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Over 3,064,780 active members
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4:42 FA 4th ID
U.S. Army
The 4th Battalion, 42nd Field Artillery Regiment (4-42 FA) is a distinguished artillery unit within the 4th Infantry Division of the United States Army. Originally constituted in 1918, the unit has seen service in major conflicts including World War II, Vietnam, Operation Iraqi Freedom, and Operation Enduring Freedom. Throughout its history, 4-42 FA has provided critical fire support, earning numerous commendations for its effectiveness and bravery in combat. Today, the battalion remains an integral part of the 4th Infantry Division, upholding its legacy of excellence and readiness.
4:77 ARA
U.S. Army
The 4th Battalion, 77th Artillery Regiment (4/77 ARA) was originally constituted during World War II as part of the United States Army. Over its history, the unit has undergone several activations, inactivations, and redesignations, reflecting the evolving needs of the Army’s field artillery capabilities. Most notably, 4/77 ARA served as an Aerial Rocket Artillery battalion with the 101st Airborne Division during the Vietnam War, providing critical fire support with helicopter-mounted rocket systems. The unit earned distinction for its valor and effectiveness in combat operations, contributing significantly to air mobile artillery tactics before its eventual inactivation.
400TH MP BN
U.S. Army
40TH ARMOR
U.S. Army
40TH DIV
U.S. Army
40TH TRANS
U.S. Army
40TH TRANS CO
U.S. Army
412TH ENGINEER COMMAND
U.S. Army
414TH SIGNAL CO
U.S. Army
421st Medical Company (Air Ambulance)
U.S. Army
The 421st Medical Company (Air Ambulance) is a distinguished U.S. Army unit with a history dating back to the Vietnam War era, where it provided critical aeromedical evacuation support. Over the decades, the 421st has been stationed in several locations, including Germany, serving as a key MEDEVAC asset in Europe. The unit played an essential role in operations such as Desert Storm and supported NATO missions, providing rapid casualty evacuation and medical support in both combat and humanitarian missions. Known for its professionalism and dedication, the 421st Medical Company continues to uphold its legacy of saving lives under challenging conditions.
427th Medical Company (AMB), Ft. Rucker
U.S. Army
The 427th Medical Company (Air Ambulance), based at Fort Rucker, Alabama, has a distinguished history of providing aeromedical evacuation and support. Activated to enhance rapid medical response capabilities, the unit has operated helicopter ambulances to evacuate and treat casualties during both training and real-world missions. Over the years, the 427th has participated in numerous exercises and supported natural disaster relief efforts, demonstrating critical lifesaving skills. The unit’s professionalism and readiness have made it a vital component of Army medical operations at Fort Rucker and beyond.
42ND MP CUSTOMS
U.S. Army
43rd MASH
U.S. Army
The 43rd Mobile Army Surgical Hospital (MASH) was a United States Army unit established during the Korean War, tasked with providing rapid and advanced surgical care close to the front lines. Renowned for its mobility and efficiency, the 43rd MASH played a crucial role in saving countless lives by stabilizing wounded soldiers before they were evacuated to more permanent medical facilities. The unit became widely recognized in popular culture due to its portrayal in the novel, film, and television series "M*A*S*H," though the stories were a blend of fiction and accounts from various MASH units. The innovations and experiences of the 43rd MASH contributed significantly to the development of modern battlefield medicine and led to the evolution of the contemporary Combat Support Hospital (CSH) system.
46th Engineer Battalion (Combat Engineers) (Fort Rucker, Alabama))
U.S. Army
The 46th Engineer Battalion (Combat Engineers) was constituted on December 7, 1917, and has a distinguished history of service in the United States Army. The unit participated in major campaigns during World War II, including operations in North Africa, Sicily, and Italy, earning multiple campaign streamers for its efforts. After World War II, the battalion continued to serve in various capacities, including deployments during the Vietnam War and numerous humanitarian and construction missions. Stationed at Fort Rucker, Alabama, the 46th Engineer Battalion remains committed to providing combat engineering support, mobility, and construction expertise for Army operations worldwide.
470TH MI BDE
U.S. Army
48TH CSH
U.S. Army
497TH TRANS
U.S. Army
498TH SPT BN
U.S. Army
498th Transportation
U.S. Army
The 498th Transportation Company is a United States Army unit with a distinguished history of logistical support. Activated during the Vietnam War, the 498th provided critical transportation services, moving supplies, equipment, and personnel throughout the conflict. Over the years, the unit has participated in various operations, adapting to changing missions and technologies to support Army readiness. Today, the 498th Transportation Company continues to serve as a vital component of military logistics, ensuring the effective movement of resources wherever needed.
4TH ARMY BAND
U.S. Army
4th Missile Command
U.S. Army
The 4th Missile Command was a United States Army unit responsible for overseeing ballistic missile defense operations during the Cold War. Activated in 1961 and headquartered at Redstone Arsenal, Alabama, the unit managed the deployment and operational readiness of Nike-Hercules and later Safeguard and Sentinel missile systems. Its primary mission was to provide air and missile defense for critical areas in the continental United States against potential Soviet attacks. The 4th Missile Command was inactivated in the early 1970s as missile defense strategies evolved and newer technologies emerged.
4TH MMC
U.S. Army
4TH ORDNANCE COMPANY
U.S. Army
4th S&T Battalion
U.S. Army
The 4th Support and Transportation (S&T) Battalion has a distinguished history of providing vital logistical and transportation support to its parent brigade within the U.S. Army. Activated in the mid-20th century, the battalion has supported numerous operations, from large-scale deployments during the Cold War era to contingency operations in the Middle East. Throughout its service, the 4th S&T Battalion has been recognized for its adaptability and efficiency in sustaining combat and humanitarian missions. Its soldiers continue to uphold a proud tradition of excellence, ensuring the mobility and readiness of their supported units.