The 31st Mississippi Infantry was organized by the increase of the 5th Infantry Battalion to a regiment during the winter of 1861-1862. The 31st Mississippi Infantry was placed on garrison duty at Vicksburg. There it was attached to the Department of Mississippi and East Louisiana. The regiment served with that command for much of its career. In the spring of 1864 the unit was placed in the Army of Tennessee. On April 9, 1865 the regiment was consolidated with the 3rd and 40th Infantry Regiments and designated as the 3rd Infantry Regiment Consolidated at Smithfield, North Carolina. The army was surrendered near Durham Station April 26th. Company A -- Orr Guards [J.A. Orr] (raised in Pontotoc County, MS) Company B -- Dixie Guards, aka Avent Company, & aka Avent Rebels (raised in Choctaw County, MS) Company C -- Capt. Hill's Company, aka Chickasaw Guards, & aka Old Chickasaw (raised in Chickasaw County, MS) Company D -- Dixie Rebels (raised in Calhoun County, MS) Company E -- Choctaw Rebels, aka Choctaw Greys (raised in Choctaw County, MS) Company F -- Calhoun Tigers (raised in Calhoun County, MS) Company G -- Orr Guards [H.C. Orr] (raised in Pontotoc County, MS) Company H -- Capt. Jenning's Company (raised in Itawamba County, MS) Company I -- Jackson Rifles (raised in Choctaw County, MS) Company K -- Capt. McWhorter's Company (raised in Pontotoc County, MS)

The Mississippi 39th Infantry Regiment was organized at Jackson, Mississippi, during the late spring of 1862. About twenty-five percent of this unit was sick in June, and there were 29 officers and 541 men present for duty in July. Company I took part in the fight at Baton Rouge, then, assigned to General Beall's command, the regiment was captured at Port Hudson in July, 1863. After the exchange in December it totalled 220 effectives. Attached to Ross' and Sears' Brigade it was involved in the Atlanta Campaign, Hood's Tennessee operations, and the defense of Mobile. The regiment reported 7 casualties at New Hope Church, 30 at Kennesaw Mountain, 5 at the Chattahoochee River, and 48 in the Battle of Atlanta. Few surrendered with the Department of Alabama, Mississippi, and East Louisiana.

The 29th Mississippi Infantry Regiment 29th Infantry Regiment was organized at Corinth, Mississippi, in April, 1862 with men from Grenada, Lafayette, Panola, Yalobusha, Washington, and De Soto counties. The unit served in Mississippi, then moved to Kentucky where it saw action in Munfordville. Later it joined the Army of Tennessee and was placed in General Walthall's and Brantly's Brigade where it participated in many battles from Murfreesboro to Bentonville. The 29th lost 5 killed and 36 wounded at Munfordville, had 34 killed and 202 wounded at Murfreesboro, and suffered fifty-three percent disabled of the 364 engaged at Chickamauga. It reported 191 casualties at Chattanooga and in December, 1863 was consolidated with the 30th and 34th Regiment and totalled 554 men and 339 arms. This unit reported 5 killed and 22 wounded at Resaca, and in the fight at Ezra Church the 29th/30th lost 8 killed and 20 wounded. Very few surrendered in North Carolina in April, 1865.

The 31st Alabama Infantry Regiment was organized at Talladega, 16 March 1862, with men from Calhoun, Cherokee, Montgomery, Randolph, Shelby, and Talladega counties. It reported to General Danville Leadbetter at Chattanooga shortly after. It then moved up to Knoxville, where it was brigaded under General Seth Barton, in Carter Stevenson's Division. After the Kentucky Campaign, the 31st was permanently brigaded with the 20th, 23rd, 30th, and 46th Alabama regiments, under General Edward D. Tracy of Madison, Department of Mississippi and East Louisiana. In December, the 31st accompanied Stevenson's Division to Vicksburg. There were 260 effectives in January, 1863, with 21 killed and 37 wounded at Vicksburg. Following parole at Vicksburg, the 31st continued throughout the remainder of the war with the Army of Tennessee. There were 23 casualties at Chattanooga, and in December, 1863, there were 452 present with 323 arms. Only 180 were fit for duty in January 1865, and less than 100 surrendered in April. Toward the close of the war, the 31st was consolidated with the 23rd and 46th Infantry and redesignated the 23rd Consolidated Infantry Regiment at Smithfield, 9 April 1865. Companies Of The AL 31st Infantry Regiment Co. "A" (Cherokee County; some of company paroled as of Co. "K," 23rd AL Infantry, Consolidated): Isaac P. Moragne (resigned, 13 Aug 62); Henry W. Pickens (resigned, 30 March 63); W. L. Hughes (wounded, Jonesboro) Co. "B" (Talladega County; also called Co. "A"; company paroled as part of Co. "K," 23rd AL Infantry, Consolidated): William S. Chapman (resigned, 26 Sept 62); Robert A. Hardie (resigned, 12 Dec 63); William H. Hancock (transferred); William J. Rhodes (wounded, Kinston, Bentonville) Co. "C" (Cherokee County; also called Co. "B"): Marshal J. Alexander (resigned, 28 Aug 62); Joseph J. Nix (wounded, Champion's Hill, Jonesboro; captured, Champion's Hill; resigned, 26 April 63 and March 65) Co. "D" (Calhoun County; evidently became Co. "G," 23rd AL Infantry): E. T. Thompson; (dropped from rolls, 2 June 64); John Rose (paroled as Capt., Co. "G," 23rd AL Infantry) Co. "E" (Talladega County; also called Co. "D"): Archibald Carter (resigned, 27 Aug 62); G. W. Watts (resigned, 19 Nov 63); Frank M. Shouse Co. "F" (Talladega County; also called Co. "E"): Robert M. McKibbin Co. "G" (Shelby County; also called Co. "K"; mustered 22 March 62 as Cobb's Co., Frazer's 23rd AL Infantry, and on 4 May 62 as Cobb's Co., Hundley's 31st AL Infantry): James Cobb (resigned, 2 Sept 62); William H. Shelby (resigned, 21 Nov 63); Robert B. Pruitt Co. "H" (Randolph County): Augustus A. West (resigned, 27 Aug 62); Andrew J. Reeves (resigned); James L. Williams (captured, Missionary Ridge) Co. "I" (Montgomery County): John M. Shields (resigned, 10 Sept 62); Thomas M. Arrington (promoted); L. W. Vick Co. "K" (Shelby County; some of the company finally paroled as Co. "H," 23rd AL Infantry, Consolidated): Norman P. Reeves (appointed, surgeon); John W. Pitts (resigned, 10 Nov 62); Samuel W. Morgan (dropped from rolls, 17 June 64); J. T. McClanahan

The Mississippi 4th Infantry Regiment was organized at Grenada as the Fourth Regiment, Second Brigade, Army of Mississippi, and enlisted for twelve months. The Fourth was among the troops posted at Fort Henry on the Tennessee River, under General Lloyd Tilghman. The troops were transferred to Fort Donelson and there captured. Following exchange they were then surrendered at Vicksburg and continued throughout the remainder of the war in the Atlanta Campaign, Franklin, and Nashville, ending the war in the defense of Mobile.

The Mississippi 30th Infantry Regiment was organized during the early summer of 1862 at Grenada, Mississippi. Its members were raised in the counties of Lafayette, Choctaw, Montgomery, Grenada, Yazoo, and Carroll. After serving in Kentucky the unit was assigned to General Walthall's and Brantly's Brigade, Army of Tennessee. It fought with the army from Murfreesboro to Atlanta, was with Hood in Tennessee, and saw action in North Carolina. It sustained 209 casualties at Murfreesboro, 124 at Chickamauga, and 149 at Chattanooga. In December, 1863, it was consolidated with the 29th and 34th Regiments, and totaled 554 men and 339 arms. This unit lost 9 killed and 29 wounded at Resaca, and the 29th/30th lost 8 killed and 20 wounded at Ezra Church. Only a remnant surrendered on April 26, 1865. Company A -- Neill Guards (raised in Carroll County, MS) Company B -- True Mississippians (raised in Lafayette County, MS) Company C -- Choctaw Planters (raised in Choctaw County, MS) Company D -- Dixie Heroes (raised in Attala County, MS) Company E -- Yazoo Greys (raised in Yazoo County, MS) Company F -- Capt. Allen's Company (raised in Sunflower County, MS) Company G -- Capt. Young's Company (raised in Attala County, MS) Company H -- Carroll Minute Men (raised in Carroll County, MS) Company I -- Buckner Rebels (raised in Carroll, Holmes, & Yalobusha Counties, MS) Company K -- Dixie Boys (raised in Carroll County, MS)

The 20th Mississippi Volunteer Infantry Regiment - .was organized during the late summer of 1861 with men from Bolivar, Monroe, Noxubee, Adams, Scott, Carroll, and Newton counties. The unit moved to Virginia, then Tennessee where in February, 1862, it was captured at Fort Donelson on February 16 and held until April, 1862. In this engagement it lost 19 killed and 60 wounded of the 31 officers and 469 men present. The regiment was exchanged and assigned to Tilghman's and J. Adams' Brigade, Department of Mississippi and East Louisiana. For a time it served in the Vicksburg area, then transferred to the Army of the Tennessee. Placed in J. Adams' and Lowry's Brigade, the 20th was involved in the Atlanta and Tennessee Campaigns In April, 65 it was consolidated and designated the 15th Miss Infantry, but the war was essentially over that same month. and ended the war in North Carolina. Only a remnant surrendered on April 26, 1865. Company A -- Miles McGehee Rifles (raised in Bolivar County, MS) Company B -- Hamilton Guards (raised in Monroe County, MS) Company C -- Carroll Guards (raised in Carroll County, MS) Company D -- Noxubee Rifleman, aka Noxubee Rifles (raised in Noxubee County, MS) Company E -- Adams Rifles (raised in Harrison County, MS) Company F -- Forest Guards (raised in Scott County, MS) Company G -- Barksdale Greys (raised in Winston County, MS) Company H -- Morton Pine Knots (raised in Scott County, MS) Company I -- Jasper Rifles (raised in Jasper County, MS) Company K -- Capt. Oldham's Company (raised in Attala County, MS)