| CSX Transportation | Cedar Hill Yard | 41.31082 | -72.92175 | 10 |
| Providence and Worcester | Operations | 41.59901 | -72.75146 | 60 |
| Pan Am Railways | Waterbury Branch | 41.58874 | -72.99728 | 15 |
| Connecticut Southern Railroad | Operations | 41.59901 | -72.75146 | 60 |
| Housatonic Railroad | Operations | 41.66881 | -73.27332 | 30 |
| Central New England Railroad | Operations | 41.8941 | -72.63611 | 13 |
| Amtrak | Main Line (Mill River to Springfield) | 41.6565 | -72.74048 | 30 |
| Amtrak | Main Line (New Haven to Boston) | 41.38093 | -72.3999 | 33 |
| Amtrak | New Haven Line | 41.12075 | -73.34473 | 33 |
| Metro North Railroad | New Haven Line | 41.11247 | -73.3667 | 30 |
| Railroad Museum of New England | Naugatuck Railroad | 41.47978 | -73.05359 | 10 |
| Connecticut Trolley Museum | Operations | 41.93089 | -72.58564 | 2 |
| Valley Railroad | Operations | 41.4314 | -72.50839 | 15 |
| Danbury Railway Museum | Operations | 41.38711 | -73.46008 | 10 |
