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The NIDCD welcomes any questions or comments you might have. For medical advice or diagnosis, we encourage you to review our information with your doctor.

For information regarding the Noisy Planet campaign

If you need immediate information, please call 800-241-1044 (voice) or 800-241-1055 (TTY), Monday through Friday, 8:30 a.m. to 5 p.m., Eastern time. If you call after these hours, please leave a message. We will return your call the next business day.

You also can send your questions by e-mail. We will answer your questions within one to two business days. To reach us via e-mail, please refer to the following list:

Please include your contact information and mailing address if you are requesting materials to be mailed to you.

We will keep your personal information confidential and use it only as needed to respond to your questions and/or fill your order. For more information see our Privacy notice.