All - Architectural style - Beaux-Arts
| Starks Building |
| State National Bank Building |
| State Theatre |
| Stearns, R. H., House |
| Stewart Avenue Methodist Episcopal Church South |
| Stewart's Dry Goods Company Building |
| Stewart, W.K., Bookstore |
| St.Louis County District Courthouse |
| St. Louis Post-Dispatch Building |
| Stokes County Courthouse |
| Stone Hall |
| St. Patrick's Roman Catholic Church and Rectory |
| St. Paul Cathedral-Catholic |
| St. Petersburg Public Library |
| Strivers' Section Historic District |
| Substation 13 |
| Substation 17 |
| Substation #401 |
| Substation 7 |
| Sulgrave Club |
| Sullivan County Courthouse |
| Sumter County Courthouse |
| Sumter County Courthouse |
| Surrogate's Court |
| Sweasey Theater-Loew's State Theater |
| Taunton Public Library |
| Tazewell County Courthouse |
| Templo del Maestro |
| Tennessee Trust Building |
| Tensas Parish Courthouse |
| Terminal Arcade |
| Terminal Station |
| Texarkana US Post Office and Courthouse |
| Texas Company Building |
| Texas Heroes Monument |
| The Elverson Building |
| The Frick Collection and Frick Art Reference Library Building |
| Third Precinct Police Station |
| Thomson, Peter G., House |
| Thorne Memorial School |
| Tift County Courthouse |
| Times Building |
| Tivoli Theater |
| Toltec Club |
| Townhouses at 352 and 353 Riverside Dr. |
| Townsend, Henry, Building |
| Traill County Courthouse |
| Trinity County Courthouse Square |
| Tubman High School |
| Tushek, John, Building |
| Tyler County Courthouse and Jail |
| Tyler Hotel |
| Uihlein, Herman, House |
| Union County Courthouse |
| Union Ferry Depot |
| Union Station |
| Union Station |
| Union Station |
| Union Station |
| Union Station (Boundary Increase) |
| Union Terminal Group |
| Union Trust Company Building |
| United Electric Co. Building |
| United States Post Office and Courthouse |
| United States Post Office-Sewickley Branch |
| US Chamber of Commerce Building |
| U.S. Customhouse |
| U.S. Custom House |
| US Custom House |
| U.S. Department of Agriculture Administration Building (Boundary Increase and Additional Documentation) |
| U.S. General Post Office |
| U. S. Post Office |
| U.S. Post Office |
| U.S. Post Office |
| U.S. Post Office |
| U.S. Post Office |
| U.S. Post Office |
| U.S. Post Office |
| U.S. Post Office |
| U.S. Post Office |
| U.S. Post Office |
| U.S. Post Office |
| US Post Office |
| US Post Office |
| U.S. Post Office and Courthouse |
| US Post Office and Courthouse-Globe Main |
| US Post Office and Courthouse-Pittsburgh |
| US Post Office and Courthouse-Prescott Main |
| U.S. Post Office and Customhouse |
| US Post Office and Customs House-Douglas Main |
| US Post Office and Federal Building-Lewistown |
| US Post Office and Federal Building-Monte Vista Main |
| US Post Office and Federal Building-Zanesville |
| US Post Office and Federal Courthouse-Colorado Springs Main |
| U.S. Post Office and Mine Rescue Station |
| US Post Office-Boulder Main |
| US Post Office-Camden Main |
| U.S. Post Office, Courthouse, and Customhouse |
| US Post Office, Courthouse, and Custom House |
| US Post Office-Dover Main |
Data from United States Park Service and Wikidata
