| 1 | CDR | Canadian Regional Airlines (1998) Ltd. | IATA: KI, Callsign: Canadian Regional, Merged into Air Canada Jazz | CDN | AVCODES |
| 2 | CDR | Bombardier, Inc. | Callsign: Canadair, | CDN | AVCODES |
| 3 | CDR | Canadian Regional Airlines | | | ICAO1 |
| 4 | CDRA | C&D CARTAGE, INC | | | SCAC3 |
| 5 | CDRB | C D R DISTRIBUTING | | | SCAC3 |
| 6 | CDRC | COMMODITY RELOCATION X-PRESS | | | SCAC4 |
| 7 | CDRD | CRESS, DARRELL D | | | SCAC3 |
| 8 | CDRD | CDR DISTRIBUTING | | | SCAC4 |
| 9 | CDRE | COMET DELIVERY SERVICES | | | SCAC4 |
| 10 | CDRG | CHANDLER TRUCKING | | | SCAC3 |
| 11 | CDRH | CARPENTER, D R | | | SCAC4 |
| 12 | CDRI | CHARLESTON DELIVERY SERVICE INC | | | SCAC3 |
| 13 | CDRI | COALDALE IRON PRODUCTS LTD | | | SCAC4 |
| 14 | CDRJ | CLAUDIA, REDERIJ MV, DELFZIJL HOLL | | | SCAC3 |
| 15 | CDRK | C & D TRUCKING | | | SCAC3 |
| 16 | CDRK | C & B TRANSPORTATION SERVICES INC | | | SCAC4 |
| 17 | CDRL | C & D REFRIGERATED LTD | | | SCAC3 |
| 18 | CDRN | CADRON CREEK TRUCKING INC | | | SCAC3 |
| 19 | CDRN | CENTRE DE RENOVATION ECONOMIQUE | | | SCAC4 |
| 20 | CDRO | CEDERGREEN FOODS CORP | | | SCAC3 |
| 21 | CDRO | CONCRETO DECORATIVO SA DE CV | | | SCAC4 |
| 22 | CDRP | CEDAR PETROLEUM TRANSPORT | | | SCAC3 |
| 23 | CDRQ | CAPITOL DISTRICT RIGGING & TRANSPOR | | | SCAC3 |
| 24 | CDRR | CEDAR RIVER TRUCK CO INC | | | SCAC3 |
| 25 | CDRR | CEDAR RIVER TRUCK CO INC | | | SCAC4 |
| 26 | CDRS | C-RENTAL SERVICES INC | | | SCAC3 |
| 27 | CDRT | C AND R TOWING AND FLEETING INC | | | SCAC3 |
| 28 | CDRV | CEDAR VALLEY TRANSPORT | | | SCAC3 |
| 29 | CDRV | CHAMPLAIN DAIRY SERVICES INC | | | SCAC4 |
| 30 | CDRX | Consolidated Rendering Co. (Burlington Rendering Co.) | 7/1930 | | NAKINA |
| 31 | CDRX | CONSOLIDATED RENDERING CO. (BURLINGTON RENDERING CO.) | | | PWRC |
