Sound as a warning that personnel will prepare to assemble for a formation.
Signals the troops to awaken for morning roll call. Used to accompany the raising of the National Colors.
Signals troops to assemble at a designated place.
Sound as a warning to turn out for drill.
Signals all officers to assemble at a designated place.
Signals duties or drills to cease.
Signals the end of the official day.
To The Colors
To the Color is a bugle call to render honors to the nation. It is used when no band is available to render honors, or in ceremonies requiring honors to the nation more than once. To the Color commands all the same courtesies as the National Anthem.
Call To Quarters
Signals all personnel not authorized to be absent to their quarters for the night.
Signals that unauthorized lights are to be extinguished. This is the last call of the day. The call is also sounded at the completion of a military funeral ceremony.