United States Marine Corps — Official web site of the U.S. Marine Corps. Provides power projection from the sea utilizing the mobility of the U.S. Navy.
United States Navy — Official web site of the United States Navy. Includes news, organization structure, leadership, media resources, and links.

Operating Forces: Military Sealift Command (MSC) — Provides ocean transportation of equipment, fuel, supplies and ammunition for U.S. forces worldwide. Operates approximately 110 non-combatant, civilian-crewed ships around the world each day. Site has personnel locator, a contracts summary page and job listings.
Operating Forces: Naval Reserve — Provides mission-capable units and individuals to the Navy, Marine Corps Team from civilian ranks.
Operating Forces: Operational Test and Evaluation Force — Provides an independent and objective evaluation of the operational effectiveness and suitability of naval aviation, surface, subsurface, C4I, cryptologic, and space systems in support of Department of Defense and Navy acquisition and fleet introduction decisions. Contains the Operational Test Director's (OTD) Guide, course registration and student course book.
Operating Forces: U.S. Atlantic Fleet: Commander Naval Surface Force U.S. Atlantic Fleet (COMNAVSURFLANT)
Operating Forces: U.S. Atlantic Fleet: Commander Submarine Force U.S. Atlantic Fleet (COMSUBLANT) — Contains 40 submarines providing submarine support to the Atlantic, Arctic, Eastern Pacific, Indian Oceans and the Mediterranean Sea.
Operating Forces: U.S. Pacific Fleet — Provides information about the Pacific Fleet, its programs, publications, and services; includes link to Chinese visit site and home town heroes.
Operating Forces: U.S. Pacific Fleet: Naval Air Force U.S. Pacific Fleet (COMNAVAIRPAC) — Find out information and news about AIRPAC carriers, squadrons, personnel, and more. This site provides links to many Naval Air Force, Pacific assets as well as other U.S. Navy and military sites.
Operating Forces: U.S. Pacific Fleet: Naval Surface Force, U.S. Pacific Fleet (COMNAVSURFPAC) — Includes information on ships and ship tours.
Operating Forces: U.S. Pacific Fleet: Pacific Fleet Submarine Force (COMSUBPAC) — Includes attack, ballistic missile and auxiliary submarines, submarine tenders, floating submarine dry docks, deep submergence vehicles and submarine rescue vehicles throughout the Pacific. The force provides anti-submarine warfare, anti-surface ship warfare, precision land strike, mine warfare, intelligence, surveillance and early warning and special warfare capabilities to the U.S. Pacific Fleet and strategic deterrence capabilities to the U.S. Strategic Command.
Operating Forces: U.S. Pacific Fleet: Seventh Fleet — Responsibile for over 52 million square miles of the Pacific and Indian Oceans - stretching from International Date Line to the east coast of Africa, and from the Kuril Islands in the north to the Antarctic in the south.

Shore Establishment: Naval Facilities Engineering Command (NAVFAC) — Builds naval bases, housing and other shore facilities. Includes information on the Civil Engineering Corps graduate program and the Navy housing program.
Space and Naval Warfare Systems Command (SPAWAR) — Designs, acquires and supports reconnaissance efforts.

Bureau of Medicine and Surgery (BUMED) — Provides high quality, economical health care to about 700,000 active duty Navy and Marine Corps members to 2.6 million active duty, retired and family members.
Bureau of Navy Personnel (BUPERS) — Responsible for personnel issues for officers and sailors.
Chief of Naval Education and Training (CNET) — Trains Navy and Marine Corps personnel, both officer and enlisted. Oversees Naval Reserve Officers Training Corps (NROTC) units at colleges and universities throughout the United States, and 435 Naval Junior ROTC units at civilian high schools.
Chief of Naval Operations — Responsible for the command, utilization of resources and operating efficiency of the operating forces of the Navy and of the Navy shore activities.
Commander Naval Meteorology and Oceanography Command (CNMOC) — Collects, interprets and applies global data and information for safety at sea, strategic and tactical warfare, and weapons system design, development and deployment. The command provides meteorological, oceanographic, and mapping, charting and geodesy services. Includes Hurricane Havens Handbook and Mediterranean Severe Weather Port Guide.
Naval Air Systems Command (NAVAIR) — Develops, acquires and supports aircraft and related systems which can be operated and sustained at sea. Includes links to webpages on naval aircraft and support services.
Naval Audit Service — Performing internal audits of Department of the Navy organizations, programs, activities, systems, functions, and funds.
Naval Criminal Investigative Service (NCIS) — Provides information on the Naval Criminal Investigative Service's events and history.
Naval Safety Center
Naval Sea Systems Command (NAVSEA) — Designs, engineers, integrates, builds and procures U.S. Naval ships and shipboard weapons and combat systems. Includes a technical assistance magazine for sailors.
Navy Environmental Leadership Program — Responsible for pollution prevention, conservation, compliance, cleanup, safety and occupational health programs.
Navy Office of Information — Home page with links to Secretary of the Navy, Chief of Naval Operations, news service, and four offices of information.
Navy Office of Information: All Hands — Magazine of the U.S. Navy. Has back issues to 1997.
Secretary of the Navy — Conducts all the affairs of the Department of the Navy, including: recruiting, organizing, supplying, equipping, training, mobilizing, and demobilizing. Also oversees the construction, outfitting, and repair of naval ships, equipment and facilities. Site has the Secretary's official biography, photographs, testimony and speeches.