Slow Food Russian River
- Local chapter of the group that supports a sustainable food supply, local producers, and heritage foods. Provides membership details, information about local projects, and links to area member businesses.
- http://www.slowfoodrr.org/

Sonoma County Historical Society
- Source for historical information.
- http://www.sonomacountyhistory.org

Peace and Justice Center of Sonoma County
- Works to replace violence, war, racism, and economic injustice through active nonviolence as a way of life and as a means of radical change. Action alerts, calendar of events, information about counseling, and volunteer opportunities.
- http://www.peaceandjusticesonomaco.org/

The Haury Foundation
- Supports foster care and community outreach programs.
- http://www.haury.org/

The Republican Party of Sonoma County
- Newsletter, candidate contacts, party structure and local GOP clubs.
- http://www.sonomagop.org

Gay Sonoma
- Online Guide to an events calendar, personals, gay (and gay-friendly) local businesses, community organizations, classifieds.
- http://www.gaysonoma.com

Sacred Sonoma
- A book about the sacred sites and alignments in the county.
- http://www.sacredsonoma.com