DoD is the federal department that coordinates and supervises all agencies and function directly related to national security and the armed forces (Army, Navy, Air Force, Marine Corps). It is the parent agency for the U.S. military, as well as for several U.S. intelligence agencies. The department is headed by the U.S. Secretary of Defense.
Office of the Secretary of Defense
1000 Defense Pentagon
Washington, D.C. 20301-1000
Phone: (703) 692-7100
Asian & Pacific Security Affairs (APSA)
2700 Defense Pentagon, Room 5D688
Washington, DC 20301-2700
Phone: (703) 695-4175
Defense Security Cooperation Agency (DSCA)
The DSCA provides financial and technical assistance; transfer of defense materiel, training, and services to allies; and promotes military-to-military contacts. The DSCA’s mission is to lead, direct, and manage security cooperation programs to support U.S. national security objectives that strengthen America’s alliances and partnerships.
2800 Defense Pentagon
Washington, DC 20301-2800
Phone: (703) 601-1646