USMC
378,944 members•1,273 units
Opening branch overview
Building the branch home surface
Loading branch highlights, featured unit context, and gallery moments.
Overview
Members
Units
Over 3,064,780 active members
378,944 members•1,273 units
Building the branch home surface
Loading branch highlights, featured unit context, and gallery moments.
Building the branch members surface
Loading branch members, era browse tools, and directory controls.
1st Marine Brigade
U.S. Marine Corps
The 1st Marine Brigade, originally formed in 1912, has a distinguished history within the United States Marine Corps as an expeditionary unit. It saw early service in the Caribbean and Central America, participating in interventions such as those in Haiti and Nicaragua. During World War II, the brigade was reorganized and played a key role in the Pacific Theater, notably at the Battle of Guadalcanal. Over the decades, its designation and mission have evolved, but the unit’s legacy of rapid deployment and combat excellence remains central to its identity.
3rd Battalion 3rd Marines (Trinity) 3rd Mar DIv. MCBH K-Bay
U.S. Marine Corps
The 3rd Battalion, 3rd Marines (3/3), nicknamed “Trinity,” is an infantry battalion of the United States Marine Corps based at Marine Corps Base Hawaii, Kaneohe Bay (MCBH K-Bay), and is part of the 3rd Marine Division. Activated in 1942 during World War II, 3/3 participated in major Pacific campaigns, including Bougainville and Guam. The battalion saw significant action in Vietnam, Iraq, and Afghanistan, earning a reputation for effectiveness in counterinsurgency and expeditionary operations. Today, 3/3 continues to serve as a forward-deployed, rapid-response force, maintaining readiness for missions throughout the Indo-Pacific region.
Headquarters & Support Battalion Marine Corps Base Camp Lejeune NC
U.S. Marine Corps
Headquarters & Support Battalion, Marine Corps Base Camp Lejeune, North Carolina, was established to provide essential administrative, logistical, and operational support to the installation and its tenant commands. Over the years, the battalion has played a crucial role in ensuring the readiness and welfare of thousands of Marines, sailors, and their families stationed at Camp Lejeune. Tasked with a wide array of responsibilities, including base security, personnel administration, and community services, the unit has continually adapted to meet the evolving needs of the Marine Corps. Its enduring mission supports both daily base operations and the broader objectives of the Marine Corps on the East Coast.
VMAQ-2
U.S. Marine Corps
Marine Tactical Electronic Warfare Squadron 2 (VMAQ-2) was a United States Marine Corps aviation unit established in 1952 as VMC-2 and later redesignated VMAQ-2 in 1975. The squadron specialized in electronic warfare, flying the EA-6A Intruder and later the EA-6B Prowler to conduct electronic attack, jamming enemy radar, and gathering electronic intelligence. VMAQ-2 participated in major conflicts including the Vietnam War, Operation Desert Storm, and the Global War on Terror, providing critical support to Marine and joint forces. The squadron was deactivated in March 2019 as the Marine Corps retired the EA-6B, marking the end of an era in Marine electronic warfare.
VMGR-252
U.S. Marine Corps
Marine Aerial Refueler Transport Squadron 252 (VMGR-252), known as the "Otis," is a United States Marine Corps squadron established in 1928, making it the oldest continually active squadron in the Marine Corps. Originally designated as Marine Utility Squadron 252, the unit transitioned through various roles and aircraft, becoming a dedicated aerial refueling squadron. VMGR-252 has operated the KC-130 Hercules, providing critical aerial refueling and transport support in conflicts ranging from World War II to operations in Iraq and Afghanistan. Stationed at Marine Corps Air Station Cherry Point, North Carolina, VMGR-252 remains a vital component of Marine Corps aviation logistics and mobility.
3RD ANGLICO
U.S. Marine Corps
The 3rd Air Naval Gunfire Liaison Company (3rd ANGLICO) is a United States Marine Corps unit specializing in coordinating and controlling air, naval, and artillery fire support for joint, allied, and coalition forces. Originally activated in 1950 during the Korean War, the unit provided critical liaison capabilities between Marine and allied forces. After periods of deactivation and reactivation, 3rd ANGLICO has since participated in operations such as Desert Storm, Iraqi Freedom, and Enduring Freedom, supporting both conventional and special operations missions. Today, 3rd ANGLICO continues to train and deploy teams worldwide, enhancing interoperability and fire support coordination with partner nations.
HMH 462
U.S. Marine Corps
Marine Heavy Helicopter Squadron 462 (HMH-462), known as the "Heavy Haulers," was originally activated during World War II in April 1944 as Marine Fighting Squadron 462. The unit was re-designated and reactivated several times, ultimately becoming HMH-462 and flying heavy-lift helicopters such as the CH-53 series. HMH-462 has participated in numerous operations, including the Vietnam War, Operation Enduring Freedom in Afghanistan, and humanitarian assistance missions. Based at Marine Corps Air Station Miramar, California, the squadron continues to provide assault support and heavy-lift capabilities for the United States Marine Corps.
NMCB-40
U.S. Marine Corps
Naval Mobile Construction Battalion 40 (NMCB-40), known as the “Fighting Forty,” was a distinguished unit of the United States Navy Seabees. Commissioned in 1942 during World War II, NMCB-40 played pivotal roles in constructing bases, airfields, and infrastructure across the Pacific Theater. The battalion earned accolades for its service in Vietnam, supporting combat operations with vital construction and engineering projects. Over its history, NMCB-40 deployed globally, exemplifying the Seabee motto, “We Build, We Fight,” until its decommissioning in 2012.
VMFA-115
U.S. Marine Corps
Marine Fighter Attack Squadron 115 (VMFA-115), known as the “Silver Eagles,” was activated in July 1943 as VMF-115 and saw combat in the Pacific during World War II, notably participating in operations on Okinawa. The squadron later served in the Korean War, flying F9F Panthers in support of United Nations forces. Transitioning to the F-4 Phantom II, VMFA-115 saw extensive action during the Vietnam War, conducting close air support and interdiction missions. Today, based at Marine Corps Air Station Beaufort, South Carolina, VMFA-115 operates the F/A-18 Hornet and continues to provide combat-ready fighter-attack capabilities for the United States Marine Corps.
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)