| 10701 | CMXT | CEMEX TRADING LLC | | | SCAC4 |
| 10702 | CMXV | CLEAN MEX SA DE CV | | | SCAC4 |
| 10703 | CMXW | CAMEO TRANSPORTATION & LOGISTICS IN | | | SCAC4 |
| 10704 | CMXX | CHROMIUM MINING AND SMELTING CORP | | | SCAC3 |
| 10705 | CMY | Cape Smythe Air | IATA: 6C, Callsign: Cape Smythe Air, Designator 6C recalled by IATA | USA | AVCODES |
| 10706 | CMY | Cape Smythe Air | | | ICAO1 |
| 10707 | CMYA | COLEN, MELODY A & COLEN, GEORGE G | | | SCAC4 |
| 10708 | CMYB | CICIONI MANUFACTURING INC | | | SCAC4 |
| 10709 | CMYC | C & M CARRIERS INC | | | SCAC4 |
| 10710 | CMYE | COMMODITY EXPRESS INC | | | SCAC3 |
| 10711 | CMYH | CALIPER MACHINE & HYDRAULICS LTD | | | SCAC4 |
| 10712 | CMYI | CENTRAL MASS OIL INC | | | SCAC4 |
| 10713 | CMYJ | CORTES MIRELES, CESAR ALEJANDRO | | | SCAC4 |
| 10714 | CMYK | CROMER TRUCKING | | | SCAC4 |
| 10715 | CMYM | CONTINENTAL MACHINERY MOVERS INC | | | SCAC3 |
| 10716 | CMYM | CONTINENTAL MACHINERY MOVERS INC | | | SCAC4 |
| 10717 | CMYN | CAMRYN LOGISTICS LLC | | | SCAC4 |
| 10718 | CMYO | CARSTENS OIL COMPANY INC | | | SCAC4 |
| 10719 | CMYP | CMC-YARMUK SCRAP PROCESSING | | | SCAC3 |
| 10720 | CMYP | COMELY PRODUCTIONS | | | SCAC4 |
| 10721 | CMYQ | COMMERCIAL CARTAGE COMPANY | | | SCAC3 |
| 10722 | CMYR | CHAPMA | | | SCAC4 |
| 10723 | CMYS | COOK MOVING SYSTEMS INC | | | SCAC3 |
| 10724 | CMYS | COOK MOVING SYSTEMS INC | | | SCAC4 |
| 10725 | CMYT | CM TRANSPORT | | | SCAC4 |
| 10726 | CMYU | CRYOTECH LOGISTICS SDN BHD | | MAL | BIC |
| 10727 | CMYV | COLEMAN AMERICAN MOVING SERVICES IN | | | SCAC4 |
| 10728 | CMYW | CHARM MARITIME INC | | | SCAC4 |
| 10729 | CMZ | CM Sair, Compagnie Mauritanienne des Services ET | Callsign: Cee-Em Stairs, | RIM | AVCODES |
| 10730 | CMZ | CM Stair | | | ICAO1 |
| 10731 | CMZ | CABALLO MINE COMPANY | | | PWRC |
| 10732 | CMZC | C M C C INC | | | SCAC3 |
| 10733 | CMZC | CMS TRANSPORTATION | | | SCAC4 |
| 10734 | CMZD | CRATE MARINE SALES LIMITED | | | SCAC4 |
| 10735 | CMZI | CMZ EXPRESS INC | | | SCAC4 |
| 10736 | CMZL | CLIMATIC CARRIERS LLC | | | SCAC4 |
| 10737 | CMZN | CROSS MARITIME INC | | | SCAC4 |
| 10738 | CMZP | CLASSROOM COMPLETE PRESS | | | SCAC4 |
| 10739 | CMZR | CAMOPLAST SOLIDEAL | | | SCAC4 |
| 10740 | CMZS | CONTI MATERIALS SERVICE | | | SCAC3 |
| 10741 | CMZS | CONTI MATERIALS SERVICE | | | SCAC4 |
| 10742 | CMZT | CHAPMAN TRANSPORT INC | | | SCAC3 |
| 10743 | CMZU | CORNELDER DE MOZAMBIQUE S.A | | MOC | BIC |
| 10744 | CMZU | COMPAGNIE MARITIME DU ZAIRE | | | SCAC3 |
| 10745 | CMZU | COMPAGNIE MARITIME DU ZAIRE | | | SCAC4 |
| 10746 | CMZV | CENTRANS MARINE SHIPPING INC | | | SCAC4 |
| 10747 | CN | Islands Nationair | Designator CN* reinstated by IATA. Commenced operations in 1984. | PNG | AVCODES |
| 10748 | CN | Torosair | ICAO: TAU, Callsign: Torair, Ceased operations during 1990 | TR | AVCODES |
| 10749 | CN | Craft Airlines Ltd. | Callsign: Craft, | CR | AVCODES |
| 10750 | CN | CEGA Aviation Limited | ICAO: CEG, Callsign: Cega, Designator CN recalled by IATA | GB | AVCODES |
| 10751 | CN | Grand China Air Co., Ltd. | ICAO: GDC, Callsign: Grand China, IATA Prefix: 895, | PRC | AVCODES |
| 10752 | CN | Westward Airways, Inc. | ICAO: WWD, Callsign: Westward, Established in 2002 and started operations on 01 June 2004. Ceased operations on 25 July 2005. | USA | AVCODES |
| 10753 | CN | Canadian National Rys. | 7/1930-7/2005 | | NAKINA |
| 10754 | CN | Canadian Northern Ry. (Canadian National Rys.) | 8/1920-7/1923 | | NAKINA |
| 10755 | CN | Canadian Northern Ry. (Canadian National Rys.) | 23-Jul | | NRHS |
| 10756 | CN | Canadian National Rys. | 4/38-7/2000 | | NRHS |
| 10757 | CN | CANADIAN NATIONAL RWY - NORTH AMERICA [CANADIAN NORTHERN RY.] | | | PWRC |
| 10758 | CN | Canadian National Railway | | | RSRV |
| 10759 | CN | CANADIAN NATIONAL RAILWAYS | | | SCAC4 |
| 10760 | CN | Canadian National Railway | Real: CNR | CDN | TRAFFIC |
| 10761 | CN | CargoNet AS | | NO | VKM |
| 10762 | CNA | Centennial Airlines, S.A. | IATA: BE, Callsign: Cannon, Ceased operations in 1996. Founded in 1991 | E | AVCODES |
| 10763 | CNA | Centavia | IATA: 7N, Suspended operations on 26 October 2006. | SR | AVCODES |
| 10764 | CNA | Canavia Líneas Aéreas, SLU | Callsign: Canavia, Founded in July 2009. | E | AVCODES |
| 10765 | CNA | Centavia | IATA: 7N | | ICAO1 |
| 10766 | CNA | Canadian National Rys. | 1/1975-7/2005 | | NAKINA |
| 10767 | CNA | Canadian National Rys. | 1/75-7/2000 | | NRHS |
| 10768 | CNA | CANADIAN NATIONAL RWY | | | PWRC |
| 10769 | CNA | Canadian National Railway | | | RSRV |
| 10770 | CNAA | CANATA, ROBERT TRUCKING | | | SCAC3 |
| 10771 | CNAC | CINCINNATI AIR CARGO INC | | | SCAC3 |
| 10772 | CNAD | CANADIAN TRUNK LINE | | | SCAC3 |
| 10773 | CNAD | CAMIONNAGE ADM INC | | | SCAC4 |
| 10774 | CNAE | CANAAN ENTERPRISES | | | SCAC3 |
| 10775 | CNAF | CONTRACTORS TRANSPORT INC | | | SCAC4 |
| 10776 | CNAG | CONTINENTAL NORTH ATLANTIC WESTBOUN | | | SCAC3 |
| 10777 | CNAG | CNA LOGISTICS LTD | | | SCAC4 |
| 10778 | CNAH | CON AFFAIR LTD, THE | | | SCAC3 |
| 10779 | CNAH | CNA FREIGHT LLC | | | SCAC4 |
| 10780 | CNAI | C&A TRUCKING | | | SCAC3 |
| 10781 | CNAI | C & A TRUCKING | | | SCAC4 |
| 10782 | CNAJ | CONTINENTAL ARMORED TRANSPORT INC | | | SCAC3 |
| 10783 | CNAJ | CENTRAL STEEL BUILDING & CONSTRUCTI | | | SCAC4 |
| 10784 | CNAK | C & A TRUCKING INC | | | SCAC3 |
| 10785 | CNAK | C N A TRUCKING INC | | | SCAC4 |
| 10786 | CNAL | CNAN LINES | | | SCAC4 |
| 10787 | CNAM | CIRCLE NORTH AMERICAN MOVING & STOR | | | SCAC3 |
| 10788 | CNAM | CAN AM RV | | | SCAC4 |
| 10789 | CNAN | CONAN TRANSPORT | | | SCAC4 |
| 10790 | CNAO | CASEY-NORTH AMERICAN MOVING & STORA | | | SCAC3 |
| 10791 | CNAP | CAN AM RAPID COURIER INC | | | SCAC3 |
| 10792 | CNAP | COLIN, AUDELIO RAFAEL | | | SCAC4 |
| 10793 | CNAQ | CANNONBALL EXPRESS INC | | | SCAC3 |
| 10794 | CNAQ | CANNONBALL EXPRESS TRANSPORTATION C | | | SCAC4 |
| 10795 | CNAR | CRANE & RUSSAK CO INC | | | SCAC3 |
| 10796 | CNAR | CRANE & RUSSAK CO INC | | | SCAC4 |
| 10797 | CNAS | CONDOR AIR-SEA TRANSPORT | | | SCAC3 |
| 10798 | CNAT | CANADIAN NATIONAL AQUATRAIN | | | PWRC |
| 10799 | CNAT | CN AQUATRAIN | | | SCAC4 |
| 10800 | CNAU | TECHNIC-FRANCE | | F | BIC |
