Union Regular Army Units 1st through 19th
The information in this list of Union Regular Army Units comes from the Civil War Soldiers and Sailors web site (CWSS).
- 1st Regiment, US Rifles (Regular Army)
"Compendium of the War of the Rebellion" by Frederick H. Dyer contains no history for this unit.
- 1st Regiment, US Artillery (Regular Army)
"Organized by Battery between January 1861 and March 1861. The batteries served in various places until January 1866.
- 1st Regiment, US Mounted Light Artillery (Regular Army)
"Compendium of the War of the Rebellion" by Frederick H. Dyer contains no history for this unit.
- 1st Regiment, US Cavalry (Regular Army)
On the Pacific Coast till November, 1861, Concentrated at Washington, D.C., November, 1861, to January, 1862. Regiment attached to Cooke's Cavalry Reserve, Army Potomac, January to March, 1862. 2nd Brigade, Cavalry Reserve, Army Potomac, to July, 1862. Surrender of Lee and his army. Ordered to New Orleans, La., and duty there till December, 1865.
- 1st Regiment, US Dragoons (Regular Army)
"Compendium of the War of the Rebellion" by Frederick H. Dyer contains no history for this unit.
- 1st Regiment, US Infantry (Regular Army)
Attached to Dept. of Missouri (6 Cos.) April, 1861, to March, 1862. Unassigned, and Unattached, to October, 1863. Defences of New Orleans, La to October, 1865.
- 1st Regiment, US Sharpshooters (Regular Army)
Organized at New York City September, 1861 Mustered in November 29, 1861 to December, 1864.
- 2nd Detachment, US Artillery (Regular Army)
"Compendium of the War of the Rebellion" by Frederick H. Dyer contains no history for this unit.
- 2nd Regiment, US Artillery (Regular Army)
Organized by Battery between January 1861 at Washington, D.C and May 1865. The Batteries served in various places until August 1865
- 2nd Regiment, US Cavalry (Regular Army)
Organized by December, 1861 until July, 1865
- 2nd Regiment, US Dragoons (Regular Army)
"Compendium of the War of the Rebellion" by Frederick H. Dyer contains no history for this unit
- 2nd Regiment, US Engineers (Regular Army)
"Compendium of the War of the Rebellion" by Frederick H. Dyer contains no history for this unit.
- 2nd Regiment, US Infantry (Regular Army)
Organized in Kansas January, 1861 to October, 1865.
- 2nd Regiment, US Sharpshooters (Regular Army)
Organized by Companies as follows: Company "A" in Minnesota October 5, 1861; Company "B" in Michigan October 4, 1861; Company "C" in Pennsylvania October 4, 1861; Company "D" in Maine November 2, 1861; Company "E" in Vermont November 9, 1861; Company "F" in New Hampshire November 28, 1861; Company "G" in New Hampshire December 10, 1861; Company "H" in Vermont December 31, 1861 to February, 1865.
- 3rd Detachment, US Artillery (Regular Army)
"Compendium of the War of the Rebellion" by Frederick H. Dyer contains no history for this unit.
- 3rd Regiment, US Artillery (Regular Army)
Organized by Battery from Southern California through Arizona to New Mexico between April 13-September 20, 1862 till August, 1865.
- 3rd Regiment, US Cavalry (Regular Army)
Organized in New Mexico at the outbreak of the Rebellion 1861 until September 1862.Unattached to the Department of Arkansas until April 1866
- 3rd Regiment, US Infantry (Regular Army)
Organized at Texas until March, 1861. Companies "C" and "E" moved to New York March, 1861, and Companies "B," "D," "G," "H" and "K" to New York March 19-April 25, 1861. Companies "A," "F" and "I" surrendered at Mattagorda Bay, Texas, April 26, 1861. The rest of the companies served until October 1865.
- 4th Regiment, US Artillery (Regular Army)
Organized by Battery between October 1861 and 1862. The Batteries served in various places until July 1865
- 4th Regiment, US Cavalry (Regular Army)
On duty at Forts Washita, Wise and Kearney, Kan., at outbreak of the Rebellion. Moved to Fort Leavenworth, Kan., April 17-May 31, 1861. Duty continued until November 1865.
- 4th Regiment, US Infantry (Regular Army)
Organized in California January, 1861. Ordered to Washington, D.C and moved to duty at Richmond, Va., until July, 1865. Moved to N.Y. Harbor July 15, 1865
- 5th Regiment, US Artillery (Regular Army)
Organized by Battery between July 1861 and November 1862. The Batteries served in various places until August 1865
- 5th Regiment, US Cavalry (Regular Army)
Organized by direction of the President from 2nd Cavalry August 3, 1861 to June, 1865.
- 5th Regiment, US Infantry (Regular Army)
Duty in the Dept. of New Mexico throughout the war, operating against Indians. Battle of Valverde, N.M., February 21, 1862. Expedition against Indians in Central Arizona December 2,1864 - January 1, 1865.
- 6th Detachment, US Artillery (Regular Army)
Compendium of the War of the Rebellion" by Frederick H. Dyer contains no history for this unit.
- 6th Regiment, US Artillery (Regular Army)
"Compendium of the War of the Rebellion" by Frederick H. Dyer contains no history for this unit.
- 6th Regiment, US Cavalry (Regular Army)
Organized by direction of the President May 4, 1861, and confirmed by Act of Congress July 29, 1861 to October, 1865.
- 6th Regiment, US Infantry (Regular Army)
Organized in California April, 1861 served until October 1865
- 7th Regiment, US Cavalry (Regular Army)
"Compendium of the War of the Rebellion" by Frederick H. Dyer contains no history for this unit.
- 7th Regiment, US Infantry (Regular Army)
Organized in New Mexico, January, 1861 moved ot Florida and served until May 1865
- 8th Regiment, US Artillery (Regular Army)
"Compendium of the War of the Rebellion" by Frederick H. Dyer contains no history for this unit.
- 8th Regiment, US Cavalry (Regular Army)
"Compendium of the War of the Rebellion" by Frederick H. Dyer contains no history for this unit.
- 8th Regiment, US Infantry (Regular Army)
In Texas January, 1861 and served in various areas until August 1865
- 9th Regiment, US Infantry (Regular Army)
On duty at posts about San Francisco, Cal., September, 1861, to November, 1865.
- 10th Regiment, US Artillery (Regular Army)
"Compendium of the War of the Rebellion" by Frederick H. Dyer contains no history for this unit.
- 10th Regiment, US Cavalry (Regular Army)
"Compendium of the War of the Rebellion" by Frederick H. Dyer contains no history for this unit.
- 10th Regiment, US Infantry (Regular Army)
Companies "B," "E," "G" and "I" at Washington, D. C., January, 1862. Companies "D" and "K" at Fort Laramie, Neb., till June, 1862. Served until October 1865
- 11th Regiment, US Artillery (Regular Army)
"Compendium of the War of the Rebellion" by Frederick H. Dyer contains no history for this unit.
- 11th Regiment, US Cavalry (Regular Army)
"Compendium of the War of the Rebellion" by Frederick H. Dyer contains no history for this unit.
- 11th Regiment, US Infantry (Regular Army)
Organized by direction of the President May 4, 1861, and confirmed by Act of Congress July 29, 1861. Dept. of Virginia, to October, 1865.
- 12th Regiment, US Cavalry (Regular Army)
"Compendium of the War of the Rebellion" by Frederick H. Dyer contains no history for this unit
- 12th Regiment, US Infantry (Regular Army)
Organized by direction of the President May 4, 1861, and confirmed by Act of Congress July 29, 1861. Dept. of the East to July, 1865.
- 13th Regiment, US Infantry (Regular Army)
Created by direction of the President May 4, 1861, and confirmed by Act of Congress July 29, 1861. Dept. Cumberland, to July, 1865.
- 14th Regiment, US Artillery (Regular Army)
"Compendium of the War of the Rebellion" by Frederick H. Dyer contains no history for this unit.
- 14th Regiment, US Cavalry (Regular Army)
"Compendium of the War of the Rebellion" by Frederick H. Dyer contains no history for this unit.
- 14th Regiment, US Infantry (Regular Army)
Organized by direction of the President May 4, 1861, and confirmed by Act of Congress July 29, 1861. Organized at Fort Trumball, Conn. to June, 1865. Dept. of Virginia to
- 15th Regiment, US Infantry (Regular Army)
Organized by direction of the President May 4, 1861, and confirmed by Act of Congress July 29, 1861. Regiment organized at Wheeling, W. Va. to July, 1865.
- 16th Regiment, US Infantry (Regular Army)
Organized by direction of the President May 4, 1861, and confirmed by Act of Congress July 29, 1861. Organized at Chicago, Ill. to July, 1865.
- 17th Regiment, US Infantry (Regular Army)
Organized by direction of the President May 4, 1861, and confirmed July 29, 1861, by Act of Congress. Regiment organized at Fort Preble, Maine. to October, 1865.
- 18th Regiment, US Infantry (Regular Army)
Organized by direction of the President May 4, 1861, and confirmed by Act of Congress July 29, 1861. Regiment organized at Columbus, Ohio to July, 1865.
- 19th Regiment, US Infantry (Regular Army)
Organized by direction of the President May 4, 1861, and confirmed by Act of Congress July 29, 1861. Organized at Indianapolis, Ind. to July, 1862.