Q
| Railway name | Locale | Operating years | Comments |
|---|---|---|---|
| Quebec and Lake St. John Railway | Acquired by CNoR. | ||
| Quebec and Saguenay Railway | Acquired by CNR. | ||
| Quebec Central Railway | Eastern Townships and Beauce | Acquired by CPR 1911. Dormant 1994–2000, and again from 2006. | |
| Quebec, Montreal and Southern Railway | Subsidiary of DH, acquired by CN. | ||
| Quebec, Montreal, Ottawa and Occidental Railway | Acquired by CPR. | ||
| Quebec Oriental Railway | Acquired by CNR. | ||
| Quebec Railway Light and Power Company | Acquired by CNR. | ||
| Quebec Southern Railway |
Read more about this topic: List Of Defunct Canadian Railways