Aberdeen & Rockfish Railroad
Aberdeen, Carolina & Western Railroad
Alabama and Gulf Coast Railway
Alabama Railroad
Alabama Southern Railroad
Albany and Eastern Railroad
Amador Central Railroad
Angelina and Neches River Railroad
Arkansas-Oklahoma Railroad
Arkansas and Missouri Railroad
Arkansas Louisiana and Mississippi Railroad
Arkansas Midland Railroad
Atlantic and Western Railway
Bay Colony Railroad
Brandywine Valley Railroad
Buckingham Branch Railroad
Buffalo and Pittsburgh Railroad
Burlington Junction Railway
Butte, Anaconda & Pacific Railway
Camp Chase Railway
Caney Fork and Western Railroad
Canton Railroad
Cascade & Columbia River Railroad
Cedar Rapids and Iowa City Railway
Central Maine & Quebec Railway
Central Oregon & Pacific Railroad
CG Railway
Chattahoochee Industrial Railroad
Chicago South Shore and South Bend Railroad
Cloquet Terminal Railroad Company
Coe Rail Incorporated
Coffeen and Western Railroad
Colorado and Wyoming Railway
Columbia and Cowlitz Railway
Columbia Basin Railroad
Columbus and Greenville Railway
Columbus and Ohio River Railroad
Compania De Ferrocarriles Chipas-Mayab
Conecuh Valley Railroad
Copper Basin Railway
Crab Orchard & Egyptian Railroad
Dakota, Minnesota & Eastern - merged with Canadian Pacific 20 September 2008
Dakota Southern Railway
Dansville and Mount Morris Railroad
Delaware-Lackawana Railroad
Depew, Lancaster & Western Railroad
East Erie Commercial Railroad
Elgin, Joliet and Eastern Railway - merged with Canadian National 01 January 2013