Directory of Class III and regional railroads in the United States
670
Total Railroads
657
Short Lines
45
States
6
Class I
7
Class II
657
Short Line
657 railroads (filtered)
| Mark | Railroad Name | Class | State(s) |
|---|---|---|---|
| PIRR | Peru Industrial Railroad | Short Line | |
| PICK | Pickens Railway | Short Line | |
| PRY | Pioneer Industrial Railroad | Short Line | |
| PVRR | Pioneer Valley Railroad | Short Line | |
| POHC | Pittsburgh and Ohio Central Railroad | Short Line | |
| PSC | Plainsman Switching Company | Short Line | |
| PTM | Plainview Terminal Company | Short Line | |
| PCN | Point Comfort and Northern Railway | Short Line | |
| PBVR | Port Bienville Railroad | Short Line | |
| PHRR | Port Harbor Railroad | Short Line | |
| PJR | Port Jersey Railroad | Short Line | |
| PLCT | Port Liberty Container Terminal ExpressRail | Short Line | |
| PMR | Port Manatee Railroad | Short Line | |
| PCIR | Port of Catoosa Industrial Railroad | Short Line | |
| PRI | Port Rail, Inc | Short Line | |
| PTRA | Port Terminal Railroad Association | Short Line | |
| PTR | Port Terminal Railroad of South Carolina | Short Line | |
| PTRC | Portland Terminal Railroad | Short Line | |
| PVJR | Portland Vancouver Junction Railroad | Short Line | |
| PNW | Prescott and Northwestern Railroad | Short Line | |
| PGR | Progressive Rail, Inc. | Short Line | |
| PW | Providence and Worcester Railroad | Short Line | |
| PSAP | Puget Sound and Pacific Railroad | Short Line | |
| QRR | Quincy Railroad | Short Line | |
| RJCN | R.J. Corman Railroad/Allentown Lines | Short Line | |
| RJCR | R.J. Corman Railroad/Bardstown Line | Short Line | |
| RJCA | R.J. Corman Railroad/Carolina Line | Short Line | |
| RJCC | R.J. Corman Railroad/Central Kentucky Lines | Short Line | |
| RJCL | R.J. Corman Railroad/Cleveland Line | Short Line | |
| LRWY | R.J. Corman Railroad/Lehigh Line | Short Line | |
| LS | R.J. Corman Railroad/Luzerne & Susquehanna Line | Short Line | |
| RJCM | R.J. Corman Railroad/Memphis Line | Short Line | |
| NERR | R.J. Corman Railroad/Nashville & Eastern Line | Short Line | |
| NWR | R.J. Corman Railroad/Nashville & Western Line | Short Line | |
| OHRY | R.J. Corman Railroad/Owego & Harford Line | Short Line | |
| RJCP | R.J. Corman Railroad/Pennsylvania Lines | Short Line | |
| RJCK | R.J. Corman Railroad/Tennessee Terminal | Short Line | |
| RJCD | R.J. Corman Railroad/Texas Lines | Short Line | |
| RJCV | R.J. Corman Railroad/West Virginia Line | Short Line | |
| RJCW | R.J. Corman Railroad/Western Ohio Lines | Short Line | |
| RR | Rainer Rail | Short Line | |
| RFCC | Raleigh and Fayetteville Railroad | Short Line | |
| RCPE | Rapid City, Pierre and Eastern Railroad | Short Line | |
| RCRY | Raritan Central Railway | Short Line | |
| RHSL | Rawhide Short Line | Short Line | |
| RBMN | Reading Blue Mountain and Northern Railroad | Short Line | |
| RRVW | Red River Valley and Western Railroad | Short Line | |
| NTRY | Republic N&T Railroad | Short Line | |
| RSL | Republic Short Line | Short Line | |
| RSOR | Riceboro Southern Railway | Short Line |
Source: Wikipedia "List of United States railroads". 670 railroads indexed.