To report the fraud, go here:
http://www.grants.gov/web/grants/support/general-support/grant-fraud.html
Their number is listed , along with an email address, at the top of the page.
Also here:
http://www.consumer.ftc.gov/articles/0113-government-grant-scams

I got a call from this number saying I'm getting $9000 from the government and they needed my bank account number to deposit the money. Told them I don't have an account and they gave me the number 202-470-6662 to call. I looked up that number and it's listed as a scam number.