcasting|FM]]) [[radio station]] licensed by the [[Federal Communications Commission|FCC]] to serve the community of [[Astoria, Oregon]] on the frequency of 89.7 [[Megahertz|MHz]] . The station license is assigned to Oregon Public Broadcasting. KOAC-FM) airs a [[NPR News & Ideas]] format.

The [[FCC]] first licensed this station to begin operations on January 24, 1997 using callsign KZNX.

The station has held the KOAC callsign since July 7, 2010.<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=81807&Callsign=KOAC |work=FCC Media Bureau CDBS Public Access Database}}</ref>
==Stations that have used the KOAC CallSign==
{| class="wikitable"
|-
! Current Call Sign
! City, State
! Frequency
|-
| [[KOAC]] || [[ Corvallis, OR]] ||align=right| 550 kHz
|-
| [[KOAC]] || [[ Corvallis, OR]] ||align=right|
|-
| [[KOAC]] || [[ Corvallis, OR]] ||align=right| 550 kHz
|}
==Call signs used at this station==
{| class="wikitable"
|-
! As Of
! Call Sign
|-
|January 24, 1997|| KZNX ||
|-
|August 14, 2003|| KWYA ||
|-
|July 7, 2010|| KOAC-FM ||
|}
==References==
{{reflist}}
==External links==
* [http://www.opb.org/radio/where-to-listen/ opb.org] Official KOAC FM Website
* FCC Public Inspection File online [https://publicfiles.fcc.gov/fm-profile/koac-fm]
* {{ FM station data|KOAC}}
{{-}}
[[Category:Radio stations in Oregon]]
[[Category:Radio stations established in 1997]]
[[Category:1997 establishments in Oregon]]
[[Category: Radio stations in the United States]]
{{ Oregon-radio-station-stub}}