Special Security Office
US Army Intellegence Mission
The mission of the United States Army Special Security Office (SSO) is to provide a reliable and secure means to receive and disseminate Sensitive Compartmented Information (SCI) to authorized recipients on Carlisle Barracks and surrounding military organizations.

Commands Supported
Although physically located in Carlisle, PA, SSO Carlisle supports various organizations throughout PA. Our primary support goes to:

  • U.S. Army War College
  • Army History Education Center/Museum
  • Peace Keeping and Stability Operations Institute
  • Defense Information Systems Agency
  • Naval Inventory Control Point
  • 28th Infantry Division
  • 193rd Special Operations Wing
  • Joint Forces Headquarters, Pennsylvania National Guard

If your organization is not on this list and is in Pennsylvania, and requires SSO support, please contact us.

Special Security Office Carlisle Barracks is a tenant organization:

Secretary of the Army

Chief of Staff of the Army

Deputy Chief of Staff, G2

Director, Counterintelligence, Human Intelligence, Disclosure and Security (DAMI-CD)

Director, Security Division (DAMI-CDS)

Chief, SSO Carlisle

Please visit MACOM for more information

Special Security Office Contact Information


Office email:


Chief SSO: (717) 245-3551 or DSN 242-3551

Deputy SSO: (717) 245-4408 or DSN 242-4408


U.S. Army War College
ATTN: Special Security Office
650 Wright Ave
Carlisle, PA 17103

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