U.S. Marine Corps

FMFPAC

U.S. Marine Corps

Unit with 113 member associations.

Headquarters and Service Company (H&S Co), 4th Assault Amphibian Battalion, is a unit of the United States Marine Corps Reserve. The battalion was originally activated in 1943 and has since provided critical command, control, and support functions for assault amphibian operations. Throughout its history, H&S Co has participated in numerous training exercises and mobilizations, including deployments in support of Operations Desert Storm and Iraqi Freedom. The unit is headquartered in Tampa, Florida, and continues to provide essential support to the battalion’s amphibious assault missions.

Hdqts Co. 5th Marines Scout Sniper Platoon operated out of the Anh Hoa Combat Base in Quang Nam Province, Vietnam, during the Vietnam War. Tasked with providing precision marksmanship, reconnaissance, and intelligence gathering, the platoon supported the 5th Marine Regiment’s operations against Viet Cong and North Vietnamese Army forces in the region. Their missions often involved deep patrols in challenging terrain, targeting enemy leadership and disrupting supply routes. Known for their effectiveness and stealth, the Scout Sniper Platoon played a critical role in enhancing the regiment’s combat effectiveness from their base at Anh Hoa.

Headquarters, 4th Marine Corps District, based in Philadelphia, Pennsylvania, was established to oversee Marine Corps recruiting efforts across the northeastern United States. Since its inception, the unit has played a crucial role in ensuring the readiness and strength of the Marine Corps by recruiting qualified men and women. Throughout its history, the 4th District has adapted to evolving recruitment strategies and supported national mobilization efforts during major conflicts, including World War II, the Korean War, and subsequent engagements. Its enduring mission continues to support the Marine Corps' legacy by shaping the force for current and future challenges.

Imported from legacy system. Member count: 10

Helikopter Maritime Squadron 767 (Hm 767) is a unit of the Turkish Naval Forces, primarily tasked with naval aviation operations. Established in 2014 at Cengiz Topel Naval Air Base, Hm 767 operates S-70B Seahawk helicopters, specializing in anti-submarine warfare (ASW), anti-surface warfare (ASuW), and search and rescue (SAR) missions. The squadron plays a vital role in Turkey’s maritime security by supporting fleet operations and conducting patrols in the surrounding seas. Over the years, Hm 767 has participated in numerous national and NATO exercises, enhancing interoperability and operational readiness.

HMM 164

U.S. Marine Corps

Unit with 118 member associations.

Marine Medium Helicopter Squadron 771 (HMM-771) was a United States Marine Corps Reserve helicopter squadron established in 1958. Originally activated as HMR-771, the unit flew various models of helicopters, including the CH-46 Sea Knight, and provided medium-lift assault support for the Marine Air-Ground Task Force. Throughout its history, HMM-771 participated in numerous training exercises and provided vital disaster relief and operational support, both domestically and abroad. The squadron was eventually redesignated as VMM-771 in 2014 with the transition to the MV-22B Osprey tiltrotor aircraft, continuing its legacy of service within Marine aviation.

Marine Helicopter Transport Squadron 163 (HMR-163) was activated on January 15, 1951, as part of the United States Marine Corps' growing emphasis on helicopter operations. The squadron initially trained with Sikorsky HRS-1 helicopters, playing a pioneering role in developing vertical envelopment tactics. HMR-163 saw significant action during the Vietnam War, providing troop transport, resupply, and medevac missions under challenging combat conditions. Over time, the unit was redesignated as HMM-163 and later as VMM-163, reflecting its transition to newer aircraft and expanding mission capabilities.

H&S (Headquarters and Service) Company, 7th Engineer Support Battalion (7th ESB), 1st Force Service Support Group (1st FSSG) is a United States Marine Corps unit with a distinguished record of supporting Marine operations. Originally activated during World War II, the 7th Engineers have provided crucial combat engineering, mobility, and logistical support in conflicts ranging from the Pacific Campaign to the wars in Iraq and Afghanistan. The H&S Company serves as the battalion’s command and control hub, ensuring coordination and support for subordinate engineer companies. Over the decades, the unit has earned numerous commendations for its expertise in bridging, demolitions, construction, and humanitarian assistance missions worldwide.

Headquarters Company, Force Troops, Fleet Marine Force, Atlantic (HqCo ForTrs FMFLant), based at Camp Lejeune, North Carolina, has a distinguished history of providing command and administrative support to specialized Marine Corps units under the FMFLant umbrella. Established to coordinate and support a diverse range of combat, combat support, and combat service support units, HqCo ForTrs played a crucial role during the Cold War, ensuring rapid deployment and readiness for contingency operations. Over the years, the unit has supported exercises, humanitarian missions, and crisis responses across the Atlantic theater. Its legacy at Camp Lejeune reflects the Marine Corps’ commitment to operational excellence and logistical coordination on the East Coast.

**Headquarters Headquarters Squadron (HQHQRON)** serves as a pivotal administrative and command unit within various branches of the U.S. military, notably the Marine Corps and Navy. Established to provide essential support, coordination, and command functions, HQHQRON units facilitate the operational readiness of larger formations such as Marine Aircraft Groups (MAGs) and aviation squadrons. Over the decades, HQHQRON has adapted to evolving military technologies and operational demands, ensuring seamless communication, logistics, and personnel management. Its history reflects a commitment to organizational excellence, enabling front-line units to focus on their primary combat and operational missions.

Headquarters Battalion, 8th Marine Regiment (HQS Bn 8th Mar Reg), is a key command and support element of the 8th Marine Regiment, United States Marine Corps. Activated in 1917, the regiment and its Headquarters Battalion have participated in major conflicts, including World War II, where they saw action in the Pacific campaigns such as Guadalcanal, Tarawa, and Saipan. Throughout the Cold War and into modern times, HQS Bn has provided essential administrative, logistical, and operational support to ensure the regiment’s combat effectiveness. The unit has also deployed in operations in Iraq and Afghanistan, maintaining its reputation for excellence and adaptability in diverse environments.

The "Iron Horse" is a nickname historically associated with the U.S. Army’s 4th Infantry Division, activated in 1917. The division earned distinction in World War I and played a crucial role in the D-Day landings at Utah Beach during World War II. In the decades following, the 4th Infantry Division participated in the Vietnam War and multiple deployments in the Middle East, including Operation Iraqi Freedom, where they were instrumental in the capture of Saddam Hussein. Renowned for their adaptability and combat effectiveness, the "Iron Horse" remains a vital component of the U.S. Army’s armored and mechanized infantry forces.

The 1st Battalion, 11th Marines (1/11) is an artillery battalion of the United States Marine Corps and a key component of the 11th Marine Regiment, 1st Marine Division. Activated in 1918, the battalion has participated in major conflicts including World War II, where it saw extensive action in the Pacific Theater at battles such as Guadalcanal, Peleliu, and Okinawa. During the Korean War, 1/11 provided critical fire support throughout the Inchon landing and Chosin Reservoir campaigns, and later served in the Vietnam War, Operations Desert Shield/Desert Storm, and the Global War on Terror in Iraq and Afghanistan. Renowned for its versatility and firepower, 1/11 remains an essential artillery unit supporting Marine Corps operations worldwide.

The Jet Refuelers Support Unit was established in the early 1950s in response to the growing need for in-flight refueling capabilities during the Cold War era. Originally tasked with supporting long-range bomber and fighter missions, the unit quickly became vital in extending the operational reach of air forces worldwide. Over the decades, Jet Refuelers have participated in numerous major conflicts and humanitarian missions, ensuring continuous air operations by refueling aircraft mid-flight. Today, the unit remains a cornerstone of modern airpower, providing critical logistical support to allied and coalition forces across the globe.

The Korean Marine Blue Dragon unit, officially known as the Republic of Korea Marine Corps 2nd Marine Brigade, was established in the early 1950s and gained international recognition for its deployment during the Vietnam War. From 1965 to 1972, the Blue Dragon Brigade was sent to South Vietnam as part of South Korea’s commitment to support U.S.-led operations, earning a reputation for discipline and combat effectiveness. The unit conducted a variety of missions, including security operations, search-and-destroy missions, and civic action projects to win local support. The Blue Dragon Brigade’s service in Vietnam contributed to its legacy as an elite and highly respected formation within the Republic of Korea Marine Corps.

Lima Company, Headquarters and Service Battalion (H&S Bn), School of Infantry West (SOI West), is a key training unit within the United States Marine Corps based at Camp Pendleton, California. Established to provide administration, training, and logistical support, Lima Company plays a crucial role in developing new Marines and preparing them for service within the Fleet Marine Force. Over the years, the company has adapted to evolving military doctrines and technologies, ensuring Marines are proficient in modern warfighting skills. Lima Co’s enduring mission is to instill the core values of honor, courage, and commitment, producing combat-ready Marines for service across the globe.

Marine Air Control Squadron 20, Reserve (MACS-20) is a United States Marine Corps Reserve unit specializing in air command and control operations. Originally activated during the Cold War era, MACS-20 has provided critical support in aerial surveillance, air traffic control, and air defense for both training and operational missions. The squadron has participated in numerous joint and combined exercises, enhancing the readiness and effectiveness of Marine aviation forces. Throughout its history, MACS-20 has demonstrated adaptability and professionalism, supporting both national defense and humanitarian missions as part of the Marine Forces Reserve.

MAG 31

U.S. Marine Corps

Unit with 132 member associations.

**MaintBn 1stFSR-FMF** (Maintenance Battalion, 1st Force Service Regiment, Fleet Marine Force) traces its origins to the expansion of Marine Corps logistics capabilities during the post-World War II era. Established to provide comprehensive maintenance support for ground equipment, the battalion became an integral part of the 1st Force Service Regiment within the Fleet Marine Force. Throughout the Korean and Vietnam Wars, MaintBn 1stFSR-FMF ensured operational readiness by repairing and sustaining vehicles, weapons, and essential gear for combat units. Over the decades, the battalion has continued to adapt, supporting Marine Corps operations worldwide by maintaining the equipment necessary for mission success.

**Marine Aviation Logistics Squadron 31 (MALS-31)** is a vital aviation logistics support unit within the United States Marine Corps, stationed at Marine Corps Air Station Beaufort, South Carolina. Established in 1943 as Headquarters Squadron 31, the unit has a distinguished history supporting Marine Aircraft Group 31 (MAG-31) with comprehensive aviation supply, maintenance, and ordnance support. Over the decades, MALS-31 has played a crucial role in numerous operations and deployments, both in peacetime and during conflicts, ensuring the combat readiness of Marine fighter squadrons. The squadron’s commitment to excellence and adaptability has cemented its reputation as a cornerstone of Marine Corps aviation logistics.

Mar Barracks, located on Treasure Island in San Francisco, California, was a significant military installation established during the late 1930s as part of the island’s transformation for the Golden Gate International Exposition. During World War II, the facility became a strategic U.S. Navy barracks and training center, supporting personnel movement and logistics for operations in the Pacific Theater. The barracks housed thousands of sailors and served as a key transit and processing point throughout the war and into the early Cold War era. After decades of service, Mar Barracks and the broader Treasure Island Naval Station were decommissioned in the 1990s, with the site transitioning to civilian use.

The 6th Marine Barracks (Mar Bks) at Sasebo, Japan, played a significant role in supporting United States military operations in the Asia-Pacific region following World War II. Originally established as part of the broader U.S. presence during the postwar occupation, the unit provided security, logistics, and administrative support for naval and Marine Corps forces operating from the strategic port of Sasebo. During the Korean War and throughout the Cold War, the barracks served as a vital staging and support area for Marines deploying to regional contingencies. Its presence underscored the enduring alliance between the United States and Japan and contributed to regional stability in Northeast Asia.