State: CaliforniaCounty: Sonoma Biz Office Phone: (707) 521-6500FCS Phone: (707) 521-6500Website: https://sonoma.courts.ca.gov/Local Forms: https://sonoma.courts.ca.gov/forms-filing/local-formsLocal Rules: https://sonoma.courts.ca.gov/general-information/local-rulesCourt Holidays: https://sonoma.courts.ca.gov/general-information/court-holidayse-Filing: https://sonoma.courts.ca.gov/online-services/efiling