Kitty Petty ADD/LD Institute (KPI)
Attention & Learning Differences
Education, Advocacy & Support
800 San Antonio Road, Suite 8
Palo Alto, CA 94303
650-855-9924
www.kpinst.org
National Attention Deficit Disorder Association (ADDA)
1788 Second Street, Suite
200
Highland Park, IL 60035
847-432-2332
www.add.org
Children and Adults with Attention-Deficit/Hyperactivity
Disorder (CHADD)
8181 Professional Place, Suite 150
Landover, MD 20785
800-233-4050
www.chadd.org
National Center for Learning Disabilities
381 Park Avenue South, Suite 1401
New York, NY 10016
888-575-7373
www.ncld.org
Learning Disabilities Association of
America
4156 Library Road
Pittsburg, PA 15234
888-300-6710
www.ldanatl.org