| Abbreviation | Definition |
|---|---|
| LN | Louisville and Nashville Railroad (CSX Transportation) |
| LNAC | H and S Railroad Company |
| LNAC | Louisville, New Albany and Corydon Railroad |
| LNAL | Louisville New Albany and Corydon Railroad |
| LNAL | Louisville, New Albany and Corydon Railroad |
| LNC | Lancaster Amtrak Station |
| LNDU | Linde |
| LNE | Consolidated Rail Corporation |
| LNE | Lehigh & New England Railroad |
| LNE | Lehigh and New England Railroad (Norfolk Southern) |
| LNER | London North Eastern Railway |
| LNK | Lincoln Amtrak Station |
| LNO | Laona and Northern Railway |
| LNR | London & North Railway |
| LNTX | Alliant Energy |
| LNVT | Landisville Terminal and Transfer |
| LNW | Louisiana and North West Railroad |
| LNW | Louisiana and North West Railroad Company |
| LNWT | Lucknow West |
| LNWX | Locomotives Northwest |