PRESIDENT, CONGRESS
AND SUPREME COURT

• President
  http://whitehouse.gov/
• House of Representatives
  http://www.house.gov/
• Senate
  http://www.senate.gov/
• Supreme Court
  http://www.supremecourtus.gov/

MINISTRIES

• Agriculture
  http://www.usda.gov/
  
• Commerce
  http://www.commerce.gov/
  
• Defense
  http://www.defenselink.mil
  
• Education
  http://www.ed.gov
  
• Energy
  http://www.energy.gov
  
• Health and Human Services
  http://www.os.dhhs.gov/
  
• Housing and Urban Development
  http://www.hud.gov
  
• Interior
  http://www.doi.gov/index.shtml
  
• Justice
  http://www.usdoj.gov/
  
• Labor
  http://www.dol.gov/
  
• State
  http://www.state.gov/
  
• Transportation
  http://www.dot.gov/
  
• Treasury
  http://www.ustreas.gov/
  
• Veterans Affairs
  http://www.va.gov/

OTHER

• Census Bureau
  http://www.census.gov/
  
• Environmental Protection Agency
  http://www.epa.gov/
  
• Federal Communications Commission
  http://www.fcc.gov/
  
• Federal Election Commission
  http://www.fec.gov/
  
• FedStats (Official Statistical Information)
  http://www.fedstats.gov/
  
• Food and Drug Administration
  http://www.fda.gov/
  
• Immigration and Naturalization Service
  http://www.ins.usdoj.gov/graphics/index.htm
  
• Library of Congress
  http://www.loc.gov/
  
• National Aeronautics and Space Administration
  http://www.nasa.gov/
  
• National Archives and Records Administration
  http://www.nara.gov/
  
• National Institute of Standards and Technology
  http://www.nist.gov/
  
• National Institute of Health
  http://www.nih.gov/
  
• National Park Service
  http://www.nps.gov/
  
• Patent and Trademark Office
  http://www.uspto.gov/
  
• Postal Service
  http://www.usps.gov
  
• Small Business Administration
  http://www.sba.gov/
  
• U.S.Trade Representative
  http://www.ustr.gov/