| 1 | PKW | Pak West Airlines, Inc. d/b/a Sierra West Airlines | IATA: P8, Callsign: Platinum West, Designator P8* recalled by IATA. | USA | AVCODES |
| 2 | PKW | Pak West Airlines, Inc. d/b/a Sierra West Airlines | Callsign: Platinum West, Designator P8* recalled by IATA. | USA | AVCODES |
| 3 | PKW | Pak West Airlines | | | ICAO1 |
| 4 | PKWEJ | PKS Wejheerowo | | PL | TRAFFIC |
| 5 | PKWI | PARK WAREHOUSE INC | | | SCAC3 |
| 6 | PKWN | PHOTONIC KNOWLEDGE INC | | | SCAC4 |
| 7 | PKWO | PARKER WAREHOUSES INC | | | SCAC3 |
| 8 | PKWQ | PARKWAY CARTAGE INC | | | SCAC3 |
| 9 | PKWY | PARKEWAY INC | | | SCAC3 |
| 10 | PKWY | PARKWAY AUTO BROKERS INC | | | SCAC4 |
