Skip directly to content
Woman using phone head set

Contact Us

For general questions about, please see our Frequently Asked Questions.

For technical questions or immediate assistance, please contact the NSF Help Desk

7 AM - 9 PM Eastern Time, Monday through Friday (except for federal holidays):

  • Email the Help Desk at:
  • Call the Help Desk at 1-800-381-1532
  • To hear the recording on System Availability, call 1-800-437-7408
  • To give feedback or comments, see the feedback page.