The 39th Brigade Combat Team was relieved by 3rd Brigade, 1st Armored Division in March 2005. This was the same brigade that had been relieved by 1–206th FA in March 2004. 3rd BCT, 1AD deployed in 2005 as an element of 3rd Infantry Division which was assigned as the Multi National Division – Baghdad headquarters for OIF III. The 1–118th Field Artillery Battalion, of the 48th IBCT, Georgia Army National Guard was attached to 3rd BCT, 1AD during this time. The 4-1 FA relieved 1–206th FA of the Base Defense and Field Artillery Support missions at this time. 51 RAOC was relieved of Mayor Cell responsibilities by 1st Battalion, 151 Field Artillery Regiment, Minnesota National Guard. The 1/117 FA Alabama National Guard Oct 2005 – Oct 2006.