Skip to main content

Contact us

Have a general question or concern? Call our help line at 703-292-8050 or email us at

Interested in becoming part of our team?
See our open positions!

Submit a Project Pitch for feedback

Are you hoping for feedback? We encourage you to submit a Project Pitch. It’s the first step in our process and the best way to learn more about whether your work would be a good fit for the National Science Foundation. Plus, it provides our staff with the information they need to guide you in the process.

Get Started

Join a virtual event

We regularly host question and answer sessions or virtual office hours.


Award fraud or abuse

If you’re concerned about fraud or abuse with any award, contact the NSF Office of the Inspector General at 703-292-7100 (business hours) or 703-244-4443 (to speak to the duty officer).

You can also report fraud to the anonymous fraud hotline at 800-428-2189, email, or send written correspondence to 4201 Wilson Boulevard, Suite 1135; Arlington, VA 22230; ATTN: OIG hotline.

Site feedback

Notice something wrong with the site or want to make a recommendation? You can share feedback by emailing us at We’ll respond as quickly as possible — usually within a few business days.