[2][3] The regiment was attached to Provisional Brigade, Casey's Division, Army of the Potomac, to December 1861.

Williams' Brigade, Burnside's North Carolina Expeditionary Corps, to April 1862.

1st Brigade, 3rd Division, IX Corps, Army of the Potomac, to April 1863.

1st Brigade, 2nd Division, VII Corps, Department of Virginia, to July 1863.

2nd Brigade, Gordon's Division, Northern District, Department of the South, to April 1864.

1st Brigade, 2nd Division, X Corps, Army of the James, Department of Virginia and North Carolina, to May 1864.

[5] Moved to Roanoke Island, N.C., March 2, and duty there until June 18.

Moved to Newport News, Va., February 9, then to Norfolk and Suffolk March 14.

Expedition from White House to South Anna River July 1–7.

Operations against Charleston and duty on Morris and Folly Islands, S.C., until April 1864.

Butler's operations on the south side of the James River and against Petersburg and Richmond May 4–28.

Duty in trenches before Petersburg and on the Bermuda front until September 27.

Duty in trenches before Richmond on north side of the James River until March 1865.

Assault and capture of Forts Gregg and Baldwin and fall of Petersburg April 2.