- Wm. K. Walthers, Inc.
Manufactures and distributes a wide range of model railroading equipment, including locomotives, rolling stock, vehicles, structures, industries, track, figures, and more.
- Atlas Model Railroad Company
Manufactures HO, N, and O scale locomotives, rolling stock, structures, track, switches, and control systems.
Manufactures locomotives, rolling stock, structures, accessories, and other model railroading equipment.
- Woodland Scenics
Offers scenery, ground cover, trees, decals, and buildings for model railroads.
- Digitrax, Inc.
Manufacturer of digital command control systems. Prototypical multiple train control for your model railroad without blocking or computers.
Manufactures HO and N scale locomotives, rolling stock, scenic accessories, and train sets.
- Kato USA
Makes HO and N scale locomotives, rolling stock, passenger cars, and track.
- Discount Trains Online
Features electric train model sets and related railroading supplies.
- M?rklin, Inc. (1)
- Lenz Elektronik, GmbH
Manufacturer of Digital Plus, an NMRA Digital Command Control (DCC) compatible system for operating model railroads. Makes decoders, controls, and an adapter that turns any cordless phone into a throttle.
- Caboose Hobbies
Offering brass and plastic models, tools, scenery supplies, books, videos and more.
- Micro-Trains Line Co.
Manufactures N and Z scale locomotives, rolling stock, couplers, trucks, and more.
- Aristo-Craft Trains
Manufactures #1 Gauge Large Scale trains, structures, figures, and more for indoor or outdoor garden use.
- Microscale Industries
Decals made for decorating model trains; microscale accessories for perfect models. Include Union Pacific, Northwestern, Conrail and CSX.
- UK Model Shop Directory
Directory of train and railway modelling resources in Britain and abroad. Find model shops, events, and clubs. Also offers catalogs, forums, and classifieds for train hobbyists to train tips and materials.
- GHQ Models
Military and model railroad pewter miniatures.
- MTH Electric Trains
Designer and creator of O scale electric trains and model railroading structures and accessories.
Model train manufacturers of HO, N and European O Scale items.
- Life-Like Products, Inc.
Manufactures HO and N scale model trains, buildings, and scenery.
- LGB of America
Manufactures G scale locomotives, rolling stock, figures, structures, and more.