3d Battalion 12th Marines

U.S. Marines with 1st Marine Aircraft Wing refuel High Mobility Artillery Rocket Systems with 3d Battalion, 12th Marine Regiment, 3d Marine Division during Castaway 21.1 on Ie Shima, Okinawa, Japan, March 17, 2021. The exercise demonstrated the Marine Corps’ ability to integrate with the joint force to seize and defend key maritime terrain, provide low-signature sustainment, and execute long-range precision fires in support of naval operations from an expeditionary advanced base. (U.S. Marine Corps photo by Lance Cpl. Scott Aubuchon) Click here to see more photos

Castaway 21.1 High Mobility Artillery Rocket System assault

U.S. Marines with 3d Battalion, 12th Marine Regiment, 3d Marine Division, conducts a High Mobility Artillery Rocket System assault during Castaway 21.1 at Ie Shima, Okinawa, Japan, March 15, 2021. Exercise Castaway 21.1 sought to demonstrate USMC joint capability to seize and secure key maritime terrain, provide low signature sustainment, and execute long range precision fires in support of Naval Operations. (U.S. Marine Corps photo by Lance Cpl. Scott Aubuchon) Click here to see more photos

U.S. Marines assigned to 3d Battalion, 12th Marine Regiment, 3d Marine Division, fire a M777A2 155mm Howitzer during Artillery Relocation Training Program 20.4 at Combined Arms Training Center, Camp Fuji, Japan, Feb. 4, 2021. ARTP is an exercise held to strengthen the defense of Japan and the U.S.-Japan Alliance as the cornerstone of peace and security in the Indo-Pacific region. The skills developed at ARTP increase the lethality and proficiency of the only permanently forward-deployed artillery unit in the Marine Corps, enabling them to provide precision indirect fires. (U.S. Marine Corps photo by Lance Cpl. Scott Aubuchon) Click here for more photos

U.S. Marines with 3d Battalion, 12th Marine Regiment, 3d Marine Division, conduct shooting drills Artillery Relocation Training Program 20.4 at Combined Arms Training Center, Camp Fuji, Japan, Feb. 6, 2021. This training contributes to the defense of Japan and the U.S.-Japan Alliance as the cornerstone of peace and security in the Indo-Pacific region. The skills developed at ARTP increase the lethality and proficiency of the only permanently forward-deployed artillery unit in the Marine Corps, enabling them to provide precision indirect fires. (U.S. Marine Corps photo by Lance Cpl. Scott Aubuchon) Click here for more photos

U.S. Marines assigned to 3d Battalion, 12th Marine Regiment, 3d Marine Division, prepare to fire a M777A2 155mm Howitzer during Artillery Relocation Training Program 20.4 at Combined Arms Training Center, Camp Fuji, Japan, Feb. 5, 2021. ARTP is an exercise held to strengthen the defense of Japan and the U.S.-Japan Alliance as the cornerstone of peace and security in the Indo-Pacific region. The skills developed at ARTP increase the lethality and proficiency of the only permanently forward-deployed artillery unit in the Marine Corps, enabling them to provide precision indirect fires. (U.S. Marine Corps photo by Lance Cpl. Scott Aubuchon) Click here for more photos

3d Battalion 12th Marines Leaders

Lieutenant Colonel Roe S. Lemons Jr
Commanding Officer
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Sergeant Major Brian A. Woodruff
Sergeant Major
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Unit Address

3d Battalion
12th Marine Regiment
Unit 36110
FPO, AP 96385-6110

3d Battalion 12th Marines Staff

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S1 (Admin)

S-1 Adjutant
DSN: 315-623-7764

S-1 Chief
DSN: 315-623-4702

S2 (Intel)

S-2 Intel Officer
DSN: 315-623-4380

S-2 Chief
DSN: 315-623-4777

S3 (Ops)

Operations Officer
DSN: 315-623-4796

S3A
DSN: 315-623-7719

S3 Chief
DSN: 315-623-4213

S3 Training
DSN: 315-623-7763

S4 (Log)

S4 Officer
DSN: 315-623-4709

S4A
DSN: 315-623-7723

S4 Chief/Embark
DSN: 315-623-4478

Motor Transport Officer
DSN: 315-623-7188

Supply Officer
DSN: 315-623-4456

Medical Officer
DSN: 315-623-4188

S6 (Comm)

S6 Officer
DSN: 315-623-3456

S6 Chief
DSN: 315-623-4605

Radio Chief
DSN: 315-623-4248

Wire Chief
DSN: 315-623-4294

Data Chief
DSN: 315-623-4294

EM Chief
DSN: 315-623-4284

Supply

Supply Officer
DSN: 315-623-4456

Supply Chief
DSN: 315-623-4459

Chaplain

Chaplain
DSN: 315-623-7757

Chaplain Assistant
DSN: 315-623-7766

Medical

Medical Officer
DSN: 315-623-4452

Dental Clinic
DSN: 315-623-4657

Career Retention

Career Retention Specialist
DSN: 315-623-7750

Family Readiness

Family Readiness Officer
DSN: 315-623-7742
COM: 011-81-611-723-7742

Command Information