FDsys: Formerly known as GPO ACcess, this site is hosted by the US Government Printing Office and gives users electronic access to information from the three branches of government. Types of documentation found here are federal bills, laws, regulations, codes, court decisions and more. It also contains helpful links and access to the Catalog of US Government Publications.
USA.gov: Web site created for the general public containing organized links to important government web sites and information. Here users gain access to information on everything from jobs, to national defese, to travel. This site does a great job in providing organized, easy-to-navigate pages for federal, state, and local agencies under its "Find Government Agencies" link.