USMC
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Over 3,064,780 active members
379,041 members•1,273 units
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HBHQMC
U.S. Marine Corps
**HBHQMC** stands for Headquarters Battalion, Headquarters Marine Corps. This unit serves as the central administrative and operational support battalion for Headquarters, United States Marine Corps, located in Washington, D.C. Established to coordinate the activities and provide essential services for the senior leadership and staff of the Marine Corps, HBHQMC traces its lineage to the early 20th century, evolving to meet the changing needs of the Corps. Over the decades, the battalion has played a vital role in supporting Marine Corps operations, ceremonial functions, and crisis response efforts in the National Capital Region. Its Marines and Sailors uphold a tradition of professionalism and readiness, ensuring the seamless functioning of the Marine Corps’ highest command echelon.
HMA-369
U.S. Marine Corps
Marine Light Attack Helicopter Squadron 369 (HMA-369), originally commissioned as "Scarface" in 1972, is a distinguished United States Marine Corps aviation unit. The squadron first saw combat in the Vietnam War, providing close air support, armed escort, and reconnaissance with AH-1 Cobra helicopters. Over the decades, HMA-369 has participated in numerous operations, including Desert Storm, Iraqi Freedom, and Enduring Freedom, continually adapting to new aircraft and missions. Renowned for their effectiveness and tenacity, the squadron upholds a proud legacy within Marine Corps aviation history.
HMM-161
U.S. Marine Corps
Marine Medium Helicopter Squadron 161 (HMM-161), known as the "Greyhawks," was activated on January 15, 1951, at Marine Corps Air Station El Toro, California. As the first helicopter transport squadron in the Marine Corps, HMM-161 pioneered vertical envelopment tactics during the Korean War, including the first combat helicopter assault at the Battle of the Punchbowl. The squadron later participated in operations during the Vietnam War, the Gulf War, and the Global War on Terror, providing assault support and humanitarian assistance worldwide. HMM-161 was redesignated as VMM-161 in 2009, transitioning to the MV-22 Osprey and continuing its legacy of excellence in aviation support.
Marine Corps Depot
U.S. Marine Corps
**Marine Corps Depot** is a term most commonly associated with the United States Marine Corps’ recruit training and supply installations. The first and most renowned depot is Marine Corps Recruit Depot Parris Island, established in 1915, which has trained generations of Marines for service in every major conflict since World War I. Another significant site, Marine Corps Recruit Depot San Diego, was established in 1921 and has played a crucial role in training Marines, particularly those from west of the Mississippi River. Over the decades, Marine Corps Depots have not only served as hubs for recruit training but also as essential logistical centers, supporting Marine operations worldwide by managing equipment, supplies, and personnel. Their enduring legacy is the transformation of civilians into United States Marines and the steadfast logistical support they provide to the Corps.
Marine Corps Finance Center
U.S. Marine Corps
The Marine Corps Finance Center (MCFC) was established in 1950 in Kansas City, Missouri, to centralize and streamline financial operations for the United States Marine Corps. Its primary mission was to manage military pay, travel allowances, and other financial matters for Marines worldwide, ensuring accurate and timely disbursement of funds. The MCFC played a crucial role in modernizing accounting and payroll systems, especially during periods of expansion such as the Korean and Vietnam Wars. In 1995, the Finance Center's functions were consolidated into the Defense Finance and Accounting Service (DFAS), marking the end of the MCFC as a distinct entity but leaving a legacy of fiscal stewardship within the Marine Corps.
MCB-128
U.S. Marine Corps
MCB-128, known as Mobile Construction Battalion 128, was a unit of the United States Navy Seabees. Commissioned during the Vietnam War era, MCB-128 was primarily responsible for construction and engineering projects in support of U.S. military operations overseas. The battalion built airfields, roads, bridges, camps, and other critical infrastructure under often challenging and hazardous conditions. MCB-128 earned recognition for its adaptability and dedication, contributing significantly to the Navy’s mission before its eventual decommissioning as part of Seabee force reductions.
VMA-231
U.S. Marine Corps
Marine Attack Squadron 231 (VMA-231), nicknamed the "Ace of Spades," is one of the oldest squadrons in the United States Marine Corps, originally formed in 1919 as the 1st Division, Squadron 1. The squadron saw combat in Nicaragua during the late 1920s and later participated in World War II, providing close air support in the Pacific Theater. Over the decades, VMA-231 has operated a variety of aircraft, transitioning from biplanes to modern AV-8B Harrier II jets. The unit has played a key role in numerous operations, including deployments to the Middle East, and continues to serve as a frontline attack squadron supporting Marine Air-Ground Task Force missions.
VMFA-333
U.S. Marine Corps
Marine Fighter Attack Squadron 333 (VMFA-333), known as the "Shamrocks," was a distinguished United States Marine Corps fighter squadron. Originally activated during World War II, the squadron served in various roles and aircraft over the decades, flying notable planes such as the F-4 Phantom II and later the F/A-18 Hornet. VMFA-333 gained recognition for its combat performance during the Vietnam War, including being credited with the only Marine air-to-air kill of the conflict. The squadron participated in numerous deployments before being deactivated in 1992 as part of post-Cold War force reductions.
1st Explosive Ordinance Unit
U.S. Marine Corps
The 1st Explosive Ordnance Unit was established in 1942 in response to the growing threat of unexploded ordnance during World War II. Originally tasked with bomb disposal in war-torn Europe, the unit quickly earned a reputation for bravery and technical expertise. Over the decades, it adapted to new threats, including improvised explosive devices during conflicts in Asia and the Middle East. Today, the 1st Explosive Ordnance Unit continues to serve as a premier bomb disposal team, providing critical support to both domestic and international operations.
U.S. Marine Corps Descendant (2026 - Present)
U.S. Marine Corps Spouse (2026 - Present)
U.S. Marine Corps Military Retiree (2026 - Present)
U.S. Marine Corps Other (2025 - Present)