Railway companies of Louisiana

List of railway companies in the American state of Louisiana.

Class I railways

 * Amtrak (AMTK), passenger on freight lines
 * Burlington Northern & Gulf Railroad (BNG), freight
 * Chesapeake Southern Railway (CHS), freight
 * Kansas City-Santa Fe Railroad (KCSF), freight
 * New York Western Railroad (NYW), freight
 * North Western Pacific Railroad (NWP), freight and passenger
 * Pennsylvania Seaboard Railroad (PS), freight
 * Union Pacific Railroad (UP), freight

Shortline and terminal railways

 * Acadiana Railway (AKDN), freight
 * Arkansas, Louisiana & Mississippi Railroad (ALM), freight
 * Baton Rouge Southern Railroad (BRS), freight
 * Bogalusa Bayou Railroad (BBAY), freight
 * Delta Southern Railroad (DSRR), freight
 * Geaux Geaux Railroad (GOGR), freight
 * Laurel Valley & Rousseau Station Railroad (LVRS), freight; narrow gauge
 * Louisiana & Delta Railroad (LDRR), freight
 * Louisiana & North West Railroad (LNW), freight
 * Louisiana Southern Railroad (LAS), freight
 * New Orleans & Gulf Coast Railway (NOGC), freight
 * New Orleans Public Belt Railroad (NOPB), freight
 * North Louisiana & Arkansas Railroad (NLAR), freight
 * Ouachita Railroad (OUCH), freight
 * Timber Rock Railroad (TIBR), freight
 * Zee Railroad (ZEE), freight

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