CincPacFlt—Commander in Chief, Pacific Fleet.
CINCUNC—Commander in Chief, United Nations Command.
CNO—Chief of Naval Operations.
CO—Commanding officer.
COMNAGFE—Commander Naval Air Group Far East
COMNAVFE—Commander Navy Far East.
COMPHIBGRUONE—Commander Amphibious Group One.
COMSEVENTHFLT—Commander Seventh Fleet.
COS—Combined Operations Section.
CP—Command Post.