County of Contra Costa

---

Welcome to County of Contra Costa, your go-to destination for quality services in California. Located at 624 Ferry St, Martinez, our establishment provides top-notch County Government services to meet your needs. We are conveniently situated in California, with the postal code 94553. For more information or to inquire about our services, please call us at (925) 646-2901. Our website offers further details about our offerings, working hours, and location. You can also find directions, view our map, and explore additional information to help you connect with us easily. Discover why County of Contra Costa is a trusted name in California and experience our commitment to providing excellent service.