Railway companies of Wisconsin

List of railway companies in the American state of Wisconsin.

Class I railways

 * Amtrak (AMTK), passenger on freight lines
 * Burlington Northern & Gulf Railroad (BNG), freight
 * North Western Pacific Railroad (NWP), freight and passenger
 * Pere Marquette Railway (PM), freight

Regional railways

 * Metra (METX), passenger on freight lines
 * Wisconsin & Southern Railroad (WSOR), freight

Shortline and terminal railways

 * East Troy Electric Railroad (ETER), passenger
 * Fox Valley and Lake Superior Rail System (FOXY), freight
 * Laona & Northern Railway (LNO), freight and passenger
 * Tomahawk Railway (TR), freight
 * Wisconsin Great Northern Railroad (WGNS), freight and passenger
 * Wisconsin Northern Railroad (WN), freight

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