The Frost Tower (formerly WNB Tower) is a 12-story, 115 foot highrise building in downtown Midland, Texas. The second and third levels of the building are parking garages. The building is located at 508 W. Wall St. It houses various companies such as oil & gas and attorney's offices. Its main tenant in the building was Western National Bank until its absorption by Frost Bank who is now the primary tenant. The bank has an operational branch in the lobby and has its main operations on the tenth floor. The eleventh floor houses the bank's lending operations and also houses Private Client Services. The building also has a small cafe on the ground level called "Matteo's Internet Cafe."