Revised: May 27, 2008
The battalion was constituted in the Regular Army as the 46th Signal Company and assigned to the 3rd Armored Division, Spearhead.
Historical document [pdf] and it's transcription.
Activated at Camp Beauregard, Louisiana.
The unit was redesignated as the 143rd Signal Armored Company and moved to Camp Polk, Louisiana. WWII Roster.
Redesignated as the 143rd Armored Signal Company. The unit then prepared itself at the Desert Training Center at Indio, California, as well as, Camp Pickett, Virginia and Indiantown Gap Military Reservation, Pennsylvania. The 143rd departed from New York aboard the John Ericsson bound for their staging area in England.
Arrived in France to support the breakout of the 3rd Armored Division.