| 1 | PBL | Pelikan Blue Line | Callsign: Pelikan Line, | YU | AVCODES |
| 2 | PBL | DI Air | Callsign: Di Air, ICAO designator changed to DIS | SCG | AVCODES |
| 3 | PBL | The Philadelphia Belt Line R.R. Co. | 1/1975-7/2005 | | NAKINA |
| 4 | PBL | The Philadelphia Belt Line R.R. Co. | 1/75-7/2000 | | NRHS |
| 5 | PBL | PHILADELPHIA BELT LINE RAILROAD CO. | | | PWRC |
| 6 | PBL | Philadelphia Belt Line Railroad | | | RSRV |
| 7 | PBLA | PABST, BOB LAND CLEARING INC | | | SCAC3 |
| 8 | PBLA | PABST, BOB LAND CLEARING INC | | | SCAC4 |
| 9 | PBLB | PRIDA BRAVO LOGISTICS | | | SCAC4 |
| 10 | PBLE | PRATTSBURG BUS LINES INC | | | SCAC3 |
| 11 | PBLI | PETERS BUS LINE | | | SCAC3 |
| 12 | PBLK | PEERLESS BULK TRANSPORT CORP | | | SCAC3 |
| 13 | PBLK | PABLIN TRUCKING | | | SCAC4 |
| 14 | PBLM | PUEBLA MALDONADO, LOURDES MARGARITA | | | SCAC4 |
| 15 | PBLN | PARRAN BUS LINES | | | SCAC3 |
| 16 | PBLN | PANOBULK LOGISTICS INC | | | SCAC4 |
| 17 | PBLP | PURVIS BROTHERS LIMITED & PURVIS FI | | | SCAC4 |
| 18 | PBLQ | PUBLIC STORAGE & WAREHOUSE | | | SCAC3 |
| 19 | PBLS | PB LOGISTICS SERVICES LLC | | | SCAC4 |
| 20 | PBLT | PAGE, BILL TRUCKING INC | | | SCAC3 |
| 21 | PBLT | PETERBUILT INC | | | SCAC4 |
| 22 | PBLU | CONTAINERS AND PRESSURE VESSELS LTD | | | PWRC |
| 23 | PBLU | Containers and Pressure Vessels Limited | | | RSRV |
| 24 | PBLX | MHC, Inc., Wholly Owned Subsidiary of ConAgra Foods | added 4/2002; eliminated 7/2002 | | NAKINA |
| 25 | PBLX | MHC, Inc., Wholly Owned Subsidiary of Con Agra, Inc. | added 4/1990; 1/1994; eliminated 1/2000; 7/2000 (not listed) | | NAKINA |
| 26 | PBLX | The Pillsbury Co. | added 7/1979; 1/1980; eliminated 4/1990 | | NAKINA |
| 27 | PBLX | MHC, Inc., Wholly Owned Subsidiary of Con Agra, Inc. | added 4/90; 1/94; eliminated 1/2000; 7/2000 | | NRHS |
| 28 | PBLX | The Pillsbury Co. | added 7/79; 1/80; eliminated 4/90 | | NRHS |
| 29 | PBLX | MHC, INC., WHOLLY OWNED SUB. OF CONAGRA, INC. [PILLSBURY CO.] | | | PWRC |
| 30 | PBLX | Pillsbury | | | RSRV |
| 31 | PBLX | The Pilsbury Co. | | USA | TRAFFIC |
| 32 | PBLY | PERRY BROTHERS LOGISTICS INC | | | SCAC4 |
