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Office Address

Contra Costa County • Tax Collector Office • Martinez, Contra Costa County, California
Office Address
Finance Building 625 Court Street, Room 100 Martinez, CA 94553
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Agency
Contra Costa County
Section
Treasurer - Tax Collector - Tax Collector Office
Department
Treasurer-Tax Collector
Office
Tax Collector Office
Location
Martinez, Contra Costa County, California
Last Checked
June 2, 2026

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Status Unverified
Last verified June 2, 2026
Confidence 0.9

What this fax number is for

Tax Collector Office

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Source and verification

Office Address
Added June 2, 2026

Contact Phone: (925) 608-9500 Fax: (925) 608-9598 Email: [email protected] TTY: Call 711 Contact the Tax Collector Office Finance Building 625 Court Street, Room 100 Martinez, CA 94553

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Quick facts
Type FaxNumber
Agency Contra Costa County
Label Office Address
Fax Number Finance Building 625 Court Street, Room 100 Martinez, CA 94553
About this listing
This listing is meant to help users confirm the correct fax destination before sending documents.
Unverified Checked Jun 2, 2026