The following railroads operate in the U.S. state of Indiana.
Common freight carriers Canadian National Railway (CN) through 3 subsidiaries: Wisconsin Central (WC) Elgin, Joliet and Eastern Railway - now part of Wisconsin Central(EJE) Grand Trunk Western Railroad (GTW) Illinois Central Railroad (IC) Canadian Pacific Railway (CP) through 1 subsidiary: Soo Line Railroad (SOO) Central Indiana and Western Railroad (CEIW) Central Railroad of Indiana (CIND) Central Railroad of Indianapolis (CERA) Chesapeake and Indiana Railroad (CKIN) Chicago, Fort Wayne and Eastern Railroad (CFE) Chicago South Shore and South Bend Railroad (CSS) C&NC Railroad (CNUR) CSX Corporation (CSX) through 2 subsidiaries: CSX Transportation (CSXT) Baltimore and Ohio Chicago Terminal Railroad (BOCT) Dubois County Railroad (DCRR) Elkhart and Western Railroad (EWR) Elkhart and Western Railway (EWRY) Operates the Fulton County Railroad (FC) Evansville Western Railway (EVWR) Gary Railway (GRW) Grand Elk Railroad (GDLK) Honey Creek Railroad (HCRR) Hoosier Southern Railroad (HOS) Indian Creek Railroad (ICRK) Indiana Rail Road (INRD) Indiana Eastern Railroad (IERR) Indiana Harbor Belt Railroad (IHB) Indiana Northeastern Railroad (IN) Indiana and Ohio Railway (IORY) Indiana Southern Railroad (ISRR) Indiana Southwestern Railway (ISW) Kankakee, Beaverville and Southern Railroad (KBSR) Also operates the Bee Line Railroad (BLEX) Kendallville Terminal Railway (KTR) Lake Michigan and Indiana Railroad (LMIC) Landisville Terminal & Transfer Company (LVTT) Louisville and Indiana Railroad (LIRC) Lucas Oil Rail Line (LORL) City of Madison Port Authority: Operates the Madison Railroad (CMPA) MG Rail (MGRI) Norfolk Southern Corporation through 1 subsidiary: Norfolk Southern Railway (NS) Ohio Valley Railroad (OVR) R.J. Corman Railroad/Western Ohio Lines (RJCW) R.J. Corman Railroad/St Mary's Lines (RJSM) South Chicago and Indiana Harbor Railway (SCIH) Southern Indiana Railway (SIND) Southwind Shortline Railway (SWRX) Squaw Creek Southern Railroad (SCS) Toledo, Peoria and Western Railway (TPW) U S Rail Corporation (USRP): Operates the Kokomo Grain Company Operates the Winamac Southern Railway (WSRY) Vermilion Valley Railroad (VVRR) Wabash Central Railroad (WBCR)
Private freight carriers BP City of Auburn Port Authority Steel Dynamics Yankeetown Docks Corporation (YDCX)
Passenger carriers
Amtrak (AMTK) Carthage, Knightstown and Shirley Railroad (CKSI) Indiana Railway Museum Nickel Plate Express Operates the Hoosier Heritage Port Authority (HHPA) Northern Indiana Commuter Transportation District: Operates the South Shore Line Whitewater Valley Railroad
Defunct railroads