Department of Defense Office of the Inspector General
400 Army Navy Drive
Arlington, VA 22202-4704

Office of  Communications & Congressional Liaison
(703) 604-8324

DoD Hotline
(800) 424-9098

Defense Criminal Investigative Service
Click here for office addresses and phone numbers.

Pentagon Switchboard
(703) 545-6700

Last Updated: December 3, 2008