This publication describes the variety of research and research training grant mechanisms available from the National Institute on Deafness and Other Communication Disorders (NIDCD). The first section briefly describes the following extramural research grant programs: investigator-initiated research project grants; the Small Grant program; First Independent Research Support and Transition Award program; Academic Research Enhancement Award program; Program Project Grants; Clinical Research Center Grants; Research and Training Center Grants; and Cooperative Agreements. The next section describes the following research training and career development awards: National Research Service Awards for Individual Postdoctoral Fellows; National Research Service Awards for Senior Fellows; Institutional National Research Service Awards; Research Career Development Awards; and Clinical Investigator Development Awards. The final section lists additional research and development mechanisms, including: Small Business Innovation Research; Conference Grants; Initiatives for Underrepresented Minorities in Biomedical Research; and additional support and mechanisms for minority investigators. An NIDCD staff directory completes the guide. (DB)