National Institute of Deafness and Other Communication Disorders (NIDCD)

The National Institute of Deafness and Other Communication Disorders (NIDCD) supports biomedical and behavioral research on hearing, balance, smell, taste, voice, speech and language.

Toll-free number

1-800-241-1044

TTY

1-800-241-1055

Main address

31 Center Drive, MSC 2320
Bethesda, MD 20892-2320
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