| Overview | |
|---|---|
| Service type | Inter-city rail |
| Status | Discontinued |
| Locale | Northeastern United States |
| First service | January 18, 1892 |
| Last service | 1894 |
| Successor | Federal Express |
| Former operator(s) | New York, New Haven and Hartford Railroad Pennsylvania Railroad |
| Route | |
| Termini | Boston, Massachusetts, U.S. Washington, D.C., U.S. |
| Stops | Jersey City, New Jersey, U.S. |
| Technical | |
| Track gauge | 1,435 mm (4 ft 8+1⁄2 in) |
The Colonial, also known as the Colonial Express, was a service of the Pennsylvania Railroad and New York, New Haven and Hartford Railroad between Washington Union Station in Washington, D.C. and South Station in Boston, Massachusetts. It was operated until 1973 by Amtrak.