This directory, compiled as a reference tool for information and service providers, lists and briefly describes national level organizations which provide information about disabilities and direct services to disabled individuals. Organizations are categorized as: advocacy, consumer, and voluntary health organizations (124); information/data banks/research (86); data base vendors (3); federal government other than information units (25); professional and trade organizations (71); facilities, schools, clinics (19); service organizations (29); and international organizations (7). Appendices include a list of religious organizations serving disabled persons (13); a list of sports organizations by and for disabled persons (29); a list of pertinent databases (50); a list of national directories of services and resources for disabled persons (51); and an index which lists all organizations by handicapping conditions and by areas (such as architectural barriers, mobility, etc.). Each entry provides information on the handicapping condition served, users served, organization (brief description), and information services provided. (CB)