389th CSSB

The 389th Combat Sustainment Support Battalion (CSSB) is a United States Army Reserve unit with a mission to provide logistical and sustainment support to ensure operational readiness for supported forces. Originally constituted in 1944 as the 389th Quartermaster Battalion, it has undergone several reorganizations and redesignations throughout its history. The battalion has supported various operations both at home and abroad, including deployments in support of Operations Iraqi Freedom and Enduring Freedom. Today, the 389th CSSB continues to play a vital role in supply, maintenance, transportation, and field services for Army operations.