San Marcos Armed Forces Reserve Center

• 4th Battalion, 133rd Field Artillery Regiment (TX ARNG)
  • Headquarters and Headquarters Battery
  • Battery B
  • 133rd Forward Support Company
• 363rd Quartermaster Battalion (USAR)
  • Headquarters and Headquarters Detachment
  • 645th Quartermaster Detachment
• 49th Financial Management Support Unit (TX ARNG)
  • 149th Financial Management Support Detachment
  • 249th Financial Management Support Detachment

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