California State Militia and National Guard Unit Histories
40th Armored Division Order of Battle, 1956
Division Headquarters

40th Military Police Company

40th Armored Signal Company

140th Replacement Company

132d Armored Engineer Battalion
40th Armored Division Train
40th Armored Quartermaster Battalion
40th Armored Ordnance Battalion
40th Armored Medical Battalion
40th Armored Division Band

Combat Command A
111th Reconnaissance Battalion
160th Armored Infantry Battalion
161st Armored Infantry Battalion
Combat Command B
133d Tank Battalion
134th Tank Battalion
224th Armored Infantry Battalion
Combat Command C
139th Tank Battalion
140th Tank Battalion
223th Armored Infantry Battalion
Division Artillery
215th Anti-Aircraft Artillery Battalion
143d Armored Field Artillery Battalion
214th Armored Field Artillery Battalion
215th Armored Field Artillery Battalion
225th Armored Field Artillery Battalion