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HHC 336th Ordnance
U.S. Army
The Headquarters and Headquarters Company (HHC), 336th Ordnance Battalion is a U.S. Army Reserve unit with a distinguished history of providing vital ordnance support. Constituted in the Army Reserve in 1942, the battalion has seen service in multiple major conflicts, including World War II and subsequent operations. HHC 336th Ordnance specializes in ammunition supply, maintenance, and explosive ordnance disposal, supporting both training and combat missions. Over the decades, the unit has played a crucial role in ensuring the readiness and safety of U.S. Army forces through expert ordnance management and logistical support.
HHC 3rd Bn 19th Inf
U.S. Army
Headquarters and Headquarters Company (HHC), 3rd Battalion, 19th Infantry Regiment, boasts a distinguished lineage within the United States Army. The 19th Infantry Regiment was originally constituted in 1861 and has since participated in major conflicts including the Civil War, Philippine Insurrection, World War II, and the Korean War. The 3rd Battalion has served with honor in both combat and garrison roles, supporting major operations and providing leadership, planning, and administrative support to subordinate companies. Today, HHC 3-19th Infantry continues its tradition of excellence, upholding the regiment's legacy of service and commitment to mission readiness.
HHC 4:40 armor
U.S. Army
HHC 4/40 Armor, or Headquarters and Headquarters Company, 4th Battalion, 40th Armor Regiment, traces its lineage to the storied 40th Armor Regiment, originally activated during World War II. The battalion was reactivated and assigned to the 4th Infantry Division at Fort Carson, Colorado, in the 1980s, serving as a key armored unit during the Cold War era. While under the 4th Infantry Division, HHC 4/40 Armor provided command, control, and logistical support for the battalion’s tank companies. The unit was inactivated in the mid-1990s during post-Cold War restructuring, but its legacy continues through the ongoing service of the 40th Armor Regiment in the United States Army.
HHC 4:502nd & HHC 6:502nd Berlin Brigade
U.S. Army
HHC 4th Battalion, 502nd Infantry Regiment (4/502nd) and HHC 6th Battalion, 502nd Infantry Regiment (6/502nd) were key components of the Berlin Brigade during the Cold War. Stationed in West Berlin, these headquarters and headquarters companies played vital roles in command, control, and support for their respective maneuver battalions. Tasked with defending the Western enclave deep inside Soviet-controlled East Germany, their presence served as a powerful symbol of American commitment to Berlin's freedom and NATO solidarity. Both units participated in regular training exercises, patrols, and ceremonies, maintaining high readiness until the Brigade’s inactivation following German reunification in the early 1990s.
HHC 45th CSG (FWD)
U.S. Army
Headquarters and Headquarters Company, 45th Corps Support Group (Forward), known as HHC 45th CSG (FWD), served as the command and control element for logistics operations within its assigned theater. The unit was tasked with providing sustainment, transportation, maintenance, and supply support to U.S. Army forces, particularly during deployments and contingency operations. Throughout its history, the 45th CSG (FWD) has supported numerous missions, including Operation Iraqi Freedom and Operation Enduring Freedom, ensuring critical supplies and services reached front-line units. The dedication and professionalism of HHC 45th CSG (FWD) have contributed significantly to the operational readiness and success of supported forces.
HHC 58 Feild Depot Quinhon
U.S. Army
HHC 58th Field Depot, based in Qui Nhon, Vietnam, was an essential logistical unit of the U.S. Army during the Vietnam War. Activated to support the massive supply and maintenance operations required by American and allied forces, the 58th Field Depot managed the reception, storage, and distribution of critical materials such as ammunition, fuel, and equipment. Operating from the busy port city of Qui Nhon, the unit played a vital role in sustaining combat and support operations throughout the Central Highlands and coastal regions. Its efforts contributed significantly to the overall effectiveness and readiness of U.S. military operations in the region.
HHC 5th Inf Div
U.S. Army
Headquarters and Headquarters Company, 5th Infantry Division (HHC, 5th Inf Div), also known as the "Red Diamond" division, has a distinguished history dating back to its activation in December 1917 during World War I. The division saw significant combat in France, participating in major campaigns such as St. Mihiel and Meuse-Argonne. Reactivated for World War II, the 5th Infantry Division landed in Normandy, fought across France, and played a key role in the Battle of the Bulge and the drive into Germany. The division was later deployed to Vietnam, where it conducted operations in the Quảng Trị Province, before its inactivation in 1992.
HHC 5th Trans Comd APO 96238 USARV
U.S. Army
HHC 5th Transportation Command (APO 96238), United States Army Vietnam (USARV), served as the headquarters and headquarters company for the 5th Transportation Command during the Vietnam War. Activated in Southeast Asia, the unit was responsible for overseeing and coordinating transportation operations, including the movement of troops, equipment, and supplies throughout the USARV area of operations. The unit managed port operations, convoy security, and logistical support to ensure the effective sustainment of American and allied forces. HHC 5th Trans Comd played a pivotal role in maintaining the logistical lifelines essential for combat and support missions until the drawdown of U.S. forces in Vietnam.
HHC 7-159th AViation Battalion
U.S. Army
The Headquarters and Headquarters Company, 7th Battalion, 159th Aviation Regiment (HHC, 7-159th AVN) traces its roots to the U.S. Army’s expansion of aviation support capabilities in the late 20th century. Officially constituted in 1987, the battalion became an integral aviation support element, providing command, control, and logistical support for aviation operations. Over the years, HHC, 7-159th AVN has supported numerous training exercises and overseas deployments, including missions in support of Operation Iraqi Freedom and Operation Enduring Freedom. Its personnel are known for their technical expertise, adaptability, and commitment to mission success within U.S. Army Aviation.
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