The 5th Battalion is assigned to the 3rd Brigade Combat Team, 10th Mountain Division at Fort Johnson, Louisiana.

On 19 December 1942 the unit was again reconstituted as Battery A, 604th Field Artillery Battalion and assigned to Camp Carson, Colorado as part of the newly formed 10th Infantry Division (Mountain).

During World War II the unit earned campaign streamers for actions in the North Apennines, Po Valley, Rhineland, Ardennes-Alsace, and Central Europe.

The division moved to Fort Benning, Georgia and was inactivated on 14 June 1958 On 31 July 1959 the unit was redesignated as HHB, 4th Battalion, 25th Field Artillery Regiment and later redesignated on 19 June 1964 as Battery D, 25th Field Artillery Regiment.

During this deployment, the brigade assumed responsibility over a number of provinces in eastern Afghanistan under the control of Regional Command East, and the 4th Battalion, 25th Field Artillery provided artillery fires for the brigade using the M777 towed 155 mm howitzer.

In March 2011, the battalion again deployed, this time to Kandahar Province, southern Afghanistan in support of Operation Enduring Freedom XI-XII.

The battalion's final deployment was in 2013–2014, returning to eastern Afghanistan as a Security Force Advise and Assist Team at Camp Clark in Khost Province.

Reconstituted 22 December 1920 in the Regular Army as Battery E, 25th Field Artillery (Philippine Scouts).

Redesignated 20 March 1978 as Battery E, 25th Field Artillery, assigned to the 2d Infantry Division, and activated in Korea.

Redesignated 16 January 2005 as Headquarters and Headquarters Battery, 5th Battalion, 25th Field Artillery, assigned to the 4th Brigade Combat Team, 10th Mountain Division, and activated at Fort Polk, Louisiana (organic elements concurrently constituted and activated).

Constituted 5 July 1918 in the National Army as the 25th Field Artillery and assigned to the 9th Infantry Division (United States) Demobilized 8 February 1919 at Camp McClellan.

(2nd Battalion activated 1 December 1934 at Madison Barracks, New York) Relieved from the 9th division in 1939 Inactivated 21 March 1946 at Camp Kilmer, New Jersey Redesignated 1 August 1946 as the 25th Parachute Field artillery Battery.

and activated at Fort Benning, Georgia; inactivated 14 November 1946 at Fort Benning, Georgia A Gold color metal and enamel device 15⁄16 inch (2.4 cm) in height consisting of a shield blazoned: Gules, a sea-lion in dexter paw a sword, all Or.

The sea-lion is taken from the coat of arms of the Philippine Islands, where the organization was assigned during its period of active service.

Alpha ("Ares") BatteryBravo ("Bulldog") BatteryCharlie ("Carnage") BatteryHeadquarters and Headquarters Battery (HHB) ("Hydra") Fox ("Fury") Company, 710th Brigade Support Battalion (F-710th BSB) (Forward Support Company) Throughout the history of the regiment, separate batteries were established to augment division artillery and artillery brigades.

During the Cold War period numerous target acquisition batteries (TAB) were established and assigned as divisional assets in division artillery as separate units.

Reconstituted 22 December 1920 in the Regular Army as Battery A, 25th Field Artillery (Philippine Scouts).

Reconstituted 22 December 1920 in the Regular Army as Battery B, 25th Field Artillery (Philippine Scouts).

Reconstituted 22 December 1920 in the Regular Army as Battery C, 25th Field Artillery (Philippine Scouts).

Reconstituted 22 December 1920 in the Regular Army as Battery D, 25th Field Artillery (Philippine Scouts).

Annex Constituted 19 December 1942 in the Army of the United States as Battery A, 604th Field Artillery Battalion.

Redesignated 18 June 1948 as Battery A, 25th Field Artillery Battalion, and allotted to the Regular Army.

Reconstituted 22 December 1920 in the Regular Army as Battery E, 25th Field Artillery (Philippine Scouts).

Redesignated 20 March 1978 as Battery E, 25th Field Artillery, assigned to the 2d Infantry Division, and activated in Korea.

Annex Constituted 19 December 1942 in the Army of the United States as Battery B, 604th Field Artillery Battalion.

Redesignated 18 June 1949 as Battery B, 25th Field Artillery Battalion, and allotted to the Regular Army.

Annex Constituted 19 December 1942 in the Army of the United States as Battery C, 604th Field Artillery Battalion.

Redesignated 19 June 1948 as Battery C, 25th Field Artillery Battalion, and allotted to the Regular Army.

Constituted 5 July 1918 in the National Army as Headquarters, 2d Battalion, 25th Field Artillery, an element of the 9th Division.

Redesignated 16 May 1987 as Battery H, 25th Field Artillery, assigned to the 5th Infantry Division, and activated at Fort Polk, Louisiana.