121st Field Artillery Regiment (United States)

The 1st Battalion, 121st Field Artillery is currently part of the 157th Maneuver Enhancement Brigade that is based out of Milwaukee, Wisconsin. Attached to the 1-121st is Battery A located in Sussex, Wisconsin; Battery B located in Plymouth, Wisconsin; 108th Forward Support Company located in Sussex, Wisconsin. The 1-121st FA originally operated M101 howitzer before switching to the M270 Multiple Launch Rocket System (MLRS) in 2003. As of 2010 the 1-121st FA operates the M142 High Mobility Artillery Rocket System (HIMARS).

121st Field Artillery Regiment (United States)

The 1st Battalion, 121st Field Artillery is currently part of the 157th Maneuver Enhancement Brigade that is based out of Milwaukee, Wisconsin. Attached to the 1-121st is Battery A located in Sussex, Wisconsin; Battery B located in Plymouth, Wisconsin; 108th Forward Support Company located in Sussex, Wisconsin. The 1-121st FA originally operated M101 howitzer before switching to the M270 Multiple Launch Rocket System (MLRS) in 2003. As of 2010 the 1-121st FA operates the M142 High Mobility Artillery Rocket System (HIMARS).