US Department of Agriculture - Food Stamp Program 

http://www.fns.usda.gov/fsp/

 

US Department of Health & Humane Services - Medicare 

http://www.medicare.gov/

 

US Department of Health & Humane Services - Welfare

http://www.hhs.gov/ocr/tanfintro.htm

 

US Department of Housing and Urban Development 

http://www.hud.gov/

 

The US Government's Official Web Portal

http://www.firstgov.gov/

 

The Social Security Administration

http://www.ssa.gov/