United States Government


Structure & Institutions Directory


I. Legislative Branch

Congress of the United States

  • Congress.gov — Official legislative information, bills, resolutions, committees, members.

Senate

  • U.S. Senate — Senators, committees, legislation, floor activity, and historical archives.

House of Representatives

Library of Congress

Government Publishing Office (GPO)

  • govinfo.gov — Free public access to official publications from all three branches.

Architect of the Capitol (AOC)

  • aoc.gov — Manages maintenance and preservation of Capitol complex.

II. Executive Branch

The White House

  • whitehouse.gov — Executive Office of the President, press releases, initiatives, policy information.

Executive Office of the President (EOP) — includes:

U.S. Department of State

  • state.gov — Foreign policy, diplomacy, passports, visas.

U.S. Department of the Treasury

  • treasury.gov — Financial policy, debt management, currency production.

U.S. Department of Defense (DoD)

  • defense.gov — Military operations, policies, and organizational structure.
    • Branches: Army, Navy, Air Force, Marine Corps, Space Force.
    • Unified Combatant Commands.

U.S. Department of Justice (DOJ)

  • justice.gov — Legal enforcement, prosecutions, civil rights.
    • FBI, DEA, ATF, Bureau of Prisons.

U.S. Department of the Interior

  • doi.gov — Land and natural resources management.

U.S. Department of Agriculture (USDA)

  • usda.gov — Agricultural policy, food safety, rural development.

U.S. Department of Commerce

  • commerce.gov — Trade, economic development, technology policy.

U.S. Department of Labor

  • dol.gov — Worker rights, wages, job training.

U.S. Department of Health and Human Services (HHS)

  • hhs.gov — Public health, medical research, Medicare/Medicaid.

U.S. Department of Housing and Urban Development (HUD)

  • hud.gov — Housing policy, urban development.

U.S. Department of Transportation (DOT)

U.S. Department of Energy (DOE)

  • energy.gov — Energy production, nuclear policy.

U.S. Department of Education

  • ed.gov — Federal education policy, student aid.

U.S. Department of Veterans Affairs (VA)

  • va.gov — Veteran benefits, healthcare, memorials.

U.S. Department of Homeland Security (DHS)

  • dhs.gov — Border protection, emergency response, cybersecurity.
    • Agencies: CBP, ICE, TSA, FEMA, Coast Guard, Secret Service.

III. Judicial Branch

Supreme Court of the United States

U.S. Courts of Appeals

U.S. District Courts

U.S. Bankruptcy Courts

Special Courts:

Judicial Conference of the United States


IV. Independent Agencies & Commissions (cross-branch oversight)