• Atlanta HEAL - Support Group An educational and support group for people with multiple chemical sensitivity (MCS) and other environmental illness

• Chemical Injury Information Network Focuses on education, credible research into multiple chemical sensitivities, and the empowerment of the chemically injured.

• Chemical Injury Relief Foundation CIRF provides research, advocacy, and help in finding ways to accommodate chemically injured persons diagnosed with MCS.

• Coalition Against Toxins Information and education on how toxins in the environment are causing disease to humans.

• Immune Web Support and information forum for people with multiple chemical sensitivity, fibromyalgia, chronic fatigue syndrome, and other immune system problems.

• MCS Referral and Resources Professional outreach, patient support, and public advocacy devoted to the diagnosis, treatment, accommodation, and prevention of multiple chemical sensitivity disorders.

• MCS Survivors Resource site for MCS and EI. Includes community discussion board for information from fellow travelers.

• The Environmental Illness Resource The aim of this site is to bring together information on every aspect of what it's calling 'environmental illnesses.'