Skip to main content
U.S. flag

An official website of the United States government

Official websites use .mil
A .mil website belongs to an official U.S. Department of Defense organization.

Secure .mil websites use HTTPS
A lock () or https:// means you’ve safely connected to the .mil website. Share sensitive information only on official, secure websites.

Office of the Inspector General

Providing the Director with independent assessments and oversight of NGA programs, operations and processes through audit, inspections, investigations and other reviews. 

OIG Hotline

Report allegations and complaints of fraud, waste, abuse, or mismanagement to NGA programs and operations. Call the hotline at 1-800-380-7729 or email us at

Contact the OIG

For questions or information that are not complaint related, 571-557-7500 or 547-7500 (DSN).


(800) 380-7729, (Voice,TTY)
(312) 547-4849, (DSN, TTY)