US Government Directory
The United States federal government comprises three branches — Executive (President and 15 Cabinet departments), Legislative (Senate and House of Representatives), and Judicial (Supreme Court and lower federal courts) — plus hundreds of independent agencies, boards, and commissions. State governments mirror this structure across all 50 states, with thousands of additional county and municipal agencies. This directory connects you directly to official government websites, public data portals, and elected-official contact databases. Updated March 2026.
Federal Government Portal
- USA.gov — The official portal of the U.S. government. Access all federal agencies, services, and information organized by topic.
- A–Z Index of Federal Agencies — Complete alphabetical listing of all federal departments, agencies, corporations, and government-sponsored enterprises with official website links.
- Data.gov — The home of the U.S. Government's open data. Over 300,000 datasets from 100+ agencies covering agriculture, climate, education, health, finance, and more.
- Regulations.gov — Comment on proposed federal regulations, search rulemaking dockets, and track agency regulatory activity.
U.S. Congress — Senate & House
- U.S. Senate — Contact your senators, track legislation, access committee hearings, and review Senate rules and records.
- U.S. House of Representatives — Find your representative by ZIP code, track bills, view committee assignments.
- Congress.gov — Official record of all legislation introduced in both chambers, with text, status, vote records, and congressional research service reports.
- GovInfo.gov — Official GPO digital repository of the Congressional Record, Federal Register, Code of Federal Regulations, U.S. Code, and Supreme Court decisions.
Executive Branch Departments
The 15 Cabinet-level departments cover the major policy areas of the federal government:
| Department | Official Website | Key Public Records |
|---|---|---|
| State | state.gov | Passports, visa records, diplomatic missions |
| Treasury | treasury.gov | IRS, sanctions lists, FINCEN filings |
| Justice | justice.gov | FBI records, FOIA, federal inmate locator |
| Interior | interior.gov | Land records, BLM, national parks |
| Agriculture | usda.gov | Farm subsidies, food safety, inspection records |
| Commerce | commerce.gov | Census, NOAA, USPTO, NIST standards |
| Labor | dol.gov | OSHA records, wage/hour violations, union filings |
| Health & Human Services | hhs.gov | Medicare, Medicaid, CDC data, FDA |
| Education | ed.gov | School performance data, FAFSA, accreditation |
| Transportation | transportation.gov | FAA, NHTSA, FMCSA carrier records |
State & Local Government Directories
- USA.gov – States & Territories — Official links to all 50 state government websites plus D.C. and U.S. territories.
- National Conference of State Legislatures (NCSL) — Research on state laws, legislative activity, and policy comparisons across states.
- National Governors Association (NGA) — Governor contacts, biographies, and state policy initiatives.
- National Association of Counties (NACo) — County government directory, policy resources, and county profiles.
- National League of Cities (NLC) — Municipal government resources and city officials directory.
- American Society for Public Administration — State and local government internet directory with links to thousands of state and county agencies.
Transparency & Accountability Resources
- USASpending.gov — Track all federal government spending: contracts, grants, loans, and direct payments.
- OpenTheBooks.com — Federal and state government checkbooks: salaries, pensions, subsidies.
- FOIA.gov — Submit Freedom of Information Act requests to any federal agency and track request status.
- GovTrack.us — Track legislation, voting records, and congressional statistics.
Frequently Asked Questions
How do I find my elected representatives?
Visit USA.gov/elected-officials and enter your address. It returns your U.S. senators, U.S. representative, governor, state legislators, and local officials.
How do I file a FOIA request with a federal agency?
Go to FOIA.gov, find the agency, and submit directly through its FOIA portal. Include specific details about the records you want (date range, topic, people involved). Most agencies have 20 business days to respond. Expedited processing is available if you demonstrate urgency.
What is the Federal Register?
The Federal Register is the official daily journal of the U.S. government — published every working day since 1936. It contains proposed regulations (for public comment), final rules, executive orders, presidential proclamations, and agency notices. Available free at federalregister.gov.
How many federal agencies are there?
The exact number depends on definitions. The U.S. government typically lists approximately 440 federal agencies, departments, boards, and commissions — though some analyses count over 430 distinct federal entities including advisory boards and quasi-governmental organizations.
Page updated: March 2026