List of Washington, D.C., railroads Defunct railroads Defunct railroads

| Name_ | Mark | System_ | From_ | To_ | Successor | Notes_ |
|---|---|---|---|---|---|---|
| Washington Southern Railway | WSN | RF&P | 1901 | 1920 | Richmond, Fredericksburg and Potomac Railroad |  |
| Washington Terminal Company | WATC | B&O/ PRR | 1901 |  |  | Still exists as a subsidiary of the National Railroad Passenger Corporation (Amtrak) |
| Washington and Western Maryland Railroad |  | B&O | 1889 | 1985 | N/A |  |