An official website of the United States government
The .gov means it's official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you're on a federal government site.
The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.
For general inquiries, contact:
NTP Web Team P.O. Box 12233, MD K2-05 Research Triangle Park, NC 27709Telephone: 984-287-3211 Email us or use our contact form
A Staff Directory is available.