The regiment was attached to Carroll's Brigade, Whipple's Division, Defenses of Washington, to November 1862.

2nd Brigade, 3rd Division, III Corps, Army of the Potomac, to January 1863.

Moved to Pleasant Valley, Maryland, October 18–19, 1862.

Moved toward Warrenton, Virginia, October 24 – November 16.

Battle of Fredericksburg, Virginia, December 12–15, Duty at Falmouth, until January 20, 1863.