We operate the Sacramento Central Railroad (SCRR), a state-of-the-art modular HO scale model railroad that has been in existence for over three decades.

This society was formed in 1988 by a handful of enthusiasts who wanted a forum to share information about the construction, operation and landscaping of garden railways. We now have over 250 paid memberships both singles or families.

The SLOMRA is an all scales group of model railroaders based in San Luis Obispo county with members all over the state.

Our mission is to foster, promote, develop and encourage historical awareness of railroad activities in Southern California.

Our membership is open to anyone who is interested in the model railroad hobby. We take our motto, "If we're not having fun, we're doing something wrong!" seriously.

The South Bay Historical Railroad Society (SBHRS) was incorporated in 1985 to preserve the local area railroad heritage while running a working museum to benefit the community.

The Tehachapi Loop Railroad Club is open to all railroad enthusiasts, whether modelers of HO, G, N or Z, fans of Lionel and American Flyer,or standard gauge travelers.

The Walnut Creek Model Railroad Society (WCMRS) operates the Diablo Valley Lines (DVL) model railroad, one of the most mountainous and one of the largest exclusively HO scale model railroads in the United States.

he Boulder Model Railroad Club (BMRC) is the Premier Model Railroad Club for Boulder, Broomfield, Adams, Jefferson Counties and beyond in Colorado.