Consumer.gov -  .

AOL's Gov Guide Consumer Services Center - - Local, state and federal consumer services organized by zip code.

Better Business Bureaus - - Contact and web site information provided.

Bureau of Consular Affairs, U.S. State Department - - Helps with travel warnings, international adoption, passport and visa service and problems, Americans abroad.

Commodities Futures Trading Commission - - Public information and complaints page, with information about enforcement activities, consumer alerts, reparations program, and other links.

Consumer Action Handbook - - Published by the U.S. Federal Consumer Information Center. Includes help and assistance information for consumers including shopping advice, tips about products and services, and contact information for governmental agencies, business bureaus, consumer advocacy and protection offices.

Consumer Information Center: Education Resources - - Listing of a number of free and low cost booklets.

Consumer Information Center: Small Business Information - - Listing of a number of free and low cost booklets.

Department of Transportation Auto Safety Hotline - - FAQs, how to file a defect report, information on the recall process, and links to safety information.

Environmental Violations - - How to report environmental problems to the United States Environmental Protection Agency.

Federal Citizen Information Center - - Catalog of free and low-cost federal publications of consumer interest from the General Services Administration.

Federal Communications Commission's Consumer and Governmental Affairs Bureau - - Consumer information, filing complaints, and laws about amateur and commercial radio, cable companies, public broadcasting, and telephone service.

Federal Trade Commission Consumer Protection - - FTC works to eliminate unfair or deceptive marketplace practices. Areas of FTC involvement plus a complaint form for consumers.

FTC Bureau of Consumer Protection - - Bureau of Consumer Protection's mandate is to protect consumers against unfair, deceptive, or fraudulent practices. The Bureau enforces a variety of consumer protection laws enacted by Congress, as well as trade regulation rules issued by the Commission.

Housing and Urban Development, File a Complaint - - Consumer information and how to file a complaint housing discrimination, bad landlords in federal housing, violations of manufactured housing, land sale frauds, deceptive home improvement contractors, and other abuses and waste.

Office of the Comptroller of the Currency Customer Assistance - - The OCC charters, regulates and examines approximately 2,600 national banks and 66 federal branches and agencies of foreign banks in the United States. Site has instructions on how to file a formal complaint.

Reporting Illnesses and Product Complaints (Food Safety) - - A list of links on how and where to report fraud, dangers, and violations on food and water safety to federal and state governmental agencies.

SEC Complaint Center - - Security and Exchange Commission discusses how to handle a complaint against a stock broker.

State Banking Authorities - - Listing of officials that regulate and supervise state-chartered banks.

Taxpayer Advocate Service (IRS) - - Not exactly a complaint page, but does tell about help for problem situations in paying your taxes; from the Internal Revenue Service.

U.S. Department of Labor Public Affairs Offices - - List of addresses and phone numbers for national and regional offices.

U.S. Department of Transportation Frequently Asked Questions - - Among other questions answered, site lists where to file a complaint.

U.S. Food and Drug Administration Public Affairs Specialists - - Regional FDA's public affairs specialists who respond to consumers' questions about FDA and the products the agency regulates.