| 1 | PPS | Butte Aviation, Inc. | Callsign: Pipestone, | USA | AVCODES |
| 2 | PPS | Butte Aviation | | | ICAO1 |
| 3 | PPSB | PREFERRED PINE STRAW INC | | | SCAC4 |
| 4 | PPSC | PIEDMONT PAPER STOCK CO INC | | | SCAC3 |
| 5 | PPSC | PAULSON PREMIUM SEED & CONDITIONING | | | SCAC4 |
| 6 | PPSD | PARRA PONCE, SERGIO RICARDO | | | SCAC4 |
| 7 | PPSE | POOL PRODUCTION SERVICES INC | | | SCAC3 |
| 8 | PPSF | POST POINT SEAFOOD INC | | | SCAC4 |
| 9 | PPSG | PARAPOLA SHIPPING CORP | | | SCAC3 |
| 10 | PPSI | PIONEER PAPER STOCK | | | SCAC3 |
| 11 | PPSI | PACIFIC PROSPECT SHIPPING INC | | | SCAC4 |
| 12 | PPSJ | PAW PAW'S HAULING | | | SCAC4 |
| 13 | PPSM | PIPE SUEZMAX CORPORATION | | | SCAC4 |
| 14 | PPSP | PURPLESTAR EXPRESS CORP | | | SCAC4 |
| 15 | PPSS | PLATAOU PACIFIC SHIPPING SERVICES | | | SCAC3 |
| 16 | PPSS | PENINSULA PLASTICS LTD | | | SCAC4 |
| 17 | PPSSK | Prvá prepravná spoločnosť, s.r.o. | | SK | VKM |
| 18 | PPST | PAPPAS TRUCKING INC | | | SCAC3 |
| 19 | PPST | PEPST TRUCKING INC | | | SCAC4 |
| 20 | PPSU | NEPTUNE PACIFIC LINE PTE LTD | | NZ | BIC |
| 21 | PPSU | POLYNESIAN SHIPPING LINE SAMOA LIMI | | | SCAC4 |
| 22 | PPSV | PREFERRRED PETROLEUM SERVICES INC | | | SCAC4 |
| 23 | PPSX | Pioneer Pipe & Supply Co., Inc. | 7/2000-7/2005 (not listed) | | NAKINA |
| 24 | PPSX | Pacific Portland Cement Co. | 4/1938-1/1941; 1/1943 (not listed) | | NAKINA |
| 25 | PPSX | Pacific Portland Cement Co. | Apr-38 | | NRHS |
| 26 | PPSX | Pioneer Pipe & Supply Co., Inc. | Jul-00 | | NRHS |
| 27 | PPSX | *PACIFIC PORTLAND CEMENT CO. | | | PWRC |
| 28 | PPSX | *PIONEER PIPE AND SUPPLY COMPANY | | | PWRC |
| 29 | PPSX | Pioneer Pipe and Supply | | | RSRV |
| 30 | PPSZCZ | PKS Pszczyna | | PL | TRAFFIC |
