The Riley Register (England) – www.rileyregister.com
The Riley Motor Club (England) – www.rileymotorclub.org
The Riley RM Club (England) – www.rileyrmclub.org.uk
Riley Club Holland (Holland) – www.rileyclub.nl
Riley Motor Club of Western (Australia) – www.rileywa.org.au
Svenska Riley Registret (Schweden) – www.rileyregistret.org
Scottish Riley Enthusiasts – www.sre.gb.com
Riley Prewar Special – www.riley-prewar-special.com