| 1 | CME | Prince Edward Air Ltd. | Callsign: Comet, Operations transferred to SkyLink Express Inc on 01 November 2010. | CDN | AVCODES |
| 2 | CME | Air Camelot | Callsign: Camelot, | GB | AVCODES |
| 3 | CME | Commerce Bank | Callsign: Commerce Bank, | USA | AVCODES |
| 4 | CME | Prince Edward Air | | | ICAO1 |
| 5 | CMEA | C & M EXPRESS INC | | | SCAC3 |
| 6 | CMEB | CORMIER & EBONY TRUCKING INC | | | SCAC3 |
| 7 | CMEC | COMMERCIAL TRUCKING COMPANY INC | | | SCAC3 |
| 8 | CMEC | CLARK MOTOR EXPRESS CANADA | | | SCAC4 |
| 9 | CMED | CAL-METRO DISTRIBUTING CO | | | SCAC3 |
| 10 | CMED | CAL METRO DISTRIBUTING CO INC | | | SCAC4 |
| 11 | CMED | Cumerio-Med AG / Кумерио Мед АД | | BG | VKM |
| 12 | CMEE | COMMODORE EXPRESS INC | | | SCAC4 |
| 13 | CMEH | C M R EXPRESS | | | SCAC4 |
| 14 | CMEI | COMMERCIAL MOTOR SERVICE | | | SCAC3 |
| 15 | CMEI | CENTRAL METAL INC | | | SCAC4 |
| 16 | CMEJ | CHAMBERS, JACK W | | | SCAC3 |
| 17 | CMEK | CENTRAL MACHINE AND MARINE INC | | | SCAC4 |
| 18 | CMEL | CAROLINA MOTOR EXPRESS LINES, INC | | | SCAC3 |
| 19 | CMEL | COMET INTERNATIONAL CONTAINER LINES | | | SCAC4 |
| 20 | CMEO | CALIFORNIA MOTOR EXPRESS LTD | | | SCAC3 |
| 21 | CMEO | CAMEO CONVERTIBLES LTEE | | | SCAC4 |
| 22 | CMEP | CONTINENTAL MARINE SERVICE INC | | | SCAC3 |
| 23 | CMEQ | CROMER ENTERPRISES | | | SCAC3 |
| 24 | CMEQ | CME EQUIPMENT TRANSPORT LLC | | | SCAC4 |
| 25 | CMER | Curtis, Milburn and Eastern R.R. Co. | added 1/1976; 1/1980; eliminated 10/1990 | | NAKINA |
| 26 | CMER | Curtis, Milburn and Eastern R.R. Co. | 1/80; eliminated 10/90 | | NRHS |
| 27 | CMER | CURTIS MILBURN & EASTERN RAILROAD CO. | | | PWRC |
| 28 | CMER | Curtis, Milburn and Eastern Railroad | | | RSRV |
| 29 | CMER | CARMICHAE | | | SCAC4 |
| 30 | CMES | CAMEL SERVICE COMPANY | | | SCAC3 |
| 31 | CMET | CENTRAL MOTOR EXPRESS INC | | | SCAC3 |
| 32 | CMEU | SPARTANK SP. Z.O.O | | PL | BIC |
| 33 | CMEU | CENAM | | | SCAC3 |
| 34 | CMEU | CENAM | | | SCAC4 |
| 35 | CMEV | CHEETAH MESSENGER SERVICE INC | | | SCAC3 |
| 36 | CMEW | COLORADO MOUNTAIN EXPRESS INC | | | SCAC3 |
| 37 | CMEW | C M C EXPRESS COURIER INC | | | SCAC4 |
| 38 | CMEX | Cemex, Inc. | added 7/2005; 7/2005 | | NAKINA |
| 39 | CMEX | CEMEX, INC. | | | PWRC |
| 40 | CMEX | CEMEX | | | RSRV |
| 41 | CMEX | CEMEX INC | | | SCAC4 |
| 42 | CMEY | COMMERCE EXPRESS INC | | | SCAC3 |
| 43 | CMEY | COMMERC | | | SCAC4 |