All Naval installations in the National Capital Region function under a single command structure. This was accomplished to help the Navy achieve greater efficiency, improve communication between commands and also provide local community leaders with a clear idea of who is accountable for the Navy's local common operating support mission services.

Naval District Washington

Naval Support Activity Washington
-Washington Navy Yard
-Naval Support Facility Anacostia
-Naval Research Laboratory
-National Maritime Intelligence Center

Naval Support Activity North Potomac
-Naval Support Facility Naval Observatory
-Naval Support Facility Carderock
-Naval Support Facility Potomac Annex
-Naval Support Facility Arlington
-Naval Support Facility Thurmont

Naval Support Activity South Potomac
-Naval Support Facility Dahlgren
-Naval Support Facility Indian Head
-Naval Support Facility Andrews

Naval Support Activity Annapolis
-Naval Support Facility Annapolis
-Naval Support Facility Chesapeake Beach

Naval Air Station Patuxent River
-Naval Air Station Patuxent River
-Naval Support Facility Solomons Island
-Outlying Field Webster Field