Hilton Pennywell St. Louis at the Arch
Hours
Front desk open 24 hours
Phone
The Pennywell St. Louis at the Arch, a Hilton hotel formerly known as the Hilton St. Louis Downtown at the Arch, occupies the historic Merchants-Laclede Bank Building at 400 Olive Street. The downtown hotel offers guest rooms and suites, meeting space and on-site dining minutes from the Gateway Arch and Washington Avenue.