| 1 | DCT | Directflight Limited. | Callsign: Airtask, | GB | AVCODES |
| 2 | DCT | Direct Flight | | | ICAO1 |
| 3 | DCT | DC TRAILS INC | | | SCAC4 |
| 4 | DCTA | D/C TRUCKING | | | SCAC4 |
| 5 | DCTB | DOUBLE C TRUCKING LLC | | | SCAC4 |
| 6 | DCTC | D C TRANSPORT | | | SCAC4 |
| 7 | DCTE | DRACO TRANSFER | | | SCAC4 |
| 8 | DCTF | D & C TRUCKING | | | SCAC4 |
| 9 | DCTG | D C TRUCKING | | | SCAC4 |
| 10 | DCTH | DCT CHAMBERS USA LTD | | | SCAC4 |
| 11 | DCTI | DAIMLERCHRYSLER TRANSPORT INC (CANA | | | SCAC4 |
| 12 | DCTM | DOUCET MACHINERIES INC | | | SCAC4 |
| 13 | DCTO | DELTA CUSTOM TOOLS | | | SCAC4 |
| 14 | DCTP | DC TRANSPORT INC | | | SCAC4 |
| 15 | DCTQ | D C TRANSPORT INC | | | SCAC4 |
| 16 | DCTR | DC TRANSPORT | | | SCAC4 |
| 17 | DCTR | DC Transit | City: Washington D.C. | USA | TRAFFIC |
| 18 | DCTS | D & C TRANSPORTATION INC | | | SCAC4 |
| 19 | DCTU | BERTSCHI AG | | CH | BIC |
| 20 | DCTU | DC BALTIC LTD | | | SCAC4 |
| 21 | DCTW | DEALERS CHOICE TRUCKAWAY SYSTEM INC | | | SCAC4 |
| 22 | DCTX | The CIT Group/Capital Finance, Inc. | added 1/2006 | | NAKINA |
| 23 | DCTX | PLM International, Inc. | added 4/1991; 1/1994-7/2005; eliminated 1/2006 | | NAKINA |
| 24 | DCTX | PLM Railcar Management Services Canada Ltd. | added 1/1987; eliminated 4/1991 | | NAKINA |
| 25 | DCTX | PLM Railcar Management Services Canada Ltd. | added 1/87; eliminated 4/91 | | NRHS |
| 26 | DCTX | PLM International, Inc. | added 4/91; 1/94-7/2000 | | NRHS |
| 27 | DCTX | THE CIT GROUP/CAPITAL FINANCE, INC. [(PLMX) PLM INTERNATIONAL, INC.] | | | PWRC |
| 28 | DCTX | PLM International | | | RSRV |
| 29 | DCTX | CIT GROUP/CAPITAL FINANCE INC, THE | | | SCAC4 |
| 30 | DCTY | DAIICHI CHUO KISEN KAISHA | | | SCAC4 |
