Sjabloon:Navigatie-spoorwegondernemingen-USA

Grootspoor Ondernemingen (Maatschappijen) USA Hedendaagse Ondernemingen (Maatschappijen): ATSF (Santa Fe) - SLSF (Frisco) - Colorado Midland Railway - Conrail - DRGW - Southern Pacific Transportation Company (SP) - Atlantic and Pacific Railroad (A&P) - Pacific Railroad - Missouri Pacific Railroad (MP) - Spokane, Portland & Seattle Railway (S&P)-New York Central Railroad (NYC) Historische Ondernemingen (Maatschappijen): Amtrak - Union Pacific Railroad (UP) - Burlington Northern and Santa Fe Railway (BNSF) - Canadian National Railway Company (CN) - CSX Transportation (CSXT)