Air Enthusiasts

Landings
World Airline Historical Society

Bus Enthusiasts

Bus Spot
Eddie's Bus Stop
Marshall's Bus Page
Metro Employees Historic Vehicle Association
Pojazdy Komunikacji Miejskiej

Excursion Trains and Museums

Adirondack Scenic Railroad (New York)
East Troy Electric Railroad (Wisconsin)
Edmonton Radial Railway Society
Green Mountain Railroad (Vermont)
Illinois Railway Museum (Illinois)
Kettle Valley Staem Railway (British Columbia)
Minnesota Transportation Museum
Napa Valley Wine Train (California)
National Railroad Museum (Wisconsin)
Ohio Central Railroad (Ohio)
Quincy Mine Hoist Association (Michigan)
Sugarbush Vermont Express (Vermont)
Tahquamenon Boat Service (Michigan)
West Coast Railway Heritage Park (British Columbia)
Western Maryland Scenic Railroad (Maryland)
Yolo Shortline Railroad (California)

Magazines

Airliners
Airways
New Electric Railway Journal
Railfan & Railroad
Railpace
Trains

Preservation and Historical Research

Canadian Transit Heritage Foundation
Market Street Railway
Motor Bus Society

Rail Enthusiasts

National Railway Historical Society

Other

Milwaukee Without A Car
National Association of Timetable Collectors