Sonoma Valley Historical Society

Depot Park Museum 270 First Street West, Sonoma CA 95476 PO Box 861, Sonoma CA 95476 (707) 938-1762 Sonoma Valley Historical Society at Sonoma Valley Wiki Depot Park Museum

Sonoma League for Historic Preservation

The Heritage Center at Maysonnave House 291 First Street East, Sonoma CA 95476 P.O. Box 766, Sonoma CA 95476 (707) 938-0169 Sonoma League for Historic Preservation

Glen Ellen Historical Society

PO Box 35, Glen Ellen CA 95442 Glen Ellen Historical Society at Sonoma Valley Wiki http://www.facebook.com/GlenEllenHistoricalSociety

Jack London Foundation

PO Box 337, Glen Ellen CA 95442 (707) 996-2888

See also Local Historians.