A Professional FREE 3 monthly online Model Railroad magazine directed at hobbyists.

Magazines are designed for downloading and reading on your computer rather than being printed out.

A Model Railroad focused podcast/blog. For railroading beginners and seasoned line veterans.

Lots of good information at this site which is "The Gateway Division is the greater Saint Louis area chapter of the National Model Railroad Association"

Good information about operation and other subjects.

Northwest Short Line (NWSL) provides fine quality high value specialty products for precision work such as model building, model making, miniatures and crafts, architectural model making, hobby work, miniature mechanisms, and power drives.

Based in Seattle Washington, U.S.A., NWSL has been meeting the needs of small scale modelers with quality products and service for over 50 years.

Makers of accurate turnouts and track in HO and Proto:87.

Also include printable prototype turnout diagrams.

Fast Tracks designers and builders of systems for helping with hand laid track for various scales and gauges:

An international, UK based group promoting interest in the application of electronics (including computers) to all aspects of railway modelling.

The JMRI project is building tools for model railroad computer control. We want it to be usable to as many people as possible, so we're building it in Java to run anywhere, and we're trying to make it independent of specific hardware systems.

JMRI is intended as a jumping-off point for hobbyists who want to control their layouts from a computer without having to create an entire system from scratch.

A huge list of model railway scales and a bit of a history of them.