BNSF 7 Boston and Maine 8 Burlington Northern 6 Canadian Forest 3 Canadian National 6 Chicago and North Western 12 City of Prineville 3 Conrail 3 Delaware and Hudson 3 Denver and Rio Grande Western 3 Frisco 3 Fruit Growers Express 3 Great Northern 2 Illinois Central 3 Milwaukee Road 3 Minnesota, Dakota and Western 9 Missouri Pacific 5 Montana Rail Link 3 Norfolk and Western 3 Rail Box 12 Railbox 12 Rock Island 3 Santa Fe 9 Southern 3 Southern Pacific 3 St. Mary\'s Railroad 3 Texas and Pacific 3 TTX 6 Union Pacific 21 Western Pacific 6 Wisconson & Southern 3