3d Battalion 12th Marines

U.S. Marines with 3rd Battalion, 12th Marine Regiment, 3rd Marine Division, conduct dry fire drills with an M142 High Mobility Artillery Rocket System during exercise Caged Hydra on Camp Hansen, Okinawa, Japan, May 20, 2020. Caged Hydra is a battalion-level exercise that trains 3rd Battalion, 12th Marine Regiment's ability to implement dispersed and disaggregated command and control. (U.S. Marine Corps photo by Cpl. Donovan Massieperez) Click here for more photos

3/12 Headquarters Company Connect Global Positioning Survey System

U.S. Marine Corps Lance Cpl. Spencer J. Terranova, a sensor support Marine with Headquarters Company, 3rd Battalion, 12th Marine Regiment, 3rd Marine Division, checks the data information after connecting a Global Positioning Survey System on Camp Hansen, Okinawa, Japan, April 29, 2020. Surveying allows 3/12 to plot precise points while working alongside artillery in order to determine the specific locations of other Marine assets. (U.S. Marine Corps Photo by Cpl. Cameron E. Parks) Click here for more photos

U.S. Marines with Headquarters Battery, 12th Marine Regiment, 3rd Marine Division, conduct marksmanship drills on Camp Hansen, Okinawa, Japan, April 29, 2020. 3rd Marine Division Marines continuously train and remain proficient in warfighter skills to remain ready to respond to any regional crisis. (U.S. Marine Corps photo by Lance Cpl. Ujian Gosun) Click here for more photos

3/12 Tango Company conduct HIMARS Inspection

U.S. Marine Corps Cpl. Raul J. Salgado, a launcher chief with T Battery, 3rd Battalion, 12th Marine Regiment, 3rd Marine Division, conducts a systems check on a M124 High Mobility Artillery Rocket System, on Camp Hansen, Okinawa, Japan, April 29, 2020. T Battery routinely conducts HIMARS familiarization training to maintain the readiness and proficiency of its Marines. (U.S. Marine Corps Photo by Cpl. Cameron E. Parks) Click here for more photos

U.S. Marines with 3rd Battalion, 12th Marine Regiment, 3rd Marine Division participated in the Artillery Relocation Training Program 19-4 at the Hijudai Maneuver Area, Oita, Japan, from Feb. 6 to 28, 2020. ARTP is a regularly scheduled training exercise conducted by several units within 3rd Marine Division. The program provides essential live-fire training in different regions throughout Japan to increase combat readiness and better support the U.S.-Japan Treaty of Mutual Cooperation and Security. (U.S. Marine Corps video by Cpl. Jacob Hancock) Click here for the whole video

3d Battalion 12th Marines Leaders

Lieutenant Colonel Roe S. Lemons Jr
Commanding Officer
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Sergeant Major Erick Cortes
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