Saint Louis, MO

ZIP code 63155 is located in St. Louis, Missouri. One of the most notable landmarks in this area is the Gateway Arch, an iconic symbol of the city. Other key points of interest include the Old Courthouse, where the pivotal Dred Scott case was heard, and the Mississippi Riverfront, offering scenic views and recreational opportunities. St. Louis Union Station, a historic train station turned entertainment complex, also adds to the area's charm.