Rolling Thunder Special Needs Program 
A non-profit organization helping developmentally disabled athletes a chance to train and compete at all levels of competition. Includes a listing of runners who have participated with the group, a calendar of events, pictures, contacts, and the Thunder Run.
http://www.rtsnp.org/Achilles Track Club International 
A worldwide organizations that encourages people with physical challenges to experience the joy of participating in races with the general public. International chapters, links, chat room, newsletter, and results.
http://achillestrackclub.com/
Achilles Track Club 
Worldwide organization that encourages people with all kinds of disabilities to participate in mainstream athletics. Weekly runs in New York, news and local chapters.
http://www.achillestrackclub.org/
Athletes Helping Athletes 
Information on marathon training, fundraising program advice and planned races that benefits disabled athletes and the Challenged Athletes Foundation.
http://www.roadrunnersports.com/rrs/content/topic.jsp?contentId=1800024