Low Graphics Version Homepage > Departments > Treasurer Tax Collector County Clerk > Contact Us Send a link Treasurer/Tax Homepage Treasurer Tax Collector County Clerk Online Tax Information Assistance Programs Documents Contact Us General Information Investment Reports Unclaimed Money Deposit Reports General Information Online Tax Payment Property Tax Faq Understanding Your Bill Payment Assistance Programs Tax Sale Fee Schedule Business License General Information Sales Information Frequently Asked Questions Available Parcels General Information Fee Schedule Certified Copies Fictitious Business Name Legal Document Assistant Marriage License Notary Public Professional Photocopier Process Server Unlawful Detainer Assistant Wedding Ceremony Search Existing Fictitious Business Name Complete a Fictitious Business Name application online Print Blank Forms ABOUT SSL CERTIFICATES Contact Us Treasurer - Tax Collector - County Clerk 675 Texas Street, Suite 1900 Fairfield, CA 94533 Treasurer : 707-784-6295 Tax Collector : 707-784-7485 County Clerk : 707-784-7510 Email   Please Note: Public access counters are located in the Tax Collector Lobby. A 24 hour drop box is located outside the office in the courtyard. Directions Technical ContactEmployee ServicesMaps & DirectionsAcceptable UseAccessibilityDisclaimerPrivacy PolicySite Map