The following railroads operate in the U.S. state of Wisconsin.

Current railroads Common freight carriers

BNSF Railway (BNSF) Canadian National Railway (CN) through subsidiaries Duluth, Missabe and Iron Range Railway (DMIR), Duluth, Winnipeg and Pacific Railway (DWP), Sault Ste. Marie Bridge Company (SSAM), and Wisconsin Central Ltd. (WC) CPKC Railway (CPKC) through subsidiaries Dakota, Minnesota and Eastern Railroad (DME) and Soo Line Railroad (SOO) Escanaba and Lake Superior Railroad (ELS) Fox Valley & Lake Superior Rail System (FOXY) Progressive Rail, Inc. (PGR) Tomahawk Railway (TR) Union Pacific Railroad (UP) Wisconsin and Southern Railroad (WSOR) Wisconsin Great Northern Railroad (WGNS) Wisconsin Northern Railroad (WN)

Passenger carriers

Amtrak (AMTK) East Troy Electric Railroad (METW) Kenosha Streetcar (KAT) Laona and Northern Railway (LNO) Metra (METX) Mid-Continent Railway Museum (MCRY) Osceola and St. Croix Valley Railway (MNTX) The Hop Wisconsin Great Northern Railroad (WGNS)

Industrial/private carriers Cando Rail Services (CRSX) Cenex Harvest States Port of Milwaukee Rail & Transload, Inc. Badger Mining Corporation (BMC) US Army (USAX) Wisconsin Public Service Corporation (WPSX)

Proposed Great Lakes Basin Railroad

Defunct railroads