AIDS hotlines state by state
http://www.hivchat.org//aol.html
AIDS Information Global Education System
http://www.aegis.org
American Social Health Association (an organization that focuses on STDs)
http://www.ashastd.org/index.cfm
Centers for Disease Control, Division of HIV/AIDS
http://www.cdc.gov/hiv
Centers for Disease Control, Division of Sexually Transmitted Diseases
http://www.cdc.gov/std/
Joint United Nations Program on HIV/AIDS
http://www.unaids.org
National Minority AIDS Council
http://www.nmac.org/
University of California, San Francisco HIV InSite
http://hivinsite.ucsf.edu/InSite