KOAC-FM (89.7 FM) is a radio station licensed to Astoria, Oregon, United States. The station is owned by Oregon Public Broadcasting, and airs OPB's news and talk programming, consisting of syndicated programming from NPR, American Public Media and Public Radio Exchange, as well as locally produced offerings.

• opb.org
• Facility details for Facility ID 81807 (KOAC-FM) in the FCC Licensing and Management System
• KOAC-FM in Nielsen Audio's FM station database