Department of Homeland Security
http://www.dhs.gov
United States Citinship and Immigration (USCIS) http://www.uscis.gov/portal/site/uscis
USCIS Case Status https://egov.uscis.gov/cris/jsps/index.jsp
USCIS Compilation of Laws, Regulations and Guides http://www.uscis.gov/portal/site/uscis/
US Custom and Border Protection http://www.uscis.gov/portal/site/uscis/
US Immigration and Custom Enforcements http://www.ice.gov/
Executive Office for Immigration Review http://www.usdoj.gov/eoir/
US Department of Justice
http://www.usdoj.gov/
US Department of Labor
http://www.dol.gov/
Employment and Training Administration
http://www.doleta.gov/
Prevailing Wage Information
http://workforcesecurity.doleta.gov/foreign/wages.asp
VISA Bulletin
http://travel.state.gov/visa/frvi/bulletin/bulletin_1770.html
US Embassy and Consulate Information
http://www.usembassy.gov/
Foregin Affairs Manual
http://www.state.gov/m/a/dir/regs/
Federal Registry
http://www.gpoaccess.gov/fr/
Social Service Administration
http://www.ssa.gov/SSA_Home.html
Defense Immigration Project
http://www.nysda.org/html/nysda_resources.html