Alameda County, website

Alameda County in California uses area codes 341 and 510. This page is a phonebook directory where you will find the physical address and contact information of the most relevant government offices in Alameda, including the Clerk’s Office, Sheriff’s Office, and the Health Department. 

Sheriff’s Office

1401 Lakeside Drive, 12th Floor
Oakland, CA 94612-4305

Phone: (510) 272-6878

Police Department

1555 Oak Street, Alameda, CA 94501

Phone: (510) 337-8340

Superior Court

2233 Shore Line Dr., Alameda, CA 94501

Phone: (510) 263-4300

District Attorney’s Office

1225 Fallon Street, Suite 900
Oakland, CA 94612

Phone: (510) 272-6222

 Clerk-Recorder Office

1106 Madison St., Oakland, CA 94607

Phone: (510) 272-6362

Treasurer Tax- Collection

1221 Oak Street, Room 131, Oakland, CA 94612

Phone: (510) 272-6800

Property Tax Collection

1221 Oak Street, Room 131
Oakland, CA 94612
Phone: (510) 272-6800
Fax: (510) 272-6807

Health Department

1100 San Leandro Blvd.
San Leandro, CA 94577
Phone: (510) 267-8000

Alameda County Jail

5325 Broder Blvd.
Dublin, CA 94568
Phone: (925) 551-6500

Emergency Management

1401 Lakeside Drive, 12th Floor
Oakland, CA 94612-4305

Phone: (510) 667-3622

Social Services

6955 Foothill Boulevard
Oakland, CA 94605

Phone: (510) 577-1900

Fire Department

6363 Clark Avenue
Dublin, CA 94568
Phone: (510) 632-3473
Fax: (925) 875-9387

Department of Education

313 West Winton Ave., Hayward, CA 94544

Phone: (510) 887-0152