U.S. Navy Structure

Command

Responsibility

Operating Forces
Atlantic Fleet Command	Assumes responsibility for navy operations in the Atlantic Ocean and the Mediterranean Sea.
Military Sealift Command	Provides ocean transportation and logistical support for the Navy and other branches of the armed forces.
Naval Forces, Europe	Includes navy units assigned from either the Atlantic or Pacific fleets.
Naval Reserve Force Command	Maintains a reserve contingent of warships, supply ships, aircraft, other military equipment, and personnel.
Naval Special Warfare Command	Plans strategy and tactics of unconventional naval warfare; trains and deploys navy Sea, Air, Land (SEAL) teams; and develops special operations doctrine.
Operational Test and Evaluation Force	Assesses the operational capability of navy aircraft, ships, weapons, and other equipment.
Pacific Fleet Command	Conducts naval operations in the Pacific and Indian oceans.
United States Naval Forces Central Command	Conducts naval operations in northeast Africa, the Middle East, and Southwest Asia.
Other Commands
Air Systems Command	Tests, evaluates, and acquires aircraft, missiles, and other aviation equipment.
Bureau of Medicine and Surgery	Provides medical and dental care to navy personnel.
Computer and Telecommunications Command	Supplies the Navy with computers and telecommunications equipment, and trains personnel in their use.
Education and Training Command	Provides training and education for the Navy and Marine Corps.
Meteorology and Oceanography Command	Creates weather and marine forecasts, and conducts research into the effects of climatic and ocean conditions on navy operations.
Legal Service Command	Offers legal services to the Navy.
Naval Doctrine Command	Develops navy policies and strategies, and coordinates them with other branches of the military.
Office of Naval Intelligence	Assesses military threats, monitors foreign navies, and supplies other intelligence information to the Navy.
Naval Facilities Engineering Command	Constructs buildings, manages bases and real estate, and trains and equips the Seabees, the Navy's combat engineers.
Bureau of Naval Personnel	Recruits, trains, and deploys naval personnel.
Sea Systems Command	Develops, tests, and acquires ships, submarines, marine weapons systems, and trains personnel in their use.
Security Group Command	Provides cryptologic (code-making and code breaking) services and conducts information warfare.
Space Command	Manages the Navy's space-based equipment and plans for future military actions in space.
Strategic Systems Programs	Develops, installs, and maintains the Navy's ballistic missiles.
Supply Systems Command	Provides supplies and logistical support for the Navy.