3d Battalion 12th Marines

U.S. Marines with 3rd Battalion, 12th Marine Regiment, 3rd Marine Division, conduct the Artillery Relocation Training Program 19.3 in Hokkaido, Japan, Oct. 2019. The program provides 12th Marine Regiment with essential live fire training in different regions of Japan to increase combat readiness and support the Treaty of Mutual Cooperation and Security. (U.S. Marine Corps video by Lance Cpl. Jonathan Willcox)

Machine Gun Range during Artillery Relocation Program 19.3

U.S. Marines with 3rd Battalion, 12th Marine Regiment, 3rd Marine Division, prepare to fire a M240-B machine gun during the Artillery Relocation Training Program 19.3 in Hokkaido, Japan, Oct. 18, 2019. Marines fired their machine guns in sequence with one another to practice proper suppression. ARTP provides 12th Marine Regiment with essential live fire training in different regions of Japan to increase combat readiness and support the Treaty of Mutual Cooperation and Security. (U.S. Marine Corps photo by Lance Cpl. Jonathan Willcox) click here for more photos

3rd Marine Division conducts live-fire artillery training

U.S. Marines with 3rd Battalion, 12th Marine Regiment, 3rd Marine Division, fire the M777 Howitzer during the Artillery Relocation Training Program 19.3 in Hokkaido, Japan, Oct. 18, 2019. The program provides 12th Marine Regiment with essential live fire training in different regions of Japan to increase combat readiness and support the Treaty of Mutual Cooperation and Security. (U.S. Marine Corps photo by Lance Cpl. Kolby Leger) click here for more photos

Artillery Relocation Training Program 19.3 Machine Gun Range

U.S. Marine Corps Lance Cpl. Seth Johnson, a field artillery radio operator with 3rd Battalion, 12th Marine Regiment, 3rd Marine Division, fires a M240-B machine gun during the Artillery Relocation Training Program 19.3 in Hokkaido, Japan, Oct. 18, 2019. The program provides 12th Marine Regiment with essential live-fire training in different environments throughout Japan to increase combat readiness and support the Treaty of Mutual Cooperation and Security. (U.S. Marine Corps photo by Lance Cpl. Jonathan Willcox) click here for more photos

Fire Mission during the Artillery Relocation Training Program 19.3

U.S. Marines with 3rd Battalion, 12th Marine Regiment, 3rd Marine Division, wait for a fire mission during the Artillery Relocation Training Program in Hokkaido, Japan, Oct. 16, 2019. The program provides 12th Marine Regiment with essential live fire training in different regions of Japan to increase combat readiness and support the Treaty of Mutual Cooperation and Security. (U.S. Marine Corps photo by Lance Cpl. Kolby Leger) click here for more photos

3d Battalion 12th Marines Leaders

Lieutenant Colonel Richard H. Robinson III
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