| 1 | DRK | Druk Air Corporation Ltd. | IATA: KB, Callsign: Royal Bhutan, IATA Prefix: 787, | BTN | AVCODES |
| 2 | DRK | Druk Air | IATA: KB | | ICAO1 |
| 3 | DRK | Deutsche Rotes Kreuz | | D | TRAFFIC |
| 4 | DRK | Lučební závody Draslovka a.s. Kolín | | CZ | VKM |
| 5 | DRKB | Drukair — Royal Bhutan Airlines | Real: KB / DRK | BTN | TRAFFIC |
| 6 | DRKC | DRAKE, RICHARD CONSTRUCTION COMPANY | | | SCAC4 |
| 7 | DRKD | DURKEE DRAYAGE COMPANY | | | SCAC1 |
| 8 | DRKD | DURKEE DRAYAGE COMPANY | | | SCAC4 |
| 9 | DRKH | DOYLE, R AND K HARVESTING LTD | | | SCAC4 |
| 10 | DRKI | DRAKE INTERNATIONAL INC | | | SCAC4 |
| 11 | DRKL | DRINKA TRUCKING LLC | | | SCAC4 |
| 12 | DRKP | DRAKE AND SONS TRUCKING | | | SCAC4 |
| 13 | DRKQ | DRAKE TOWING LTD | | | SCAC4 |
| 14 | DRKR | DRENTH, K R TRUCKING INC | | | SCAC4 |
| 15 | DRKS | DORUK SUMMIT TRANSPORT INC | | | SCAC4 |
