Navy Operational Support Center Tulsa

• 120th Engineer Battalion (OK ARNG)
  • Headquarters and Headquarters Company
  • Forward Support Company
  • 2120th Engineer Company
  • 120th Medical Company
• Company A, Special Troops Battalion, 45th Infantry Brigade Combat Team (OK ARNG)
• 883rd Quartermaster Company (USAR)
• 315th Quartermaster Detachment (USAR)

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