| Contact | Specialist Area |
| BR Database | Complete British Locomotive Database 1923-1997 |
| Live Auction Calendar | The Easy Live Auctions Site |
| RailServe : North America | On-site Railroad Supply Chain Services to Industry |
| Railway Museums UK | National Railway Museum (York) and its associated Science Museum sites |
| The Signal Box | Everything about British Railway Signalling |
| The SRS site | The Signalling Record Society website |
| Steam Locomotive info | A worldwide Database of Remaining Steam & Fireless Locomotives |
| Traction & Rolling Stock Advertiser | Source Publication for Locomotives, Vehicles, Parts, Services, Track & Signal - and also for Railway Property |
| TrainWeb | The TrainWeb Network of Railway Sites |
| Transport Tickets | The Transport Ticket Society website |
| Site/Title | Specialist Area |
| EBay UK | The Prorail.UK eBay Shop |
| RCTS Publications | Railway Correspondence & Travel Society |
| Travelling Art Gallery | Railway Carriage Prints, etc. |