Company D, 1st Battalion, 189th Aviation Regiment U.S. Army

• Company D, 1st Battalion, 189th Aviation Regiment (MT ARNG)
  Helena Aviation Readiness Center | Helena, Montana, Verenigde Staten
  • Detachment 1 (NV ARNG)
    Senator Harry Reid Readiness and Training Center | Stead, Nevada
  • Detachment 2 (SD ARNG)
    Rapid City Armory | Rapid City, South Dakota

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