Manufacturers
- Accurail
- AIM Products
- Alkem Scale Models
- American Limited
- American Model Builders
- Arnold
- Athearn
- Atlas Model Railroad Co.
- Axian Technology
- Bachmann Products
- Badger Airbrush
- Bar Mills Products
- Blair Line
- BLMA
- Bluford Shops
- Books - Other
- Bowser
- Bragdon Enterprises
- Branchline Trains
- Brawa
- Broadway Limited Imports
- Bull Frog Snot
- Busch
- Caboose Industries
- Calendars
- Central Valley Model Works
- Chooch Enterprises
- Circuitron and Tortoise
- Classic Metal Works
- Clever Models
- Con-Cor
- Consignment Items
- Deluxe Innovations
- Depots by John
- Design Preservation Models
- Detail 160 Products
- Digitrax
- Downtown Deco
- Eastern Seaboard Models Corporation
- ESU Products
- ExactRail
- Excel Tools
- Faller
- Fine N Scale
- Four Ways West Publications
- Fox Valley Models
- GATR Works
- GC Laser
- General Hardware
- GHQ Products
- Gold Medal Models
- Grandt Line
- Great Northern Pacific Publications
- Heljan
- Herpa
- IMEX Model Company
- Intermountain
- JL Innovative Designs
- JMD Plastics
- JV Models
- Kadee
- Kalmbach Magazines and Books
- Kato
- Kibri
- Labelle
- LBF Company
- Leader Loads
- Leanin' Tree Cards
- Leisuretime Products
- Life-Like
- Lunde Studios
- Magic Water
- McHenry
- McMillan Publications
- Mercury Adhesives
- Micro Engineering
- MicroBrush
- MicronArt
- Microscale Decals
- Micro-Trains Line
- Midwest Cork
- Mighty Bright
- Miller Light Works
- Minitrix
- Miscellaneous
- Model Expo Tools
- Model Power
- Model Railroader
- Model Railstuff
- Model Rectifier Corporation
- Model Tech Studios
- Monroe Models
- Morning Sun Books
- N Scale Railroading
- NCE DCC Systems
- New Rail Models
- Ngineering
- NJ International
- NMRA
- Noch
- Northeastern Scale Models
- N-Scale Architect
- N-Scale Magazine
- Nu-Comp
- Nu-Line Structures
- Osborn Model Kits
- Oxford Diecast USA
- Paint
- Peco
- Pikestuff Products
- Plastruct
- Puzzles
- Railway Express Minatures
- Rapido Trains
- Red Caboose
- Ribbonrail
- Rix Products
- Rolland Industrial Limited
- Sidetrack Laser
- Special Runs
- Stewart Products
- TCS DCC Decoders
- Tenax
- Tichy Train Group
- TomyTec Co LTD
- Trains Magazine
- Trainworx Inc.
- True Line Trains
- Trumpeter
- Union Pacific Historical Society Books
- Vollmer
- Walthers
- Weekend Chief
- Wheels of Time
- White River Productions
- Wiking
- Wolf Designs
- Woodland Scenics
- X-acto
- Xuron
- Yesteryear Creations
- Zona Saws and Tools