| 1 | PGN | Volo Aviation, LLC | Callsign: Pergrine, Name changed to Tailwind Air, LLC. | USA | AVCODES |
| 2 | PGN | Tailwind Air, LLC | IATA: TQ, Callsign: Pergrine, Name changed from Volo Aviation, LLC. | USA | AVCODES |
| 3 | PGNE | PARAGON EXPRESS INC | | | SCAC3 |
| 4 | PGNIEZ | PKS Gniezno | | PL | TRAFFIC |
| 5 | PGNL | PARAGON LINE INC | | | SCAC4 |
| 6 | PGNO | PRESTIGE GLASS INTERNATIONAL INCORP | | | SCAC4 |
| 7 | PGNP | PARAGON PLASTICS INCORPORATED | | | SCAC3 |
| 8 | PGNP | PADGETT, VERNON C TRANSPORT INC | | | SCAC4 |
| 9 | PGNS | PARKER, G & SON INC | | | SCAC3 |
| 10 | PGNT | PARAGON TRANSPORTATION SERVICES INC | | | SCAC4 |
| 11 | PGNW | PIEDMONT GRADING & WRECKING CO INC | | | SCAC3 |
| 12 | PGNW | PIEDMONT GRADING & WRECKING | | | SCAC4 |
| 13 | PGNX | Carolina Power & Light Co. d/b/a Progress Energy Carolinas, Inc. | 7/2005 (not listed) | | NAKINA |
| 14 | PGNX | CAROLINA POWER & LIGHT CO. d/b/a PROGRESS ENERGY CAROLINAS, INC. | | | PWRC |
| 15 | PGNX | CAROLINA POWER & LIGHT COMPANY D/B/ | | | SCAC4 |
