Olympia, WA

ZIP code 98599 primarily houses the Joint Base Lewis-McChord in Washington state. This military installation is a crucial hub for Army and Air Force units, providing support, training, and resources for servicemen and women. The base occupies a vast area of land, encompassing various facilities, barracks, and training grounds. Notable landmarks within this ZIP code include the McChord Field Air Museum, showcasing the history and aircraft of the base.