A-Z index of U.S. government departments and agencies

This A-Z index of U.S. government departments and agencies is pulled from https://www.usa.gov/agency-index

A

• Access Board - An independent federal agency devoted to accessibility for people with disabilities.
  • URL: https://www.access-board.gov/
• Administration for Children and Families (ACF) - Part of the Department of Health and Human Services, focusing on programs for children, families, and communities.
  • URL: https://www.acf.hhs.gov/
• Administration for Community Living (ACL) - Works to maximize the independence, well-being, and health of older adults and individuals with disabilities.
  • URL: https://acl.gov/
• Administration for Native Americans (ANA) - Promotes self-sufficiency for Native Americans by providing social and economic development opportunities.
  • URL: https://www.acf.hhs.gov/ana
• Administration on Aging (AoA) - Now part of the Administration for Community Living, focuses on improving the lives of older Americans.
  • URL: https://acl.gov/about-acl/administration-aging
• Administrative Conference of the United States (ACUS) - An independent federal agency that studies administrative process and recommends improvements.
  • URL: https://www.acus.gov/
• Advisory Council on Historic Preservation (ACHP) - Promotes the preservation, enhancement, and productive use of our nation's historic resources.
  • URL: https://www.achp.gov/
• African Development Foundation (USADF) - Aids grassroots development in Africa to promote self-sufficiency and economic growth.
  • URL: https://www.usadf.gov/
• Agency for Global Media (USAGM) - Formerly known as the Broadcasting Board of Governors, oversees non-military U.S. international broadcasting.
  • URL: https://www.usagm.gov/
• Agency for Healthcare Research and Quality (AHRQ) - Supports research to improve the quality, safety, efficiency, and effectiveness of health care for all Americans.
  • URL: https://www.ahrq.gov/
• Agency for International Development (USAID) - Provides economic and humanitarian assistance in more than 100 countries to further America's interests.
  • URL: https://www.usaid.gov/
• Agency for Toxic Substances and Disease Registry (ATSDR) - Works to prevent harmful exposures and diseases related to toxic substances.
  • URL: https://www.atsdr.cdc.gov/
• Agricultural Marketing Service (AMS) - Facilitates the efficient, fair marketing of U.S. agricultural products.
  • URL: https://www.ams.usda.gov/
• Agricultural Research Service (ARS) - The main in-house research agency of the U.S. Department of Agriculture.
  • URL: https://www.ars.usda.gov/
• Air Force, Department of the - A military service branch of the Department of Defense focused on air and space power.
  • URL: https://www.af.mil/
• Alcohol and Tobacco Tax and Trade Bureau (TTB) - Regulates and collects taxes on alcohol, tobacco, firearms, and ammunition.
  • URL: https://www.ttb.gov/
• American Battle Monuments Commission (ABMC) - Honors the service and sacrifice of American armed forces by maintaining U.S. military cemeteries and memorials abroad.
  • URL: https://www.abmc.gov/
• AmeriCorps - Mobilizes thousands of Americans in intensive service to meet community needs in education, public safety, health, and the environment.
  • URL: https://www.americorps.gov/
• Animal and Plant Health Inspection Service (APHIS) - Protects and promotes U.S. agricultural health, administering regulatory and control programs.
  • URL: https://www.aphis.usda.gov/aphis/home/
• Appalachian Regional Commission (ARC) - A federal-state partnership that works for sustainable community and economic development in Appalachia.
  • URL: https://www.arc.gov/
• Architect of the Capitol - Responsible for the maintenance, operation, development, and preservation of the United States Capitol Complex.
  • URL: https://www.aoc.gov/
• Arctic Research Commission (USARC) - Develops and recommends national policy for research in the Arctic region.
  • URL: https://www.arctic.gov/
• Armed Forces Retirement Home (AFRH) - Provides retirement living for honorable discharged, former members of the armed forces.
  • URL: https://www.afrh.gov/
• Arms Control and International Security, Bureau of (ACIS) - Leads U.S. efforts in arms control, nonproliferation, and disarmament.
  • URL: https://www.state.gov/bureaus-offices/under-secretary-for-arms-control-and-international-security-affairs/
• Army, Department of the - A military service branch of the Department of Defense, responsible for land-based military operations.
  • URL: https://www.army.mil/
• Army Corps of Engineers (USACE) - Provides engineering services to strengthen national security, energize the economy, and reduce disaster risks.
  • URL: https://www.usace.army.mil/
• Atlantic Fleet Forces Command - Oversees naval operations in the Atlantic.
  • URL: https://www.cffc.navy.mil/
• Atlantic Oceanographic and Meteorological Laboratory (AOML) - Conducts research on oceanography, meteorology, and related disciplines in the Atlantic region.
  • URL: https://www.aoml.noaa.gov/
• Atomic Energy Commission (AEC) - Although no longer in operation, historical records and information can be found here. Replaced by the Nuclear Regulatory Commission and Department of Energy.
  • URL: https://www.energy.gov/management/office-management/operational-management/history/historical-resources/atomic-energy-commission
• Aviation and Transportation Security Act (ATSA) - Legislation that led to the creation of the Transportation Security Administration (TSA).
  • URL: https://www.tsa.gov/about/tsa-mission

B

• Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF) - Regulates and investigates the illegal use, manufacture, and possession of firearms and explosives.
  • URL: https://www.atf.gov/
• Bureau of the Census - Conducts the decennial census and numerous surveys to provide quality data on the nation's people and economy.
  • URL: https://www.census.gov/
• Bureau of Consular Affairs - Provides information and services to U.S. citizens traveling or living abroad and to foreigners seeking entry to the U.S.
  • URL: https://travel.state.gov/
• Bureau of Economic Analysis (BEA) - Produces economic accounts statistics that enable government, business, and the American public to follow and understand the performance of the U.S. economy.
  • URL: https://www.bea.gov/
• Bureau of Engraving and Printing (BEP) - Designs and manufactures U.S. currency.
  • URL: https://www.bep.gov/
• Bureau of Indian Affairs (BIA) - Provides services directly or through contracts, grants, or compacts to 574 Federally recognized tribes.
  • URL: https://www.bia.gov/
• Bureau of Industry and Security (BIS) - Advances U.S. national security, foreign policy, and economic objectives by ensuring an effective export control and treaty compliance system.
  • URL: https://www.bis.doc.gov/
• Bureau of International Labor Affairs (ILAB) - Works to strengthen global labor standards, enforce labor commitments among trading partners, and combat international child labor and human trafficking.
  • URL: https://www.dol.gov/agencies/ilab
• Bureau of Justice Statistics (BJS) - Collects, analyzes, publishes, and disseminates information on crime, criminal offenders, victims of crime, and the operation of justice systems at all levels of government.
  • URL: https://bjs.ojp.gov/
• Bureau of Labor Statistics (BLS) - Principal fact-finding agency for the Federal Government in the broad field of labor economics and statistics.
  • URL: https://www.bls.gov/
• Bureau of Land Management (BLM) - Manages and conserves public lands for multiple use and sustained yield in accordance with the law.
  • URL: https://www.blm.gov/
• Bureau of Ocean Energy Management (BOEM) - Manages development of U.S. Outer Continental Shelf energy and mineral resources in an environmentally and economically responsible way.
  • URL: https://www.boem.gov/
• Bureau of Reclamation - Manages water resources in the Western United States, focusing on water storage, delivery, and conservation.
  • URL: https://www.usbr.gov/
• Bureau of Safety and Environmental Enforcement (BSEE) - Promotes safety, protects the environment, and conserves resources offshore through regulatory oversight and enforcement.
  • URL: https://www.bsee.gov/
• Bureau of Transportation Statistics (BTS) - Provides data and statistics to decision makers in government, industry, and the academic community through the compilation, analysis, and dissemination of transportation-related information.
  • URL: https://www.bts.gov/
• Bureau of Western Hemisphere Affairs - Fosters positive relationships with countries in the Western Hemisphere to promote democracy, human rights, and economic opportunity.
  • URL: https://www.state.gov/bureaus-offices/under-secretary-for-political-affairs/bureau-of-western-hemisphere-affairs/

C

1. Capitol Visitor Center - Provides a welcoming and educational environment for visitors to learn about the U.S. Capitol, the legislative process, and the history and role of Congress.
   • URL: https://www.visitthecapitol.gov/
2. Centers for Disease Control and Prevention (CDC) - Leads public health efforts to prevent and control infectious and chronic diseases, injuries, workplace hazards, disabilities, and environmental health threats.
   • URL: https://www.cdc.gov/
3. Central Intelligence Agency (CIA) - Collects, analyzes, evaluates, and disseminates foreign intelligence to assist the President and senior US government policymakers in making decisions related to national security.
   • URL: https://www.cia.gov/
4. Chemical Safety and Hazard Investigation Board (CSB) - Investigates industrial chemical accidents to protect workers, the public, and the environment by determining the root causes and issuing safety recommendations.
   • URL: https://www.csb.gov/
5. Citizens' Stamp Advisory Committee - Advises the Postmaster General on matters concerning stamp subjects and designs.
   • URL: https://about.usps.com/who-we-are/csac/welcome.htm
6. Civil Air Patrol (CAP) - Performs emergency services, including search and rescue, disaster relief, and homeland security, as the official auxiliary of the U.S. Air Force.
   • URL: https://www.gocivilairpatrol.com/
7. Civil Rights Division of the Department of Justice - Enforces federal statutes prohibiting discrimination on the basis of race, sex, disability, religion, and national origin.
   • URL: https://www.justice.gov/crt
8. Coast Guard, U.S. - A multi-mission, maritime service within the Department of Homeland Security, responsible for safety, security, and stewardship on America's waters.
   • URL: https://www.uscg.mil/
9. Commerce, Department of - Promotes job creation, economic growth, sustainable development, and improved standards of living for all Americans by working with businesses, universities, communities, and workers.
   • URL: https://www.commerce.gov/
10. Commission on Civil Rights (USCCR) - Investigates and studies allegations of discrimination against citizens and institutions on the basis of color, race, religion, sex, age, disability, or national origin.
    • URL: https://www.usccr.gov/
11. Commission on Fine Arts - Advises the President, Congress, and others on matters pertaining to the arts and architecture of the nation's capital.
    • URL: https://www.cfa.gov/
12. Commodity Futures Trading Commission (CFTC) - Regulates the U.S. derivatives markets to protect market users and the public from fraud, manipulation, and abusive practices.
    • URL: https://www.cftc.gov/
13. Congressional Budget Office (CBO) - Provides Congress with objective, nonpartisan, and timely analyses to aid in economic and budget decisions on the wide array of programs covered by the federal budget.
    • URL: https://www.cbo.gov/
14. Congressional Research Service (CRS) - Provides policy and legal analysis to committees and Members of both the House and Senate, regardless of party affiliation.
    • URL: https://www.loc.gov/crsinfo/
15. Consumer Financial Protection Bureau (CFPB) - Protects consumers from unfair, deceptive, or abusive practices and takes action against companies that break the law.
    • URL: https://www.consumerfinance.gov/
16. Consumer Product Safety Commission (CPSC) - Protects the public from unreasonable risks of serious injury or death from thousands of types of consumer products under its jurisdiction.
    • URL: https://www.cpsc.gov/
17. Corporation for National and Community Service - Oversees programs like AmeriCorps and Senior Corps to engage Americans in service to meet community needs.
    • URL: https://www.nationalservice.gov/
18. Corps of Engineers, U.S. Army - Delivers vital public and military engineering services; partnering in peace and war to strengthen our nation's security, energize the economy, and reduce risks from disasters.
    • URL: https://www.usace.army.mil/
19. Court of Appeals for the Armed Forces - Reviews court-martial convictions of all branches of the U.S. military to ensure military justice is administered in accordance with the law.
    • URL: https://www.armfor.uscourts.gov/
20. Court of Appeals for the Federal Circuit - Has nationwide jurisdiction to hear appeals in specialized cases like patent cases, trademark cases, and claims against the U.S. government.
    • URL: https://www.cafc.uscourts.gov/
21. Court of International Trade - Adjudicates cases involving international trade and customs law.
    • URL: https://www.cit.uscourts.gov/
22. Customs and Border Protection (CBP) - Protects the nation's borders to prevent terrorists and terrorist weapons from entering the United States, while facilitating lawful international trade and travel.
    • URL: https://www.cbp.gov/
23. Cybersecurity and Infrastructure Security Agency (CISA) - Works to ensure the security and resilience of the nation's critical infrastructure, including cybersecurity, against threats.
    • URL: https://www.cisa.gov/