1524 Grand Avenue Building (Jackson County, Missouri)
18th Separate Company Armory (Warren County, New York)
1900 Rittenhouse Square Apartments (Philadelphia County, Pennsylvania)
2nd Baptist Church (Washington, District of Columbia)
4th Avenue Station (IND) (Kings County, New York)
61 16th Street Apartment Building (Fulton County, Georgia)
69th Regiment Armory (New York County, New York)
7th District Police Station (Cook County, Illinois)
A. A. Hurst House (Jackson County, Iowa)
A. B. Seelye House (Dickinson County, Kansas)
A. D. Brown Building (St. Louis, Missouri)
A. G. Grant Homestead (Franklin County, Ohio)
A. H. Halff House (Bexar County, Texas)
A. J. and Emma E. Thomas Coley House (Tallapoosa County, Alabama)
A. J. Jernigan House (Travis County, Texas)
A. J. Schwartz House (Saline County, Kansas)
A. Larson & Co. Building (Kandiyohi County, Minnesota)
A. Ray Taylor House (Daviess County, Missouri)
A. S. Rugge House (Warren County, New York)
A. W. Patterson House (Muskogee County, Oklahoma)
A.B.C. Storage and Van Company Building (Jackson County, Missouri)
A.J. Eicholtz House (Brown County, Kansas)
Aaron Wilson House (Seneca County, New York)
Aberdeen Commercial Historic District (Brown County, South Dakota)
Abernathy Furniture Company Factory (Leavenworth County, Kansas)
Abigail Vare School (Philadelphia County, Pennsylvania)
Abijah C. Jay House (Grant County, Indiana)
Abijah II O'Neall House (Montgomery County, Indiana)
Abilene City Park Historic District (Dickinson County, Kansas)
Abington Township High School (Montgomery County, Pennsylvania)
Abraham Beydler House (Shenandoah County, Virginia)
Abraham Byrd House (Cape Girardeau County, Missouri)
Abraham Elder Stone House (Centre County, Pennsylvania)
Abraham Groesbeck House (Cook County, Illinois)
Abraham H. Esbenshade House (Milwaukee County, Wisconsin)
Two story, red brick late Queen Anne house with Renaissance Revival features
Abraham Lincoln Memorial Garden (Sangamon County, Illinois)
Abraham Miller House (Lincoln County, Kentucky)
Abram Allen House (Rock County, Wisconsin)
Abram's Delight (Winchester, Virginia)
Absalom Lowe Landis House (Bedford County, Tennessee)
Absolom Riggs House (DeKalb County, Missouri)
Academie Brochu (Worcester County, Massachusetts)
Acker and Evans Law Office (St. Lawrence County, New York)
Acme Farm Supply Building (Davidson County, Tennessee)
Adam Kurtz House (Winchester, Virginia)
Adam Sr. Schantz House (Montgomery County, Ohio)
Adam Stephen House (Berkeley County, West Virginia)
Adam Wall House (Montgomery County, Virginia)
Adam Weyer Wagon Shop (Rice County, Minnesota)
Adams Building (Vermilion County, Illinois)
Adams County Courthouse (Adams County, Wisconsin)
Adams County Courthouse (Adams County, North Dakota)
Adams County Jail (Adams County, Iowa)
Adams Memorial Library (Du Page County, Illinois)
Adams Power Plant Transformer House (Niagara County, New York)
Adams School (Hancock County, Ohio)
Adams Street Historic District (Williamson County, Tennessee)
Adath Israel Cemetery (Jefferson County, Kentucky)
Adath Israel Temple (Jefferson County, Kentucky)
Addison B. Colvin House (Warren County, New York)
Adkins--Hurt Mill (Wayne County, Kentucky)
Adler House (Independence County, Arkansas)
Adolph H. Kayser House (Dane County, Wisconsin)
Adrian Edwards Conn House (Blanco County, Texas)
Aeneas--Yates Hurlbut Charles, House (Lancaster County, Nebraska)
AF and AM Lodge 687, Orangeville (Stephenson County, Illinois)
Agra Lake and Park (Phillips County, Kansas)
Agricultural Chemistry Building (Dane County, Wisconsin)
Member of the Henry Mall Historic District
Agriculture Hall (Dane County, Wisconsin)
Member of the Henry Mall Historic District
Ahavas Shalom Reform Temple (Noble County, Indiana)
Ahavas Sholem Synagogue (New Haven County, Connecticut)
Ahavas Sholom (Essex County, New Jersey)
Ahira R. Hinkley House (Waukesha County, Wisconsin)
Ahoskie Downtown Historic District (Hertford County, North Carolina)
Akin Free Library (Dutchess County, New York)
Akron Cemetery (Independence County, Arkansas)
Akron Y.M.C.A. Building (Summit County, Ohio)
Listed by the City of Akron in 2008 as one of Akron's seven most historic buildings
Alabama Iron Works (Franklin County, Alabama)
Alamo Plaza Historic District (Bexar County, Texas)
Alban Towers Apartment Building (Washington, District of Columbia)
Albany Carnegie Public Library (Gentry County, Missouri)
Albany Institute of History and Art (Albany County, New York)
Albert Albers Barn (Doniphan County, Kansas)
Albert F. Madlener House (Cook County, Illinois)
Albert Ott House (Johnson County, Kansas)
Albert Pike Memorial Temple (Pulaski County, Arkansas)
Albert R. Beardsley House (Elkhart County, Indiana)
Albert Watkins House (Lancaster County, Nebraska)
Albertus Building (Clayton County, Iowa)
Albright Memorial Building (Lackawanna County, Pennsylvania)
Alden Park Towers (Wayne County, Michigan)
Aldred, John E., Estate (Nassau County, New York)
Aldridge Hotel (Pottawatomie County, Oklahoma)
Alexander Briggs House (Coles County, Illinois)
Alexander Brownlie House (Scott County, Iowa)
Alexander Campbell Mansion (Brooke County, West Virginia)
Alexander Classical School (Genesee County, New York)
Alexander Clemons House (Ottawa County, Ohio)
Alexander Crummell School (Washington, District of Columbia)
Alexander Doak Hall Farm (Sullivan County, Tennessee)
Alexander K. McClure School (Philadelphia County, Pennsylvania)
Alexander McMillan House (Knox County, Tennessee)
Alexander Organ House (Jackson County, Iowa)
Alexander Ramsey House (Ramsey County, Minnesota)
Alexander Smith House (Williamson County, Tennessee)
Alexander-Withrow House (Lexington, Virginia)
Alexandra (Marion County, Indiana)
Alexandra, The (Hamilton County, Ohio)
Alexandria Cemeteries Historic District (De Kalb County, Tennessee)
Alexandria National Cemetery (Alexandria, Virginia)
Alexandria Public Library (Douglas County, Minnesota)
Alexis Opera House (Warren County, Illinois)
Alfonso McKibben House (Bracken County, Kentucky)
Alfred and Magdalena Schmid Farmstead (Richardson County, Nebraska)
Alfred M. Glossbrenner Mansion (Marion County, Indiana)
Alfred Steinheim Museum (Allegany County, New York)
Algernon S. Paddock House (Gage County, Nebraska)
Alhambra Theatorium (Vanderburgh County, Indiana)
Aliceton Camp Meeting Ground (Boyle County, Kentucky)
All American Bank Building (St. Joseph County, Indiana)
All Saints Catholic Church (Guthrie County, Iowa)
All Saints Church (Spencer County, Kentucky)
Allamakee County Court House (Allamakee County, Iowa)
Depression-era PWA Moderne building of pressed brick and Bedford limestone.
Allamakee County Courthouse (Allamakee County, Iowa)
Allegheny Aqueduct (Berks County, Pennsylvania)
Allegheny County Courthouse and Jail (Allegheny County, Pennsylvania)
Allen County Courthouse (Allen County, Indiana)
Allen County Jail (Allen County, Kansas)
Allen Dale Farm (Shelby County, Kentucky)
Allen Memorial Medical Library (Cuyahoga County, Ohio)
Allen School (Bureau County, Illinois)
Allendale County Courthouse (Allendale County, South Carolina)
County Courthouse in Allendale, SC
Allentown Masonic Temple (Lehigh County, Pennsylvania)
Allentown National Bank (Lehigh County, Pennsylvania)
Alley Spring Roller Mill (Shannon County, Missouri)
Almeron Durkee House (Cayuga County, New York)
Almsted Brothers Building (Jefferson County, Kentucky)
Aloha Camp (Orange County, Vermont)
Alois and Annie Weber House (Lee County, Iowa)
Alpha Delta Phi Fraternity House (Champaign County, Illinois)
Alpha Delta Pi Sorority House (Champaign County, Illinois)
Alpha Rho Chi Fraternity House (Champaign County, Illinois)
Alpha Tau Omega Fraternity House (Tippecanoe County, Indiana)
Alpine Elementary School (Apache County, Arizona)
Alva Kitselman House (Delaware County, Indiana)
Alvah N. Belding Memorial Library (Ionia County, Michigan)
Amaziah and Cornelia (Wait) Cannon House (Cerro Gordo County, Iowa)
Ambassador Hotel Historic District (Jackson County, Missouri)
Amboy Illinois Central Depot (Lee County, Illinois)
Ambrose Burton House (Mercer County, Kentucky)
Ambrose-Ward Mansion (Essex County, New Jersey)
Amelia Bloomer House (Seneca County, New York)
Amelia Earhart Historic District (Atchison County, Kansas)
American Express Building--Carroll (Carroll County, Iowa)
American Federation of Labor Building (Washington, District of Columbia)
American Fine Arts Society (New York County, New York)
American Fork City Hall (Utah County, Utah)
American National Bank (Camden County, New Jersey)
American State Bank (Cook County, Illinois)
American Street School (Providence County, Rhode Island)
demolished in 1996
Americus Hotel (Lehigh County, Pennsylvania)
Amherst West Cemetery (Hampshire County, Massachusetts)
Amo THI & E Interurban Depot/Substation (Hendricks County, Indiana)
Amon Clarence Thomas House (Posey County, Indiana)
Amos B. Coe House (Hennepin County, Minnesota)
Amsterdam (46th Separate Company) Armory (Montgomery County, New York)
Anadarko Downtown Historic District (Caddo County, Oklahoma)
Anchorage Historic District (Jefferson County, Kentucky)
Ancient and Accepted Scottish Rite Temple (Jefferson County, Kentucky)
Anderson Bank Building (Madison County, Indiana)
Anderson County Courthouse (Anderson County, Kansas)
Anderson Dock Historic District (Door County, Wisconsin)
Anderson Downtown Historic District (Madison County, Indiana)
Anderson Hall (Riley County, Kansas)
Anderson House and Store (Bell County, Texas)
Anderson--Thompson House (Marion County, Indiana)
Andrew B. Murray Vocational School (Charleston County, South Carolina)
Andrew C. Dunn House (Faribault County, Minnesota)
Andrew Gregg Homestead (Centre County, Pennsylvania)
Andrew Hearn Log House and Farm (Franklin County, Kentucky)
Andrew Powell Homestead (Hancock County, Ohio)
Andrew Sheets House (Miami County, Ohio)