3 BN 338 REGT, 157th Infantry Brigade



3rd Battalion, 338th Regiment mobilizes and deploys as directed to 1AE AOR in order to train, mentor, and facilitate war-fighting function proficiency to Reserve Component organizations.


3rd Battalion, 338th Regiment is recognized and resourced as the Army Reserve's premier training support battalion that provides tough, realistic, and challenging training focused on generating and sustaining trained, full spectrum operations Soldiers and units that can succeed in complex operational environments with the assurance of success and survival.


Lieutenant Colonel John Stewart
Battalion Commander
CSM Jeffery Clark
Battalion Sergeant Major

Points of Contact

  • Unit Administrator
  • 812-526-1499 EXT 63568

Mailing Address

409 Headquarters Road
Camp Atterbury, IN 46124