U.S. Army - Army of the Potomac

Headquarters

Headquarters Escort

Oneida (New York) Cavalry Company

mustered out 6/13

Provost Guard

Brigadier General Marsena L. Patrick

1st Massachusetts Cavalry Regiment

mustered out 6/29

3rd United States Infantry Regiment

to Department of Washington

10th United States Infantry Regiment

to Department of Washington

14th United States Infantry Regiment

to Department of Virginia

Volunteer Engineer Brigade

Brigadier General Henry W. Benham

15th New York Engineer Battalion

mustered out 7/2

50th New York Engineer Regiment

mustered out 6/13

Regular Engineer Battalion

to Department of Washington

Artillery Reserve

2nd Maine Battery

mustered out 6/16

3rd Maine Battery

mustered out 6/17

4th Maine Battery

mustered out 6/17

6th Maine Battery

mustered out 6/7

5th Massachusetts Battery

mustered out 6/12

9th Massachusetts Battery

mustered out 6/6

14th Massachusetts Battery

mustered out 6/16

1st New Jersey Artillery, Battery C

mustered out 6/19

1st New York Artillery, Battery G

mustered out 6/19

12th New York Independent Battery

mustered out 6/14

1st Ohio Artillery, Battery H

mustered out 6/17

1st Pennsylvania Artillery, Battery B

mustered out 6/9

1st Pennsylvania Artillery, Battery F

mustered out 7/9

1st Rhode Island Artillery, Battery E

mustered out 6/11

3rd Vermont Battery

mustered out 6/15

1st United States Artillery, Batteries H&I

to Department of Washington

5th United States Artillery, Batteries C &I

to Department of Washington