6-й корпус
The regiment was attached to W. F. Smith's Brigade, Division of the Potomac, to October 1861. 2nd Brigade, Smith's Division, Army of the Potomac, to March 1862. 1st Brigade, 2nd Division, IV Corps, Army of the Potomac, to May 1862. 1st Brigade, 2nd Division, VI Corps, to February 1863. Light Division, VI Corps, to May 1863. 3rd Brigade, 1st Division, VI Corps, to August 1864.