The 144th Field Artillery Regiment is a combat arms regiment of the United States Army composed of Soldiers from the California Army National Guard. Only the regiment's first battalion, a mechanized fires battalion, equipped with M109A6 Howitzers, is still active. The 1st Battalion, 144th Field Artillery's current mission is to shoot safely, accurately, and quickly in direct support of the 115th Field Artillery Brigade (FAB). Additionally, as a National Guard unit, the battalion trains to respond effectively to any state emergency.