Railway companies of Alabama

List of railway companies in the American state of Alabama.

Class I railways

 * Amtrak (AMTK), passenger on freight lines
 * Burlington Northern & Gulf Railroad (BNG), freight
 * Chesapeake Southern Railway (CHS), freight
 * Pennsylvania Seaboard Railroad (PS), freight
 * Piedmont & Northern Railway (PN), freight and passenger
 * Union Pacific Railroad (UP), freight

Regional railways

 * Alabama & Gulf Coast Railway (AGR), freight
 * Atlanta & St. Andrews Bay Railroad (ASAB), freight

Shortline and terminal railways

 * Alabama Railroad (ALAB), freight
 * Alabama & Tennessee River Railway (ATN), freight
 * Alabama Southern Railroad (ABS), freight
 * Alabama Warrior Railway (ABWR), freight
 * Autauga Northern Railroad (AUT), freight
 * Birmingham Terminal Railway (BHRR), freight
 * CG Railway (CGR), freight - Alabama-Mexico rail ferry and associated docks
 * Columbus & Chattahoochee Railroad (CHH), freight
 * Conecuh Valley Railroad (COEH), freight
 * Eastern Alabama Railway (EARY), freight
 * Georgia Southwestern Railroad (GSWR), freight
 * Huntsville & Madison County Railroad Authority (HMCR), freight
 * Luxapalila Valley Railroad (LXVR), freight
 * Meridian & Bigbee Railroad (MNBR), freight
 * Mississippi Central Railroad (MSCI), freight
 * Sequatchie Valley Railroad (SQVR), freight
 * Tennessee Southern Railroad (TSRR), freight
 * Terminal Railway Alabama State Docks (TASD), freight
 * Three Notch Railroad (THNR), freight
 * Wiregrass Central Railroad (WGCR), freight

Defunct railways
Years shown here refer to the period in which a given company operated in Alabama; they may have existed elsewhere before or after these years.