The regiment was attached to 1st Brigade, McCall's Pennsylvania Reserves Division, Army of the Potomac, to March 1862.
1st Brigade, 2nd Division, I Corps, Army of the Potomac, to April 1862.
1st Brigade, McCall's Division, Department of the Rappahannock, to June 1862.
1st Brigade, 3rd Division, V Corps, Army of the Potomac, to August 1862.
1st Brigade, 3rd Division, III Corps, Army of Virginia, to September 1862.
1st Brigade, 3rd Division, I Corps, Army of the Potomac, to November 1862.
3rd Brigade, 3rd Division, I Corps, Army of the Potomac, to February 1863.
3rd Brigade, Pennsylvania Reserves Division, XXII Corps, Department of Washington, to June 26, 1863.
3rd Brigade, 3rd Division, V Corps, Army of the Potomac, to June 1864.
[2] Ordered to a point on the Pennsylvania state line opposite Cumberland, Md., on June 22; then moved into western Virginia in support of Lew Wallace.
Duty at Tennallytown, Md., until October 10, 1861, and at Camp Pierpont, near Langley, Va., until March 1862.