Two Companies of Coastal Artillerymen were assigned to the 42nd "Rainbow" Division and would serve there for the entire war. At McClellan, the Army combined the Virginia infantry regiments into one large regiment and redesignated it as the 116th Infantry, 29th Division.
Virginia's field artillery units were consolidated into the 111th Field Artillery, 29th Division. The 1st Virginia Cavalry was redesignated as the 104th Ammunition Train, 29th Division.