| 1 | LVR | Aviavilsa | Callsign: Aviailsa, | LT | AVCODES |
| 2 | LVR | Aviavilsa | | | ICAO1 |
| 3 | LVR | Landisville Railroad, LLC | added 4/2009 | | NAKINA |
| 4 | LVR | LANDISVILLE RAILROAD LLC | | | SCAC4 |
| 5 | LVRA | LEVIER INC | | | SCAC4 |
| 6 | LVRB | Lehigh Valley Rail Management LLC—Bethlehem Division | 7/2005 | | NAKINA |
| 7 | LVRB | LEHIGH VALLEY RAIL MANAGEMENT LLC, BETHLEHEM DIV. | | | PWRC |
| 8 | LVRB | LEHIGH VALLEY RAIL MANAGEMENT LLC-B | | | SCAC4 |
| 9 | LVRC | Lamoille Valley R.R. Co. | added 4/1978; 1/1980-7/2005 | | NAKINA |
| 10 | LVRC | Lamoille Valley R.R. Co. | added 4/78; 1/80-7/2000 | | NRHS |
| 11 | LVRC | LAMOILLE VALLEY RAILROAD CORP. | | | PWRC |
| 12 | LVRC | Lamoille Valley Railroad | | | RSRV |
| 13 | LVRC | LAMOILLE VALLEY RAILROAD COMPANY | | | SCAC3 |
| 14 | LVRC | Lamoile Vallye Railroad | | USA | TRAFFIC |
| 15 | LVRD | LIVERMAN, DOUGLAS TRUCKING | | | SCAC3 |
| 16 | LVRD | LIVERMAN TRUCKING CO INC | | | SCAC4 |
| 17 | LVRF | LEHIGH VALLEY REFRIGERATED SYSTEMS | | | SCAC3 |
| 18 | LVRF | Lachlan Valley Rail Freight | | AUS | TRAFFIC |
| 19 | LVRI | LEVARI FUEL SERVICE | | | SCAC3 |
| 20 | LVRI | LEVANT EXPRESS LINE | | | SCAC4 |
| 21 | LVRJ | Lehigh Valley Rail Management LLC—Johnstown Division | 7/2005 | | NAKINA |
| 22 | LVRJ | LEHIGH VALLEY RAIL MANAGEMENT LLC, JOHNSTOWN DIV. | | | PWRC |
| 23 | LVRJ | LEHIGH VALLEY RAIL MANAGEMENT LLC - | | | SCAC4 |
| 24 | LVRQ | LEVORA TRANSPORTS INC | | | SCAC3 |
| 25 | LVRR | Lycoming Valley R.R. Co. | added 1/1997; 7/2000-7/2005 | | NAKINA |
| 26 | LVRR | Lycoming Valley R.R. Co. | added 1/97; 7/2000 | | NRHS |
| 27 | LVRR | LYCOMING VALLEY RAILROAD CO. | | | PWRC |
| 28 | LVRR | Lycoming Valley Railroad | | | RSRV |
| 29 | LVRR | LYCOMING VALLEY RAILROAD COMPANY | | | SCAC4 |
| 30 | LVRR | Lycoming Valley | | USA | TRAFFIC |
| 31 | LVRT | LRT | | | SCAC4 |
| 32 | LVRU | LAVRIOTRANS LTD | | GR | BIC |
| 33 | LVRX | North American Car Corp. | added 1/1957; 10/1957-1/1975; eliminated 4/1975 | | NAKINA |
| 34 | LVRX | North American Car Corp. | 10/57-1/75; eliminated 4/75 | | NRHS |
| 35 | LVRX | *(NATX) NORTH AMERICAN CAR CORP. | | | PWRC |
| 36 | LVRX | +PENNSY RAILCAR RESTORATIONS LLC | | | PWRC |
| 37 | LVRX | PENNSY RAILCAR RESTORATIONS LLC | | | SCAC4 |