Biofuels Research Cooperative: A community-based organization that provides participating members with waste vegetable oil to research its use as a clean, renewable biofuel. Pictures, automobile conversion tips, FAQs, and membership details. Based in Sebastopol.
CERES - Sonoma County: An index to environmental information for the county. Extensive reference includes road, weather, and flood conditions, demographics, historical resources, maps.
RRRAUL: Russian River Residents Against Unsafe Logging: A watchdog forestry group in Sonoma County. Information on the group and its objectives and on the adverse environmental impacts of logging.
Sonoma Valley Chamber of Commerce: Member directory, history, community information, related links, and contact details.
Sonoma Valley Visitors Bureau: Offering information about lodging, wineries, dining, the arts, visitor services, and history.
Sonoma.com: Visitors guide to wineries, lodging, restaurants and events.
Sonoma.net: A quick reference to city sites and parks within Sonoma County.
SonomaBest.com: Directory of real estate, wineries, and golf courses.
SonomaLinks.com: Web site links to businesses, wineries, entertainment and recreation.
The Sonoma Ecology Center: Non-profit organization working toward a condition of sustainable ecological health in the valley through community-supported research, restoration, education, and preservation. Resources, events, garden information, related links, and contact details.
UncleWebster: Directory of community resources and entertainment.
Wine Country Guide: Award winning guide to Sonoma County, Napa and Mendocino. Very extensive, includes dining guide, events calendar, discussion boards, and music.