Washington County Cooperative Library Services
WCCLS includes 17 libraries (as of 2012).
- Banks Public Library
- Beaverton City Library
- Beaverton-Murray Scholls Library
- Cedar Mill Community Library
- Bethany-Cedar Mill Library
- Cornelius Public Library
- Forest Grove City Library
- Garden Home Community Library
- Hillsboro Main Library
- Hillsboro Shute Park Branch
- North Plains Public Library
- Oregon College of Art & Craft
- Sherwood Public Library
- Tigard Public Library
- Tualatin Public Library
- Tuality Health Resource Center
- West Slope Community Library
Past WCCLS-affiliated libraries included ones in the former Tanasbourne Mall (when the Tanasbourne area was unincorporated) and, in the 1970s, Aloha Park Library, located in Aloha Park school and open to the public one night a week.
- Aloha Community Library (in Washington County, but not a member of WCCLS)
- Library Information Network of Clackamas County
- Multnomah County Library
- "Overview of Library Services". Washington County Cooperative Library Services. Retrieved December 11, 2012.
- Gardner, Fran (January 11, 1976). "New network ties together all the county's libraries". The Valley Times (Beaverton, Oregon). p. 10.
- "Library Map and Listing". Washington County Cooperative Library Services. Retrieved December 11, 2012.