- 1908 Courthouse Foundation
- African American Historic Assn
- Aiken-Rhett House Museum
- Albemarle County Historical
- Alvin C York Home
- American Heritage Ctr
- Armstrong Lockett House
- Arthurdale Heritage
- Ash Grove Historic Site
- Ash Lawn Opera Festival
- Ashlawn-Highland
- Athenaeum
- Aurora Area Historical Society
- Avenel Plantation
- Ball-Eddleman-Mc Farland-House
- Bartlett Historical Society
- Bayfield Heritage Assoc Inc
- Beckman Mill
- Beehive House
- Blount Mansion
- Boyd Tavern Foundation
- Bradley Academy Historical Ctr
- Brandy Station Foundation
- Brigham City Depot
- Buchanan House
- Burk-Stark Commission
- Carnton Plantation
- Carson County Sq House Museum
- Carter House
- Carter Mansion
- Centerville Historic Home
- Central Heritage Society
- Charles Pinckney National Site
- Charleston Tea Garden LLC
- Chippewa Valley Museum
- City-Port Isabel Hist Museum
- Cokesbury College
- Colonial Dames In Virginia
- Colonial Natl Historical Park
- Colvin Run Mill Historic Site
- Common Ground Productions
- Confederate Memorial Hall
- Connor Battlefield Histrc Site
- Cook Rutledge Mansion
- Cove Fort Historical Site
- Cramer Kenyon Home
- Cudahy Historical Society
- Cudahy Historical Society
- Da Val's White Buffalo Inc
- Daughters-The American Rvltn
- David Crockett Cabin Site
- Davison Home
- Deadwood Historic Preservation
- Deseret Village ZCMI Store
- Dewey House
- Douglas County Historical
- Douglas Historical Society
- Downtown Brookings Inc
- East Cooper Heritage Trail
- Ebey's Landing Natl Historical
- Eisenhower Birthplace Historic
- Elmbrook Historical Society
- Emery County Archives
- Exchange Place
- Fanthorp Inn State Historic
- Fauquier Heritage Society
- First Capitol Historic Site
- Flower Dew Hundred Farm
- Fluvanna County Historical Soc
- Fort Edwards Foundation
- Fort Folle Avione Historic Prk
- Fort Hill
- Fort Laramie Historical Assn
- Fort Laramie Ntl Historic Site
- Frank Lloyd Wright Wisconsin
- Friends Of Skamokawa
- Ft English Society
- Galloway House & Village
- Gardner Museum-Gardner Village
- George C Marshall Intl Ctr
- George Foundation
- George Washington's Ferry Farm
- German Friendly Society
- Germantown Historical Society
- Germantown Historical Society
- Golden Spike National Historic
- Gonzales Pioneer Village
- Gonzales Pioneer Village
- Governor John Sevier Farm Home
- Governor's Mansion
- Governor's Mansion
- Greenville County Historical
- Hartland Historical Society
- Hatfield-Mc Coy Trail
- Heritage Associates
- Heritage Hall
- Heritage House Museum
- Hermitage-Andrew Jackson Home
- Hewick Plantation
- Heyward-Washington House
- Hidalgo Pump House Heritage
- Historic Fincastle Inc
- Historic Fredericksburg Fndtn
- Historic Hopewell Foundation
- Historic Oconee Station
- Historic Petersburg Foundation
- Historic Point Basse Inc
- Historic Polegreen Church Fnd
- Historic Port Royal Foundation
- Historic Rugby Village
- Historic Speedwell Academy
- Historical Society
- Historical Society Of Stanley
- Historical Society Of Stanley
- Horry County Historical Scty
- Houston County Visitors Ctr
- Independence Rock St Hstrc Ste
- Jackson County Historical Soc
- Jacob Kelley House
- James A Fields House Inc
- James White Fort Assn
- JEB Stuart Birthplace Prsvtn
- Kanawha Valley Historical Soc
- Kelley Jacob House Museum
- Kenmore Plantation & Gardens
- Kensington Mansion
- KERR Place
- Kettle Falls Historical Ctr
- Knapp Heritage Park
- Lacey House
- Lafayette County Historial
- Land Mark Preservation Assoc
- Lee-Fendall House
- Lilac Gardens-Hulda Klager
- Lilac Gardens-Hulda Klager
- Little England Chapel
- Mabry Hazen House
- Magoffin Home State Historic
- Mayville Historical Society
- Menokin Foundation
- Monson Historical Society Inc
- Moody Mansion Museum
- Mormon Handcart Visitor's Ctr
- Mormon Temple
- Morrill Justin Smith Homestead
- Mount Vernon George Washington
- National Park Svc
- National Trust For Historic
- National Trust For Historic
- Natural Bridge Caverns
- Netherland Inn Assoc Inc
- Netherland Inn Assoc Inc
- Nicollet Tower & Interpretive
- NSCDA-Tn
- Oatlands House
- Old North Knoxville Nghbrhd
- Old Tunnel Wildlife Mgmt Area
- Patrick Henry Memorial Fndtion
- Pendleton Historic Foundation
- Pickler Mansion
- Port Washington Historical Soc
- Portsmouth Historical Assn
- Price House Restoration
- Princess Anne County Va Beach
- Ramsdell House
- Ramsey House Plantation
- Rich Mountain Battlefield
- Richfield Historical Society
- Ridgetop Historical Society
- Rippavilla Plantation
- Rock Castle
- Rock County Historical Society
- Rosewell Foundation Office
- Roy Bailey African Amer Hist
- Rural Retreat Historical Scty
- Sam Davis Home
- Sam Davis Home
- Sam Houston Schoolhouse
- Schlegelmilch-Mc Daniel House
- Scotchtown
- Seay House
- Shenandoah Valley Battlefields
- Sister Bay Historical
- Smith-Trahern Mansion
- Sommerville County Historic
- Springstead Historic District
- St Ann's Murry Hill Memorial
- Starr Family Home State
- State House
- Sterling North Society
- Stockyards Tours
- Sunrise Restoration
- Sycamore Shoals Historical Pk
- Thomas Jefferson's Poplar
- Tipton-Haynes Historic Site
- Tomah Area Historical Society
- Travellers Rest Historical Hse
- Trousdale Place
- Tuckahoe Plantation
- U S Textile Corp
- U S WEST Research Phd
- Uintah County Library
- Union Pacific Historical Scty
- Us West Research Inc
- Wakefield National Memorial
- Wakpa Sica Historical Society
- Walter Reed Birthplace
- Warren Heritage Society
- Waswagoning
- Waters Farm Preservation Inc
- Waupaca Historical Society
- Wauwatosa Historical Society
- Weathersfield Historical Soc
- Westboro Historical Society
- Westminster Historical Society
- Westwood Collection
- White Haven
- Windpoint Lighthouse
- Woodlawn Plantation Historical
- Wynnewood State Historical
- Wyoming Frontier Prison
- Wythe County Historical Societ
