Ten Friends of the Library groups support Sonoma County Library branches and their users through advocacy, volunteerism, contributions, and book sales. More information about each group, and their associated book sales, can be found via the links below. You may also check with your local branch library to find out if they are accepting book donations on behalf of the Friends.
- Friends of Santa Rosa Libraries (Central, Northwest, Rincon Valley, and Roseland)
- Friends of the Cloverdale Library
- River Friends of the Library (Guerneville)
- Friends of the Healdsburg Library
- Friends of the Petaluma Library
- Rohnert Park - Cotati Friends of the Library
- Friends of the Sebastopol Library
- Friends of the Sonoma County Wine Library (in Healdsburg)
- Friends of the Sonoma Valley Library
- Friends of the Windsor Library