District of Columbia - Role: Building
| Nathaniel Parker Gage School |
| National Academy of Sciences |
| National Archives |
| National Bank of Washington, Washington Branch |
| National Cathedral, The |
| National Geographic Society Headquarters |
| National Home for Destitute Colored Women and Children |
| National Metropolitan Bank Building |
| National Museum of Natural History |
| National Portrait Gallery |
| National Saving And Trust Company |
| National Union Building |
| National War College |
| Newton Theater |
| Nixon-Mounsey House, (1949-1976) |
| Northeast Savings Bank |
| Northumberland Apartments |
| Oak Hill Cemetery Chapel |
| Octagon, The |
| Old Chinese Legation |
| Old Engine Company No. 6 |
| Old Korean Legation |
| Old Naval Hospital |
| Old Naval Observatory |
| Old Post Office and Clock Tower |
| Old Stone House |
| Old Swedish Ambassador’s Residence |
| Olympia Apartments |
| On Leong Chinese Merchants Association |
| Oriental Building Association No. 6 Building |
| O Street Market |
| Owens, Isaac, House |
| Page, Thomas Nelson, House |
| Pan American Union |
| Park Road Courts |
| Park Tower |
| Park View Christian Church |
| Park View School |
| Park Vista and Pine Manor Apartments |
| Peirce Mill |
| Penland, W. H., & Company |
| Pension Building |
| Perkins, Frances, House |
| Perna Brothers' Chesapeake Street Houses |
| Petworth Branch Library |
| Petworth Gardens |
| Peyser Building-Security Savings and Commercial Bank |
| Phillips, Duncan, House |
| Pierce-Klingle Mansion |
| Pierce Springhouse and Barn |
| Pierce Still House |
| Pink Palace |
| Plymouth, The |
| Plymouth Theater |
| Ponce de Leon Apartment Building |
| Potomac Boat Club |
| Potomac Electric Power Company Substation No. 13 |
| Potomac Electric Power Company Substation No. 25 |
| President's House, Gallaudet College |
| President's Office, George Washington University |
| Prince Hall Masonic Temple |
| Prospect House |
| Quality Hill |
| Quarters A, Washington Navy Yard |
| Quarters B, Washington Navy Yard |
| Railroad Retirement Board Building |
| Randall Junior High School |
| Randle Highlands School |
| Real Estate Trust Building-Continental Trust Building |
| Renwick Museum |
| Rhodes' Tavern |
| Richards, Zalmon, House |
| Riggs National Bank |
| Riggs National Bank, Washington Loan And Trust Company Branch |
| Riggs-Tompkins Building |
| Ringgold-Carroll House |
| Roosevelt Apartment Building |
| Roosevelt, Theodore, Senior High School |
| Rosedale |
| Saint James Mutual Homes |
| Saint Paul African Union Methodist Church |
| Saul, B.F., Building |
| Scheele-Brown House |
| Schlitz Brewing Company Washington Branch and National Geographic Society Warehouse |
| Schneider Triangle |
| Scriven, Brigadier Gen. George P., House |
| Seafarers Boat Club |
| Sears, Roebuck and Company Department Store |
| Second National Bank |
| Sedgwick Gardens |
| Seventh Street Savings Bank |
| Sewall-Belmont House National Historic Site |
| Shackleton, Pauline “Polly” House |
| Shaw Junior High School |
| Simpson's, Billy, House of Seafood and Steaks |
| Slater, John Fox, Elementary School |
| Slayton, William L., House |
| Slowe-Burrill House |
| Smithsonian Building |
| Smothers Elementary School |
Data from United States Park Service and Wikidata
