The 148th Infantry Regiment, Ohio Army National Guard, is a parent regiment under the U.S. Army Regimental System, with headquarters at Lima, Ohio. It currently consists of the 1st Battalion, 148th Infantry Regiment, an Infantry Battalion of the 37th Infantry Brigade Combat team located throughout northwest Ohio. The regiment was formed on 15 September 1917 with the redesignation of the 3rd Regiment, Ohio Volunteer Infantry, as part of the 74th Brigade, 37th Infantry Division.