California Department of Business Oversight (DBO)
1515 K Street, Suite 200
Sacramento, CA 95814
(916) 445-7205
(866) 275-2677
Regional offices and more contact information

The DBO supervises the operations of state-licensed financial institutions, including banks, credit unions and money transmitters; it also licenses and regulates financial service providers including securities brokers and dealers, investment advisers, payday lenders and other consumer finance lenders.

Online complaint forms are available on the website under Consumer Services. Complaints may also be mailed to the Federal Deposit Insurance Corp. (below):

(U.S.) Consumer Financial Protection Bureau (CFPB)
(855) 411-CFPB (2372)

Since 2011, the CFPB has been an independent federal agency working for fair treatment of consumers in the financial marketplace. Acting on mortgages, credit cards, payday and installment lending, auto loans, debt collection student lending, checking accounts and other areas, it has secured over $10.8 billion dollars in relief for more than 25 million consumers harmed by illegal practices. Submit complaints about potential violations of federal consumer financial law here.

Federal Deposit Insurance Corp. (FDIC)
25 Jessie Street at Ecker Square, Suite 2300
San Francisco, CA, 94105-2780
Toll-free: (800) 756-3558; (415) 546-0160
Western regional offices

The FDIC takes complaints about state-chartered banks that are not members of the Federal Reserve System.

FDIC Division of Supervision and Consumer Protection
550 17th Street, N.W.
Washington, DC 20429
Information Line: (877) 275-3342

This division’s consumer protection resources include information on identity theft, frauds and scams, credit reports, mortgages and more.

Federal Reserve Bank (12th Federal Reserve District)
Consumer Complaints
Division of Banking Supervision and Regulation
101 Market Street
San Francisco, CA 94105
Mailstop 620
(800) 227-4133; (415) 974-2000
Consumer Affairs: (415) 974-2967

Registers complaints about state-chartered banks within the Federal Reserve banking system.

National Credit Union Administration (NCUA)
1775 Duke Street
Alexandria, VA 22314-3428
National Fraud Hotline: (800) 827-9650
Consumer contact information

Regulates federally chartered credit unions and handles complaints about violations of the Equal Credit Opportunity Act, Truth in Lending Act, Fair Credit Reporting Act, Electronic Funds Transfer Act, Federal Credit Union Bylaws, and the National Credit Union Rules and Regulations.

U.S. Comptroller of the Currency
50 Fremont Street, Suite 3900
San Francisco, CA 94105
Complaint Line: (800) 613-6743
Consumer assistance: (800) 755-1030
(415) 545-5954

Handles complaints concerning federally chartered national banks, their subsidiaries, and credit card companies. The Comptroller does not regulate savings and loans or credit unions. Telephone or email the comptroller to begin the complaint process.