NIOSH Contact Information

Phone NIOSH

Technical Information and Assistance
1-800-CDC-INFO (1-800-232-4636)
Contact CDC-INFO
TTY 1-888-232-6348

Customer Service Representatives are available in English en Español
8:00am-8:00pm EST
Monday through Friday Closed Holidays

Email NIOSH



Find NIOSH Mailing Addresses and Telephone Numbers

Newsletters and Website Updates

Fax NIOSH

  • 1-513-533-8347

Request a Health Hazard Evaluation

Learn about NIOSH

Page last reviewed: March 28, 2018