| 1 | PER | Princess Airlines SA | Callsign: Princess, | GR | AVCODES |
| 2 | PER | Pioneers (PVT) Ltd. | | PK | AVCODES |
| 3 | PER | Petroleum Air Services | IATA: UF, Callsign: Pas Air, The airline was established and started operations in 1982 | ET | AVCODES |
| 4 | PER | Pioneers Limited | | | ICAO1 |
| 5 | PER | Port Everglade Ry. | 1/1975-1/1980 | | NAKINA |
| 6 | PER | Port Everglade Ry. | 1/75-1/80 | | NRHS |
| 7 | PER | PORT EVERGLADES RAILWAY | | | PWRC |
| 8 | PER | Port Everglades Railway | | | RSRV |
| 9 | PERB | PETER RABBIT, INC | | | SCAC3 |
| 10 | PERC | PERCHAK TRUCKING, INC | | | SCAC3 |
| 11 | PERC | PERCHAK TRUCKING, INC | | | SCAC4 |
| 12 | PERE | PETREY FREIGHT LINE INC | | | SCAC3 |
| 13 | PERG | PRIME AIR CORP | | | SCAC4 |
| 14 | PERH | PERRY TRANSFER & STORAGE | | | SCAC3 |
| 15 | PERI | PIER HAULAGE INC | | | SCAC3 |
| 16 | PERI | PERICOS TRANSFER | | | SCAC4 |
| 17 | PERJ | PERRY TRANSPORT INC | | | SCAC3 |
| 18 | PERJ | PERRY TRANSPORT INC | | | SCAC4 |
| 19 | PERK | PORTER, RICHARD L | | | SCAC3 |
| 20 | PERKIOMEN | Perkiomen Tours & Travel | | USA | TRAFFIC |
| 21 | PERM | PERRY MOVING & STORAGE, INC | | | SCAC3 |
| 22 | PERN | PERIN, EARL L | | | SCAC3 |
| 23 | PERN | PERRELLI, F & SONS FUEL INC | | | SCAC4 |
| 24 | PERO | PETRO TRANSPORT INC | | | SCAC3 |
| 25 | PERO | PERTO PACIFIC LLC | | | SCAC4 |
| 26 | PERP | PETERSEN NORTHWEST CORPORATION | | | SCAC3 |
| 27 | PERQ | PERRY TRUCKING CO | | | SCAC3 |
| 28 | PERQ | PERCO ENTERPRISES | | | SCAC4 |
| 29 | PERR | PERRY TRANSPORT LTD | | | SCAC3 |
| 30 | PERR | PERSO | | | SCAC4 |
| 31 | PERS | PERRIGOUE SONS TRUCKING INC | | | SCAC3 |
| 32 | PERS | PERCA SHIPPING LTD | | | SCAC4 |
| 33 | PERU | PERTHON GROUP AB | | S | BIC |
| 34 | PERU | MAXU CONTAINERS LTD. | | | PWRC |
| 35 | PERU | Maxu Containers Limited | | | RSRV |
| 36 | PERU | SAFMARINE CONTAINER LINES NV | | | SCAC4 |
| 37 | PERV | PERINVEST LTD | | | SCAC3 |
| 38 | PERV | PERSIL TRANSPORT | | | SCAC4 |
| 39 | PERW | PETERS, R W TRUCKING COMPANY | | | SCAC3 |
| 40 | PERW | PERFECT TRANSPORTATION LLC | | | SCAC4 |
| 41 | PERX | Perini Corp. | 7/2005 (not listed) | | NAKINA |
| 42 | PERX | *PERRY FLORIDA RAIL SWITCHING SERVICES | | | PWRC |
| 43 | PERX | +PERINI CORP. | | | PWRC |
| 44 | PERX | Perini Corporation | | | RSRV |
| 45 | PERX | PERINI CORPORATION | | | SCAC4 |
| 46 | PERY | PEERY TRANSFER CO | | | SCAC3 |
| 47 | PERZL | Peter Perzl GmbH | | DE | VKM |
