B.T.S
    Manufacturers of unique O Scale Structure Kits - Including C&O prototypes

    Glacier Park Models
    Manufacturers of exceptional O Scale and HO Scale Locomotives

    Kohs & Company, Inc.
    Manufacturers of exceptionally well researched brass O Scale Locomotives and Rolling Stock - "The
    finest in O Scale"

    Matt Forsyth
    Exceptional custom building in O Scale

     Micro Engineering
    Exceptional track, rail, and related products in all scales 

    O Scale Resource
    A site with links to O Scale manufacturers and dealers

    O Scale Turnouts, Inc.
    High quality, prototypical O Scale turnouts

    Precision Scale Co.
    Super detailing train parts and kits - Under new ownership