Oklahoma - Criteria: A (event)
| Sooner Theater Building |
| Southwestern Bell Main Dial Building |
| Spanish Village Historic District |
| Spaulding School Gymnasium-Auditorium |
| Speer School |
| Spraker Service Station |
| Squirrel Creek Bridge |
| St. Cloud Hotel |
| St. Gregory's Abbey and College |
| Stigler School Gymnasium-Auditorium |
| Stillwater Santa Fe Depot |
| St James Episcopal Church |
| St. John Baptist Church and Rectory |
| St. Joseph Convent and Academy |
| St. Joseph's Cathedral |
| St. Joseph's Catholic Church |
| Stock Exchange Bank |
| St. Paul Baptist Church and Cemetery |
| St. Paul's Cathedral |
| Stroud School, Old |
| Stroud Trading Company Building |
| St. Thomas Primitive Baptist Church |
| Stuart Hotel |
| Summerfield School |
| Surety Building |
| Swan Lake Historic District |
| Tahlequah Armory |
| Tahlequah Carnegie Library |
| Tamaha Jail and Ferry Landing |
| Territorial Commercial District |
| Texaco Service Station |
| Texas County Courthouse |
| Thompson, Joseph M., House |
| Threatt Filling Station |
| Tidal School |
| Tillman County Courthouse |
| Tishomingo Armory |
| Tishomingo City Hall |
| Tonkawa Armory |
| Tracey Woodframe Grain Elevator |
| Tracy Park Historic District |
| Trahern's Station |
| Travertine Nature Center |
| Tribune Building |
| Trumbo, A. C., House |
| Tucker School |
| Tulsa Fire Alarm Building |
| Turpin Grain Elevator |
| Twyman Park |
| Union Depot |
| Union Mission Site |
| Union School District 19 1/2 |
| United States Post Office and Courthouse |
| United States Post Office and Courthouse |
| United States Post Office Coalgate |
| United States Post Office Hollis |
| United States Post Office Madill |
| United States Post Office-Norman |
| United States Post Office Nowata |
| United States Post Office Watonga |
| University of Oklahoma Armory |
| US Highway 77 Bridge at Canadian River |
| US Post Office and Federal Courthouse |
| Vici M-K-T Depot |
| Waddell's Station Site |
| Wagner, J. H., House |
| Wagoner Armory |
| Walker Building |
| Walters Rock Island Depot |
| Ward Chapel AME Church |
| Warden's House |
| Warwick School |
| Washita Battlefield National Historic Site |
| Washita County Courthouse |
| Watonga Armory |
| Waverley Historic District |
| Waynoka Sante Fe Depot and Harvey House |
| Weatherford Armory |
| West Sapulpa Route 66 Roadbed |
| Wetumka Armory |
| Wetumka Cemetery Pavilion and Fence |
| Wheeler No. 1 Oil Well |
| Wheelock Academy |
| Whited Grist Mill |
| White House of the Chickasaws |
| Wichita Falls & Northwestern Railroad Passenger Depot |
| Williams, Robert Lee, Public Library |
| Williams School |
| Will Rogers High School |
| Will Rogers Park Gardens and Arboretum |
| Wilson, J. L., Building |
| Wintersmith Park Historic District |
| Wolcott Building |
| Wolleson-Nicewander Building |
| Woodward Federal Courthouse and Post Office |
| Woodward Park and Gardens Historic District |
| Woolaroc Ranch Historic District |
| Yorktown Historic District |
| Y Service Station and Cafe |
| Yukon Public Library |
Data from United States Park Service and Wikidata
