| 1 | PJ | Air St. Pierre | ICAO: SPM, IATA Prefix: 638, Name changed to Air Saint Pierre | SPM | AVCODES |
| 2 | PJ | Apollo Airlines, S.A. | ICAO: AOA, Callsign: Apollo Air, Ceased operations during 1997. | GR | AVCODES |
| 3 | PJ | Peregrine Air Services Ltd. | | GB | AVCODES |
| 4 | PJ | Polar-Air O/Y | Callsign: Polarair, | S | AVCODES |
| 5 | PJ | Air Saint Pierre | ICAO: SPM, IATA Prefix: 638, Name changed from Air St. Pierre | SPM | AVCODES |
| 6 | PJA | Private Jet Management, Inc | Callsign: Private Flight, | USA | AVCODES |
| 7 | PJA | Private Jet Management | | | ICAO1 |
| 8 | PJAC | P J TRAILERS CANADA INC | | | SCAC4 |
| 9 | PJAE | PITTSBURGH-JOHNSTOWN-ALTOONA EXPRES | | | SCAC3 |
| 10 | PJAM | PETERSON, JAMES | | | SCAC4 |
| 11 | PJAT | PASLEY, JAMES TRUCKING | | | SCAC3 |
| 12 | PJAT | | City: Piatigorsk | RUS | TRAFFIC |
| 13 | PJBC | P J B COMMODITY TRANSPORT INC | | | SCAC3 |
| 14 | PJBI | PETERSON, J B TRANSPORTATION INC | | | SCAC4 |
| 15 | PJC | Holman Leasing Systems, Inc. d/b/a Pittsburgh Jet Center | Callsign: Pittsburgh Jet, | USA | AVCODES |
| 16 | PJCC | PSENAK, JIM CONSTRUCTION CO | | | SCAC4 |
| 17 | PJCO | P J CARTAGE CO | | | SCAC3 |
| 18 | PJCT | PROJECT FIVE PIPE LINE CORPORATION | | | SCAC3 |
| 19 | PJCT | PARADIS, J C ENTERPRISES INC | | | SCAC4 |
| 20 | PJDN | PASTEURIZADORA JERSEY DEL NORESTE S | | | SCAC4 |
| 21 | PJE | Private Jet Expeditions, Inc. | IATA: 5J, Callsign: Pee Jay, Commenced Operations in 1989. Filed for Chapter 11 Bankruptcy protection 1994. Ceased operations in March 1995. | USA | AVCODES |
| 22 | PJE | Private Jet Expeditions | | | ICAO1 |
| 23 | PJEC | PIPER JOHN EXPRESS INC | | | SCAC4 |
| 24 | PJEE | PARSONAGE, JESS | | | SCAC4 |
| 25 | PJEI | P-J EXPRESS INC | | | SCAC4 |
| 26 | PJEP | P J EXPRESS INC | | | SCAC3 |
| 27 | PJEQ | PROJECTS EQUIPMENT CO | | | SCAC3 |
| 28 | PJES | PHILLIPS, J E & SONS INC | | | SCAC3 |
| 29 | PJES | PHILLIPS, J E & SONS INC | | | SCAC4 |
| 30 | PJF | Projet Aviation, LLC | Callsign: Projet, | USA | AVCODES |
| 31 | PJFI | P J FARMS INC | | | SCAC3 |
| 32 | PJFK | POST, J FRANK INC | | | SCAC4 |
| 33 | PJFN | PJF INC | | | SCAC4 |
| 34 | PJHC | P J HELICOPTERS INC | | | SCAC4 |
| 35 | PJHQ | PATERSON, JOHN H | | | SCAC3 |
| 36 | PJHT | PERKINS, JOHN TRUCKING CO INC | | | SCAC3 |
| 37 | PJI | Privatejet International GmbH | Callsign: Private Cab, | D | AVCODES |
| 38 | PJIM | PATSIOS, JIM | | | SCAC4 |
| 39 | PJJ | Airspeed Aviation, Inc | Callsign: Advantage, | USA | AVCODES |
| 40 | PJJI | PETERSON TRUCKING | | | SCAC4 |
| 41 | PJKG | P J TRUCKING INC | | | SCAC4 |
| 42 | PJKL | PJKAT LOGISTICS | | | SCAC4 |
| 43 | PJLN | PJL TRANSPORTATION | | | SCAC4 |
| 44 | PJLT | PROJECT LOGISTICS & TRANSPORTATION | | | SCAC3 |
| 45 | PJLT | POULIN, J L R TRANSPORT INC | | | SCAC4 |
| 46 | PJM | Primeair | | D | AVCODES |
| 47 | PJM | Desert Jet, LLC | Callsign: Palmsprings Jet, ICAO designator changed to DJR. ICAO callsign changed to Desert Flight. | USA | AVCODES |
| 48 | PJM | Private Jet Company Malta Limited. | Callsign: Privatec, ICAO designator changed to JLN. ICAO callsign changed to Jetline | M | AVCODES |
| 49 | PJMC | P J M TRAFFIC CONSULTANTS | | | SCAC3 |
| 50 | PJMN | P-J-M TRANSPORTATION | | | SCAC3 |
| 51 | PJMP | P J M PRODUCTION TRANSPORTATION SPE | | | SCAC3 |
| 52 | PJMS | PALMER, JOHN MOVING & STORAGE INC | | | SCAC3 |
| 53 | PJMW | PROSSER, JAMES W | | | SCAC3 |
| 54 | PJMY | P J MOTORWAY, INC | | | SCAC3 |
| 55 | PJNE | PORTER, JOHN E | | | SCAC3 |
| 56 | PJNE | PALACIOS, J R | | | SCAC4 |
| 57 | PJNL | PROJECT TRANSPORT LINE HOUSTON TX | | | SCAC4 |
| 58 | PJNS | PEREZ, JOHN & SONS, INC | | | SCAC3 |
| 59 | PJNS | PEREZ, JOHN & SONS INC | | | SCAC4 |
| 60 | PJNW | PERKINS, JOHN W | | | SCAC3 |
| 61 | PJOE | PHILLIPS, JOE & SON INC | | | SCAC4 |
| 62 | PJOL | PINGEON, JOEL TRUCKING INC | | | SCAC4 |
| 63 | PJON | PIFER, JONATHAN | | | SCAC4 |
| 64 | PJOX | P.J. O'Donnell & Sons | 4/1947-7/1965; eliminated 10/1966 | | NAKINA |
| 65 | PJOX | P.J. O'Donnell & Sons | 1/52-7/65; eliminated 10/66 | | NRHS |
| 66 | PJOX | P. J. O'DONNELL & SONS | | | PWRC |
| 67 | PJOX | ODONNELL & SONS, P J | | | SCAC3 |
| 68 | PJOY | PROJOY SPORTSWEAR | | | SCAC4 |
| 69 | PJP | Princely Jets (Pvt) | Callsign: Princely Jets, | PK | AVCODES |
| 70 | PJP | Princely Jets | | | ICAO1 |
| 71 | PJPC | PAPA JOHNS PEANUTS INC | | | SCAC4 |
| 72 | PJPK | PERKINS, J P TRUCKING | | | SCAC4 |
| 73 | PJPL | P & J PETROLEUM LLC | | | SCAC4 |
| 74 | PJPN | PJP TRUCK LINE INC | | | SCAC4 |
| 75 | PJR | Prestige Jets Rentals | | UAE | AVCODES |
| 76 | PJR | Port Jersey | 1/1975-7/2005 | | NAKINA |
| 77 | PJR | Port Jersey | 1/75-7/2000 | | NRHS |
| 78 | PJR | PORT JERSEY RAILROAD CO. | | | PWRC |
| 79 | PJR | Port Jersey Railroad | | | RSRV |
| 80 | PJR | PORT JERSEY RAILROAD CO | | | SCAC4 |
| 81 | PJRC | PENICK, J R COMPANY | | | SCAC4 |
| 82 | PJRL | Penn Jersey Rail Lines Inc. | 7/2000-7/2005 | | NAKINA |
| 83 | PJRL | Penn Jersey Rail Lines Inc. | Jul-00 | | NRHS |
| 84 | PJRL | PENN JERSEY RAIL LINES INC. | | | PWRC |
| 85 | PJRL | Penn Jersey Rail Lines | | | RSRV |
| 86 | PJRL | PENN JERSEY RAIL LINES INC | | | SCAC4 |
| 87 | PJRN | PJ & T TRANSPORTATION LLC | | | SCAC4 |
| 88 | PJS | Jet Aviation Business Jets AG | IATA: PP, Callsign: Jet Aviation, Name changed from Private Jet Services AG | CH | AVCODES |
| 89 | PJS | Private Jet Services AG | IATA: PP, Callsign: Papa Papa, Name changed to Jet Aviation Business Jets AG | CH | AVCODES |
| 90 | PJS | Jet Aviation | | | ICAO1 |
| 91 | PJSD | P & J SAFETY FUEL | | | SCAC4 |
| 92 | PJSE | P & | | | SCAC4 |
| 93 | PJSF | POCOCK, JOHN S FARMS | | | SCAC3 |
| 94 | PJSF | POCOCK, JOHN S FARMS LLC | | | SCAC4 |
| 95 | PJSI | P J S TRUCKING | | | SCAC3 |
| 96 | PJSK | PANTOJA & SONS TRUCKING | | | SCAC4 |
| 97 | PJSL | PIERRE JORON SERVICE LTEE | | | SCAC3 |
| 98 | PJSM | PONSON, JOHN & SONS MOBILE HOME SER | | | SCAC3 |
| 99 | PJSN | POTTER, JIM & SONS | | | SCAC3 |
| 100 | PJSS | PATISSERIES JESSICA INC | | | SCAC4 |
