Army of the Ohio
The regiment was attached to 16th Brigade, Army of the Ohio, to December 1861. 17th Brigade, Army of the Ohio, to January 1862. 17th Brigade, 3rd Division, Army of the Ohio, to September 1862. 17th Brigade, 3rd Division, I Corps, Army of the Ohio, to November 1862. 2nd Brigade, 1st Division, Center, XIV Corps, Army of the Cumberland, to January 1863. 2nd Brigade, 1st Division, XIV Corps, to April 1863. 1st Brigade, 2nd Division, XIV Corps, to October 1863. 1st Brigade, 1st Division, XIV Corps, to November 1863. Post of Chattanooga to April 1864. 1st Brigade, 1st Division, XIV Corps, to November 1864.