- Academy Plastic Model Co.
- Accurail
- Aeronaut Books
- Agassiz Publications
- American Limited Models
- Andover Junction Publications
- ANE Model
- Arizona Hobbies
- Atlantis Models
- Atlas
- Aubrey Publications
- Bachmann Trains
- Badger Air-Brush Co.
- Baltimore and Ohio Railroad Historical Society
- Benchmark Publications
- Big Jim Video Productions
- Blair Line
- Bluford Shops
- Bobs Photo Railroad Books
- Bowyer Productions
- Broadway Limited
- Brooklyn Peddler
- Bullfrog Snot
- Calvert Systems
- Canadian Caboose Press
- Carstens Publications
- Center for Railroad Photography and Art
- Central Electric Railfans Association
- Challenger Press
- Charles Smiley Presents
- Colorado Historical Society
- Colorado Railroad Museum
- Con-Cor International
- DeLorme Publishing
- Depot Square Publishing
- DeskMap Systems
- Double Take Productions
- Edson Publications
- Electric Railroaders Association
- Enthusiast Books
- Estes Industries
- Evergreen Scale Models
- Express Press
- Ferdinand Metz
- Fine Scale Miniatures
- Floquil
- Four Ways West Publications
- Fox Valley
- George H. Deike
- Glencoe Models
- Golden West Books
- Grenadier Publications
- HD Models
- Heartland Rails
- Hobby Boss
- Hundman Publishing
- InterMountain Railway Company
- Italeri
- JM Hobby Supply
- John Pechulis Media
- J-T Publishing
- Kachina Press
- Kahndog Publications
- Kalmbach Publishing
- Kato
- KG Productions
- Kratville Publications
- LGB
- Lionel
- Lockridge Press
- Machines of Iron
- Main Track Media
- Marklin
- Mid-South Media
- Mileposts Publishing Company
- Minicraft Models
- Model Power
- Morning Sun Books
- Mountain Automation
- MTH Electric Trains
- Museum of North Idaho
- N&W Historical Society
- Narrow Gauge Preservation Foundation
- NCE Corp
- New York Central System Historical Society
- NJ International
- Norscot Models
- North Texas Chapter NRHS
- NorthWest Short Line
- Northwestern Pacific RR HS
- Old Line Graphics
- Omni Publications
- Operations Special Interest Group
- Oso Publishing
- Outer Station Project
- Pacific Fast Mail
- Peco
- Pegasus Models
- Pennsylvania Railroad T&H Society
- Pentrex
- Pictorial Histories Publishing
- Plastruct
- Prairie Works
- R Robb Ltd
- Railroad Avenue Enterprises
- Railroad Explorer
- Rapido Trains
- RD Publications
- Red Caboose
- Revell
- Richmond, Fredericksburg & Potomac Historical
- RK Publishing
- Rock Island Lines
- RP CYC Publishing
- RPC Publications
- Santa Fe Railway Historical and Modeling Society
- Shade Tree Books
- Sierra Grande Press
- Signature Press
- Silverlake Images
- Simmons-Boardman Books
- Sono Nis Press
- Sonrisa Publications
- Sooauthor Publishing
- South Platte Press
- Southern Pacific Historical and Technical Society
- Steam Powered Video
- Stephan M. Koenig
- Stephen M. Hayes
- Stony Clove and Catskill Mountain Press
- Stonybrook Press
- Sundance Publications
- T. Lee Publications
- Texas Zephyr Publishing
- The Crowood Press
- The Garbely Publishing Company
- The Railroad Press
- Timber Times
- TLC Publishing
- Tom Klinger Publishing
- Tru-Color Paint
- Tuolumne County Historical Society
- Two Mule Publishing
- Union Pacific Historical Society
- Union Terminal Publications
- University of Nevada Press
- VTD Rail Publishing
- Weekend Chief Publishing
- West Jersey Chapter NRHS
- Western Reflections
- White River Productions
- Williams by Bachmann
- Withers Publishing