- Tourist Railway Association Inc. (TRAIN)
- Association of Railroad Museums
- Fremont Tribune
- Fremont Chamber of Commerce
- Fremont & Dodge County Convention and Visitor's Bureau
- Abilene & Smoky Valley Railroad
- Boone & Scenic Valley Railroad
- Midland Railway
- National Railway Historical Society
- Union Pacific Railroad
- Burlington Northern & Santa Fe Railroad
- Amtrak
- Union Pacific Steam Program
- Denver Rails - The Railroads of Denver and the West
- Black Hills Central Railroad - 1880 Train
- TrainTraveling.com International passenger rail guide
- Iowa Interstate Railroad (IAIS)
- IAIS Rail Fans