Administration on Developmental Disabilities (Washington DC)
http://www.acf.hhs.gov/programs/add/

Administration for Children and Families (Region X — Seattle)
www.acf.hhs.gov/programs/region10

United States Senate with links to all Senators
www.senate.gov

United States House of Representatives
with links to all House Members
www.house.gov

Social Security Administration
www.ssa.gov

Federal Government's Disability Related Information & Resources
www.disabilityinfo.gov