Links to Special Interest Groups
The Special Interest Groups listed here reflect the various interests of members of the Society.
| Name | Address | Notes |
| Hampshire Narrow Gauge Railway Trust | www.hngrt.org.uk | Conserves and operates narrow gauge equipment dating back to the end of the nineteenth century |
| The South Western Circle | www.lswr.org/ | The Historical Society for the London & South Western Railway |
| The Midland Railway Society | www.mimas.ac.uk/~zzaascs/mrsoc/ |
Brings together those interested in the Midland Railway |
| The Great Western Study Group | gwsg.ukmodelshops.co.uk/ | Promotes interest, research and modelling of the GWR |
| The O Gauge Guild | www.gauge0guild.com/ | Furthers all forms of railway modelling in 7mm. scale and on 0 gauge track. |
| The N Gauge Society | ngaugesociety.com/ | Promotes N gauge and encourages the active participation in N gauge railway modelling |
| The 2mm Scale Association | www.2mm.org.uk/ | Promotes modelling at the scale of 2mm:1ft., the smallest practical finescale standard |