Organization consisting of enthusiasts who share an interest in the railroads that served the anthracite coal mining region of eastern Pennsylvania.

Preserving and promoting information on North American built geared steam locomotives including Baldwin, Bell, Beyers, Climax, Davenport, Dewey, Dunkirk, Heisler, Shay and Willamette.

Railroad historical society providing information on the Chicago and North Western Railway; Chicago, St. Paul, Minneapolis and Omaha; Minneapolis and St. Louis; Chicago Great Western; Litchfield and Madison; Fort Dodge, Des Moines and Southern; and De...

Encourages the collection and preservation of historical materials associated with Conrail.

Organization striving to preserve the rail history of St. Louis, the Terminal Railroad and St. Louis Union Station.

Historical society devoted to preserving railroad history.

Historical society which aims to preserve the heritage of "The Standard Railroad of the World".

Railroad historical society focusing on the New York Ontario and Western Railway.

Railroad historical society providing information on the history of Amtrak, a corporation formed to take over the US national railroad passenger service in 1971.

A non-profit organization for the purpose of distributing information pertaining to the Duluth, Missabe and Iron Range Railway and its predecessors.