The following railways operate in the Canadian province of Quebec.

Common freight carriers Railway Notes Arnaud Railway CFAQ Chemin de fer Arnaud Quebec Canadian National Railway CN includes subsidiaries Chaleur Bay Railway (CBC), Matapedia and Gulf Railway (CFMG), and lessor Chemin de fer de la Gaspésie Canadian Pacific Railway CP Cartier Railway AMMC AMIC AMC Charlevoix Railway CFC Chemin de fer de l'Outaouais CCFO Chemin de fer Lanaudière CFL CSX Transportation CSXT Ontario Northland Railway ONT through subsidiary Nipissing Central Railway Ottawa Valley Railway RLK Quebec Gatineau Railway QGRY Quebec North Shore and Labrador Railway QNSL Rio Tinto Fer et Titane Roberval and Saguenay Railway RS Sartigan Railway CFS St. Lawrence and Atlantic Railroad SLQ Tshiuetin Rail Transportation TSH

Private freight carriers Port of Montreal railway

Passenger carriers

Railway Amtrak AMTK Exo commuter rail EXO Montreal Metro Old Quebec Funicular Réseau express métropolitain REM Tshiuetin Rail Transportation TSH (formerly TRT) Via Rail VIA

Defunct railways