The National Model Railroad Association is the largest organization devoted to the development, promotion, and enjoyment of the hobby of model railroading...
Lone Star Region, Division 6 of the NMRA
Train Collectors Association is an organization that gives insight into the fascinating hobby of train collecting and operation.
Southern Pacific Historical & Technical Society
Missouri Pacific Historical Society
A modular N scale modeling club in San Antonio, TX
A.M.R.E. is a model railroading club located at the Texas Transportation Museum in San Antonio, TX.