Jacob Blauvelt Farmhouse

Jacques Marchais Museum of Tibetan Art

Jamaica Center For Arts and Learning

James Prendergast Library Association, Art Gallery

James Vanderpool House

Jamesville Community Museum

Japan Society

Java Historical Society

Jazz Gallery, The

Jefferson County Historical Society

Jericho Historical Society

Jewish Childrens Learning Lab

Jewish Historical Society

Jewish Historical Society of New York

Jewish Museum

Joe and Emily Lowe Art Gallery

John Browns Farm State Historic Site

John Burroughs Memorial State Historic Site

John D.Murray Firefighters Museum

John Jay Homestead State Historic Site

John Thurman Historical Society

John W. Jones Museum

Johnson Hall State Historic Site

Johnstown Historical Society

Jordan Historical Society

Joseph Jacobs Museum

Judacia Museum of Central Synagogue

Judaica Museum of The Hebrew Home for the Aged at Riverdale, The

Judge J. Lawrence Smith Homestead

Junior Museum of the Metrpolitan

Kanestio Historical Society

Karpeles Manuscript Museum

Karpeles Museum

Katonah Museum Of Art

Keeseville Historical Society

Kenan Center

Kenridge Farm

Kent Delord House Museum

Kent Historical Society

King Manor Museum

Kingsborough Historical Society

Kingsbridge Historical Society

Kingsland Homestead

Kinnear Museum of Local History

Kirkwood Historical Society

Klyne Esopus Historical Society Museum

Knickerbocker Historical Society

Knox Historical Society

Knoxs Headquarters State Historic Site

Kopernik Observatory and Space Education Center

Kripplebush Schoolhouse Museum

Kurdish Library Museum

Kuyahoora Valley Historical Society

Kykuit, The Rockefeller Estate

L. Frank Baum Museum

L.H. Bailey Hortorium

Lackawanna Fire Department Historical & Preservation Soc.

Lackawanna Historical Association

LaGrange Historical Society

Laguardia And Wagner Archives

Lake George Historical Association Museum

Katonah Museum Of Art

Keeseville Historical Society

Kenan Center

Kenridge Farm

Kent Delord House Museum

Kent Historical Society

King Manor Museum

Kingsborough Historical Society

Kingsbridge Historical Society

Kingsland Homestead

Kinnear Museum of Local History

Kirkwood Historical Society

Klyne Esopus Historical Society Museum

Knickerbocker Historical Society

Knox Historical Society

Knoxs Headquarters State Historic Site

Kopernik Observatory and Space Education Center

Kripplebush Schoolhouse Museum

Kurdish Library Museum

Kuyahoora Valley Historical Society

Kykuit, The Rockefeller Estate

L. Frank Baum Museum

L.H. Bailey Hortorium

Lackawanna Fire Department Historical & Preservation Soc.

Lackawanna Historical Association

LaGrange Historical Society

Laguardia And Wagner Archives

Lake George Historical Association Museum

Lake Ontario Shipwreck

Lake Placid Center for The Arts

Karpeles Museum

Katonah Museum Of Art

Keeseville Historical Society

Kenan Center

Kenridge Farm

Kent Delord House Museum

Kent Historical Society

King Manor Museum

Kingsborough Historical Society

Kingsbridge Historical Society

Kingsland Homestead

Kinnear Museum of Local History

Kirkwood Historical Society

Klyne Esopus Historical Society Museum

Knickerbocker Historical Society

Knox Historical Society

Knoxs Headquarters State Historic Site

Kopernik Observatory and Space Education Center

Kripplebush Schoolhouse Museum

Kurdish Library Museum

Kuyahoora Valley Historical Society

Kykuit, The Rockefeller Estate

L. Frank Baum Museum

L.H. Bailey Hortorium

Lackawanna Fire Department Historical & Preservation Soc.

Lackawanna Historical Association

LaGrange Historical Society

Laguardia And Wagner Archives

Lake George Historical Association Museum

Lake Ontario Shipwreck

Lake Placid Center for The Arts

Lake Placid-North Elba Historical Society

Lake Ronkonkoma Historical Society

Lancaster Historical Society museum

Landmark and Historical Society of Mount Vernon

Landmark Society of Broome County

Landmark Society of Pultneyville, New York

Landmark Society of the Niagara Frontier

Landmark Society of Western New York

Landmarks Preservation Society

Lansing Manor House Museum

Lansingburgh Historical Society

Larchmont Historical Society

Lauder Museum Amityville Historical Society

Leatherstocking Railway Historical Society

Lebanon Valley Historical Society

Lederer Fine Arts Gallery

Lee H White Marine Museum

Lefferts Historic House

Lehigh Valley Railroad Historical Society

Lehman College Art Gallery

Leon Historical Society

LeRoy Historical Society

LeRoy House & Jell-O gallery

Leslie-Lohman Gay Art Foundation

Letchworth, William Pryor, Museum

Leviitown Historical Society

Lewis County Historical Society Museum

Lewisboro Historical Society

Liberty Museum & Arts Center

Lima Historical Society

Limestone Ridge Historical Society

Lindenhurst Historical Society

Little Falls Historical Museum

Little Italy Endicott Heritage Center and Museum

Little Nine Partners, The Historical Society

Little Red Schoolhouse Historical Society

Little Red Schoolhouse Museum 

Liverpool Willow Museum

Livingston County Historical Museum

Livonia Area Preservation & Historical Society

Lloyd harbor Historical Society

Lloyd Harbor Historical Society

Lock 52 Historical Society

Lockhart Gallery McClellen House

Lockport Historic Preservation Association

Locust Lawn And Terwilliger House

Locust Valley Historical Society

Lodi Historical Society

Log Village Grist Mill and Museum

Long Beach Historical and Preservation Society

Long Island Chess Museum

Long Island Childrens Museum

Long Island Culture History Lab and Museum

Long Island Explorium

Long Island Hound and Horse Museum

Long Island Lighthouse Society

Long Island Mariners Museum

Long Island Motion Picture Arts

Long Island Museum of American Art

Long Island Museum Of Science & Technology

Long Island Natural History Museum

Long Island Reptile Museum

Long Island Republic Airport Historical Socierty

Long Island Science Center

Lorenzo State Historic Site

Louis A. Wehle Memorial Museum

Louis Armstrong House

Louis Miller Museum

Loveland Museum/Justin Love Painting Gallery & Studio

Lower East Side Tenement Museum

Lower Hudson Conference of Historical Agencies and Museums

Lower Hudson Interactive Museum

Lower Lakes Marine Historical Socierty

Lower Manhattan Historical Society

Lucile M. Wright Air Museum

Lucy-Desi Museum

Lyme Heritage Center

Lyndhurst

Lyons Heritage Society