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Army
204 Arlington Ave
Bld 59
Fort Myer, VA 22211
703-545-6700
Browse or search for contact information. Be sure to follow the Defense Service Network, or DSN guidelines.
The DSN provides the long-distance communications service for the Department of Defense. Every installation has a special DSN number, and the numbers vary by world-wide location.
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1/3 Infantry
Command: 3d Infantry Regiment (The Old Guard)
703-696-0949
4/3 Battalion
703-696-3207
HEADQUARTERS COMMAND BATTALION
Command: HQDA
703-696-2974
703-696-1288
HHC, U.S. Army Garrison (HHC, USAG)
Command: IMCOM Directorate- Sustainment
571-644-8662