USMC
379,079 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
379,079 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 Battalion 4th Marines, Delta co. 3rd Mar Div
U.S. Marine Corps
Delta Company, 1st Battalion, 4th Marines, part of the 3rd Marine Division, boasts a distinguished history within the United States Marine Corps. Originally activated in 1914, the battalion has participated in major conflicts, including World War II, the Vietnam War, and operations in the Middle East. Delta Company, like the rest of 1/4, is recognized for its valor during the Battle of Peleliu in World War II and its fierce fighting during the Vietnam War, notably at Con Thien and the DMZ. In recent decades, the unit has deployed in support of Operations Enduring Freedom and Iraqi Freedom, maintaining its reputation for excellence and adaptability in modern warfare.
1ST LAR
U.S. Marine Corps
Unit with 299 member associations.
1st mcr&rd boston mass
U.S. Marine Corps
The 1st Marine Corps Reserve & Recruitment District (1st MCR&RD), headquartered in Boston, Massachusetts, played a pivotal role in the United States Marine Corps’ recruitment and reserve operations throughout the Northeast region. Established during World War II, the unit was responsible for enlisting and training Marines, as well as coordinating reserve force mobilization during times of national emergency. Over the decades, 1st MCR&RD adapted to changing military needs, supporting the Corps’ manpower requirements during conflicts such as Korea, Vietnam, and the Gulf War. Its enduring legacy is marked by its commitment to upholding Marine Corps standards and strengthening the Corps’ presence in the New England area.
1st Terrier SAM BN, 29 Palms, Calif
U.S. Marine Corps
The 1st Terrier Surface-to-Air Missile Battalion (1st Terrier SAM BN) was a United States Marine Corps air defense unit stationed at Marine Corps Base Twentynine Palms, California, during the late 1950s and early 1960s. Activated as part of the USMC’s effort to modernize its air defense capabilities during the Cold War, the battalion operated the RIM-2 Terrier missile system, one of the earliest guided surface-to-air missile platforms deployed by the Marines. The unit’s primary mission was to provide long-range air defense against high-speed, high-altitude threats, protecting critical Marine Corps assets and installations. As missile technology advanced and more effective systems were introduced, the 1st Terrier SAM BN was eventually deactivated, with its legacy contributing to the evolution of Marine air defense doctrine.
25th trucks
U.S. Marine Corps
The 25th Trucks, officially designated as the 25th Transportation Company (Truck), was established during World War II to provide vital logistical support to frontline combat units. Initially activated in 1942, the unit played a crucial role in transporting supplies, ammunition, and personnel across the European Theater, often operating under hazardous conditions. After the war, the 25th Trucks continued its service, supporting various operations during the Korean and Vietnam Wars, adapting to evolving military transportation needs. Throughout its history, the unit earned multiple commendations for its reliability and dedication, exemplifying the essential role of military logistics in successful operations.
2nd MEB
U.S. Marine Corps
The 2nd Marine Expeditionary Brigade (2nd MEB) is a scalable, flexible, and rapidly deployable Marine Air-Ground Task Force (MAGTF) of the United States Marine Corps. Established during World War II and reactivated in various forms over the decades, the 2nd MEB has participated in major operations, including Operation Desert Storm, Operation Iraqi Freedom, and Operation Enduring Freedom in Afghanistan. Headquartered at Marine Corps Base Camp Lejeune, North Carolina, the brigade is capable of conducting amphibious assaults, crisis response, and sustained expeditionary operations. The 2nd MEB continues to serve as a key element of the II Marine Expeditionary Force, ready to respond to global contingencies.
2ND SUPPLY BN
U.S. Marine Corps
Unit with 156 member associations.
4th 155 mm howitzer battery
U.S. Marine Corps
The 4th 155 mm Howitzer Battery was established during World War II as part of the U.S. Army’s expanding artillery forces. Equipped with the powerful M1 155 mm howitzers, the battery provided crucial fire support during key campaigns in the European Theater, including the Normandy breakout and the push across France. Renowned for its accuracy and rapid deployment, the unit played a vital role in neutralizing enemy fortifications and assisting infantry advances. After the war, the 4th 155 mm Howitzer Battery was inactivated as part of the postwar drawdown, but its legacy of precision and valor remains recognized in artillery history.
9812 Drummer The Commandants Own, Marine Drum and Bugle Corps
U.S. Marine Corps
Unit 9812, known as "Drummer" within The Commandant's Own, United States Marine Drum and Bugle Corps, is part of a prestigious ensemble established in 1934. The unit serves directly under the Commandant of the Marine Corps and is stationed at Marine Barracks Washington, D.C. Renowned for their precision, musical excellence, and distinctive uniforms, the drummers of The Commandant’s Own play a key role in ceremonial events, parades, and official functions throughout the nation and abroad. Over the decades, Unit 9812 has upheld Marine Corps traditions, inspiring audiences and representing the esprit de corps of the United States Marines with every performance.
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)