Intermountain Railway Company manufactures model trains and accessories in HO, N and O Scales. They offer freight car kits with injection molded plastic parts as well as ready-to-run cars in both HO and N Scales. Intermountain also offers a line of metal wheels for rolling stock in 12 packs and100 packs. Intermountain Railway Company is located in Longmont, Colorado and has been in business since 1988.