- Academy Plastic Model Academy Plastic Model
- Accurail Accurail
- Aeronaut Books Aeronaut Books
- Agassiz Publications Agassiz Publications
- AK Interactive AK Interactive
- American Art Clay American Art Clay
- American Limited Models American Limited Models
- AMT Models AMT Models
- Andover Junction Publications Andover Junction Publications
- ANE Model ANE Model
- Arizona Hobbies Arizona Hobbies
- Atlantis Models Atlantis Models
- Atlas Atlas
- Aubrey Publications Aubrey Publications
- Bachmann Bachmann
- Badger Air-Brush Badger Air-Brush
- Baltimore and Ohio Railroad Historical Society Baltimore and Ohio Railroad Historical Society
- Bandai Namco Bandai Namco
- Benchmark Publications Benchmark Publications
- Big Jim Video Productions Big Jim Video Productions
- Bill McBride Bill McBride
- Blair Line Blair Line
- BLMA Models BLMA Models
- Bluford Shops Bluford Shops
- Bob Smith Industries Bob Smith Industries
- Bobs Photo Railroad Books Bobs Photo Railroad Books
- Bowser Manufacturing Bowser Manufacturing
- Bowyer Productions Bowyer Productions
- Broadway Limited Broadway Limited
- Brooklyn Peddler Brooklyn Peddler
- Bullfrog Snot Bullfrog Snot
- Caboose Industries Caboose Industries
- Cal-Scale Cal-Scale
- Calvert Systems Calvert Systems
- Canadian Caboose Press Canadian Caboose Press
- Carstens Publications Carstens Publications
- Center for Railroad Photography and Art Center for Railroad Photography and Art
- Central Electric Railfans Association Central Electric Railfans Association
- Central Valley Central Valley
- Challenger Press Challenger Press
- Charles Smiley Presents Charles Smiley Presents
- Chooch Industries Chooch Industries
- Circuitron Circuitron
- City Classics City Classics
- Classic Metal Works Classic Metal Works
- Colorado Historical Society Colorado Historical Society
- Colorado Railroad Museum Colorado Railroad Museum
- Con-Cor International Con-Cor International
- Dapol Dapol
- Daylight Printing Daylight Printing
- DCC Concepts DCC Concepts
- DeLorme Publishing DeLorme Publishing
- Depot Square Publishing Depot Square Publishing
- Design Preservation Design Preservation
- DeskMap Systems DeskMap Systems
- Double Take Productions Double Take Productions
- Durango Press Durango Press
- Eaglemoss Eaglemoss
- EB Trucks EB Trucks
- Edson Publications Edson Publications
- Electric Railroaders Association Electric Railroaders Association
- Enthusiast Books Enthusiast Books
- Estes Rockets Estes Rockets
- Evergreen Scale Evergreen Scale
- Express Press Express Press
- Fine Scale Miniatures Fine Scale Miniatures
- Fleischmann Fleischmann
- Floquil-Polly S Floquil-Polly S
- Four Ways West Publications Four Ways West Publications
- Fox Valley Models Fox Valley Models
- GarGraves Trackage GarGraves Trackage
- Glencoe Models Glencoe Models
- Golden West Books Golden West Books
- Grenadier Publications Grenadier Publications
- Hasegawa Hasegawa
- HD Models HD Models
- Heartland Rails Heartland Rails
- Hobby Boss Hobby Boss
- Hob-e-lube Hob-e-lube
- Hundman Publishing Hundman Publishing
- Imex Imex
- Imperial Hobby Productions Imperial Hobby Productions
- InterMountain Railway Company InterMountain Railway Company
- Italeri Italeri
- J & L Innovations J & L Innovations
- Jacksonville Terminal Jacksonville Terminal
- JM Hobby Supply JM Hobby Supply
- John Pechulis Media John Pechulis Media
- J-T Publishing J-T Publishing
- JTs Mega-Steam Smoke JTs Mega-Steam Smoke
- JTT Scenery JTT Scenery
- K+S Engineering K+S Engineering
- Kachina Press Kachina Press
- Kadee Kadee
- Kahndog Publications Kahndog Publications
- Kalmbach Publishing Kalmbach Publishing
- Kato Kato
- KG Productions KG Productions
- Kitty Hawk Kitty Hawk
- Kotobukiya Kotobukiya
- Kratville Publications Kratville Publications
- Labelle Lubricants Labelle Lubricants
- LGB LGB
- Lindberg-Hawk Lindberg-Hawk
- Lionel Lionel
- Lockridge Press Lockridge Press
- LokSound by ESU LokSound by ESU
- Machines of Iron Machines of Iron
- Main Track Media Main Track Media
- Marklin Marklin
- McMillan Publications McMillan Publications
- Mid-South Media Mid-South Media
- Midwest Products Midwest Products
- Mileposts Publishing Mileposts Publishing
- Miller Engineering Miller Engineering
- Minatronics Minatronics
- Minicraft Models Minicraft Models
- Model Power Model Power
- Model Rectifier Model Rectifier
- Moebius Models Moebius Models
- Monroe Models Monroe Models
- Morning Sun Books Morning Sun Books
- Mountain Automation Mountain Automation
- MPC Models MPC Models
- Mr. Hobby Mr. Hobby
- MTH Electric Trains MTH Electric Trains
- Museum of North Idaho Museum of North Idaho
- N&W Historical Society N&W Historical Society
- Narrow Gauge Preservation Foundation Narrow Gauge Preservation Foundation
- National Geographic National Geographic
- NCE DCC NCE DCC
- New York Central System Historical Society New York Central System Historical Society
- NixTrains NixTrains
- NJ International NJ International
- NMRA Gauges NMRA Gauges
- Norscot Models Norscot Models
- North Texas Chapter NRHS North Texas Chapter NRHS
- NorthWest Short Line NorthWest Short Line
- Northwestern Pacific RR HS Northwestern Pacific RR HS
- Old Line Graphics Old Line Graphics
- Omni Publications Omni Publications
- Operations Special Interest Group Operations Special Interest Group
- Oso Publishing Oso Publishing
- Outer Station Project Outer Station Project
- Pacific Fast Mail Pacific Fast Mail
- Panda Model Panda Model
- Peco Peco
- Pegasus Hobbies Pegasus Hobbies
- Pennsylvania Railroad T&H Society Pennsylvania Railroad T&H Society
- Pentrex Pentrex
- Pictorial Histories Publishing Pictorial Histories Publishing
- PikeStuff PikeStuff
- PineCar PineCar
- Plastruct Plastruct
- Polar Lights Polar Lights
- Prairie Works Prairie Works
- Pre-Size Models Pre-Size Models
- R Robb Ltd R Robb Ltd
- Railpace Company Railpace Company
- Railroad Avenue Enterprises Railroad Avenue Enterprises
- Railroad Explorer Railroad Explorer
- Railway Express Miniatures Railway Express Miniatures
- Rapido Books Rapido Books
- Rapido Trains Rapido Trains
- Ratio Models Ratio Models
- RD Publications RD Publications
- Revell Revell
- RF&P Railroad Historical Society RF&P Railroad Historical Society
- Rix Products Rix Products
- RK Publishing RK Publishing
- Rock Island Hobby Rock Island Hobby
- Rock Island Lines Rock Island Lines
- Roco Roco
- RP CYC Publishing RP CYC Publishing
- RPC Publications RPC Publications
- Salvinos JR Models Salvinos JR Models
- Santa Fe Railway H&M Society Santa Fe Railway H&M Society
- Scenic Express Scenic Express
- Schuco Schuco
- Shade Tree Books Shade Tree Books
- Sierra Grande Press Sierra Grande Press
- Signature Press Signature Press
- SilverLake Images SilverLake Images
- Simmons-Boardman Books Simmons-Boardman Books
- SmallTown USA SmallTown USA
- Sono Nis Press Sono Nis Press
- Sonrisa Publications Sonrisa Publications
- Sooauthor Publishing Sooauthor Publishing
- South Platte Press South Platte Press
- Southern Pacific H&T Society Southern Pacific H&T Society
- Steam Powered Video Steam Powered Video
- Stephan M. Koenig Stephan M. Koenig
- Stony Clove & Catskill Mountain Press Stony Clove & Catskill Mountain Press
- Stonybrook Press Stonybrook Press
- Sundance Publications Sundance Publications
- Sunstar Sunstar
- T. Lee Publications T. Lee Publications
- Tahoe Model Works Tahoe Model Works
- Tamiya Models Tamiya Models
- Testors Testors
- Texas Zephyr Publishing Texas Zephyr Publishing
- The Crowood Press The Crowood Press
- The Garbely Publishing Company The Garbely Publishing Company
- The Railroad Press The Railroad Press
- Timber Times Timber Times
- TLC Publishing TLC Publishing
- Tom Klinger Publishing Tom Klinger Publishing
- Train Control Systems Train Control Systems
- Trix Trix
- Tru-Color Paint Tru-Color Paint
- Trumpeter Trumpeter
- Tuolumne County Historical Society Tuolumne County Historical Society
- Union Pacific Historical Society Union Pacific Historical Society
- Union Terminal Publications Union Terminal Publications
- University of Nevada Press University of Nevada Press
- Vallejo Paint Vallejo Paint
- VTD Rail Publishing VTD Rail Publishing
- Weekend Chief Publishing Weekend Chief Publishing
- West Jersey Chapter NRHS West Jersey Chapter NRHS
- Western Reflections Western Reflections
- White River Productions White River Productions
- Williams by Bachmann Williams by Bachmann
- Wills Kits Wills Kits
- Withers Publishing Withers Publishing
- Woodland Scenics Woodland Scenics
- Xuron Tools Xuron Tools
- Zona Tools Zona Tools
- Zvezda Zvezda