The 198th Signal Battalion is an Expeditionary Signal Battalion in the Delaware Army National Guard. Delaware is known as the "First State," as referenced in their motto "First Regiment of First State." The unit specializes in command post node communications, providing broadband satellite voice and data connections for brigade sized battlefield elements. The unit includes Headquarters, Headquarters Company located in Wilmington, DE; A Company in Georgetown, DE; B Company in Hodges, SC; and C Company in Wilmington, DE. It is one of several National Guard units with colonial roots and campaign credit for the War of 1812.
The 4th Air Defense Artillery Regiment was constituted 1 June 1821 in the Regular Army as the 4th Regiment of Artillery and organized from new and existing units with headquarters at Pensacola, Florida. As a result of the division of the Artillery Corps into Coast and Field Artillery units, the Regiment was broken up 13 February 1901, and its elements reorganized and redesignated as separate numbered companies and batteries of the Artillery Corps.
The 319th Field Artillery Regiment, more commonly referred to as the 319th Airborne Field Artillery Regiment, is a parent regiment in the U.S. Army Regimental System. Four battalions of the regiment are currently active. The first three battalions 1st Battalion, 319th Field Artillery Regiment, 2nd Battalion, 319th Field Artillery Regiment, 3rd Battalion, 319th Field Artillery Regiment are in the 82nd Airborne Division and the 4th Battalion, 319th Field Artillery Regiment is in the 173rd Airborne Brigade.
The 3rd Field Artillery Regiment is a field artillery regiment of the United States Army, first formed in 1812, although regimental units trace their lineages as far back as 1794. Based on the service of these antecedents, the regiment claims battle honors for the War of 1812, the Seminole campaign, the Mexican War, the Civil War, the Spanish–American War, and the Philippine Insurrection. The regiment served with the 6th Division during World War I, with the 5th Division, 6th Division and 2d Cavalry Division between the world wars, and with the 9th Armored Division during and after World War II. Since 1961, the regiment has been a parent regiment under the Combat Arms Regimental System and the U.S. Army Regimental System, with regimental elements serving with the 1st, 6th, and 8th Infantry Divisions; 2nd and 3rd Armored Divisions; 1st Cavalry Division; 194th Armored Brigade; and various field artillery brigades and groups. Two regimental battalions are currently active: the 2nd Battalion in the 1st Armored Division and the 5th Battalion in the 17th Field Artillery Brigade
The 6th Field Artillery Regiment is a Field Artillery Branch regiment of the United States Army first activated in 1907 from numbered companies of artillery. It was first organized with two battalions.
The 8th Field Artillery Regiment is a field artillery regiment of the United States Army first formed in 1916. The regiment served in World War I, World War II, and Korea, and regimental units have served in Vietnam, Honduras, Panama, Operation Desert Storm, Operation Enduring Freedom and Operation Iraqi Freedom. Currently organized as a parent regiment under the U.S. Army Regimental System, the regiment's only active component is the 2nd Battalion, 8th Field Artillery Regiment, currently assigned to the 1st Infantry Brigade Combat Team, 11th Airborne Division and stationed at Fort Wainwright, Alaska.
The 9th Field Artillery Regiment is a field artillery regiment of the United States Army first formed in 1916. The regiment served in Hawaii during World War I, 3rd, 4th, 7th, and 9th Divisions between the world wars, and with 3rd Infantry Division during World War II and Korea. Since 1957, the regiment has been a parent regiment under the Combat Arms Regimental System and the U.S. Army Regimental System, with regimental elements serving with the 3rd, 4th, 10th, 25th, 79th, 83rd, and 96th Infantry Divisions and various field artillery brigades and groups. The regiment's single active component, the 1st Battalion, 9th Field Artillery Regiment, is assigned to the 2nd Brigade Combat Team, 3rd Infantry Division and stationed at Fort Stewart, Georgia.
The 15th Field Artillery Regiment (FAR) is a field artillery regiment of the United States Army first formed in 1916. A parent regiment under the U.S. Army Regimental System, the 15th FAR currently has two active battalions: the 1st Battalion, 15th Field Artillery Regiment, is assigned to the 1st Brigade Combat Team, 2nd Infantry Division, while the 2nd Battalion, 15th Field Artillery Regiment, is assigned to the 2nd Brigade Combat Team, 10th Mountain Division.
The 27th Field Artillery Regiment is a field artillery regiment of the United States Army, first Constituted in 1918 in the National Army (USA).
The 32nd Field Artillery Regiment is a distinguished and highly decorated field artillery regiment of the United States Army, first Constituted in 1918.
The 33rd Field Artillery Regiment is an inactive field artillery regiment of the United States Army, first constituted in 1918 in the National Army (USA). A parent regiment under the U.S. Army Regimental System, the regiment has no active regiments. The regiment saw active service with the 1st Infantry Division in World War II. The regiment's 2nd and 6th Battalions served in Vietnam.
The 42nd Field Artillery Regiment is a field artillery regiment of the United States Army, first Constituted 5 July 1918 in the National Army (USA).
The 77th Field Artillery Regiment is a field artillery regiment of the United States Army. First constituted 1916 in the Regular Army as a cavalry regiment. Reorganized in 1917 as field artillery and given its current designation.
The 43rd Air Defense Artillery Regiment is an air defense artillery regiment of the United States Army first constituted 1918 in the Regular Army.
The 44th Air Defense Artillery Regiment is an Air Defense Artillery regiment of the United States Army, first constituted in 1918 in the Regular Army during World War I. During World War II the unit served as the 54th Coast Artillery Regiment
The 377th Field Artillery Regiment is a field artillery regiment of the United States Army. A parent regiment under the U.S. Army Regimental System, the regiment's 2nd Battalion, 377th Field Artillery Regiment is assigned to the 2nd Infantry Brigade Combat Team (Airborne), 11th Airborne Division. Elements of the regiment have also served with the 101st Airborne Division and 82nd Airborne Division, and have seen service in World War II, Vietnam, and in both Iraq and Afghanistan during the Global War on Terror. The 1st and 3rd Battalions as well as Batteries D and E are Inactive.
The 6th Air Defense Artillery Regiment is an air defense artillery regiment in the United States Army, first formed in 1898 as the 6th Regiment of Artillery. The 6th and 7th U.S. Artillery Regiments were constituted on 8 March 1898, three weeks after the explosion of the USS Maine in Havana, Cuba on 15 February 1898, as the United States' declaration of war on Spain and commencement of the Spanish–American War seemed imminent.
The 1st Battalion, 160th Field Artillery Regiment is headquartered in Chandler, Oklahoma. It is a part of the 45th Infantry Brigade Combat Team, Oklahoma Army National Guard.
The 2nd Battalion, 320th Field Artillery Regiment is an inactive field artillery battalion of the United States Army. The battalion has been assigned to the 82nd Airborne Division, 11th Airborne Division and 101st Airborne Division. The battalion has participated in World War I, World War II, Vietnam, Operation Desert Storm, Operation Iraqi Freedom, and Operation Enduring Freedom. The battalion deactivated in July 2015 as part of ongoing force reductions, and its personnel and equipment were reflagged as the 2nd Battalion, 32nd Field Artillery Regiment.
The 125th Field Artillery Regiment is a field artillery regiment of the Minnesota Army National Guard. The regiment's 1st Battalion is the 155mm, self-propelled cannon battalion assigned to the 1st Armored Brigade Combat Team, 34th Infantry Division.
United States Army 
Field artillery 
