| 1 | CLM | Cargo Link (Caribbean), Inc. | Callsign: Cargo Link, | BDS | AVCODES |
| 2 | CLM | California Air Commuter | Callsign: Calcom, | USA | AVCODES |
| 3 | CLM | Cargo Link (Caribbean) | | | ICAO1 |
| 4 | CLMA | COLMA DRAYAGE, INC | | | SCAC3 |
| 5 | CLMA | COLMA DRAYAGE INC | | | SCAC4 |
| 6 | CLMB | COLUMBIA TRUCKING INC | | | SCAC3 |
| 7 | CLMB | COLUMBIA TRUCKING INC | | | SCAC4 |
| 8 | CLMC | CLM CARTAGE | | | SCAC3 |
| 9 | CLMD | CORE LTD | | | SCAC3 |
| 10 | CLME | COLEMAN, T EXPRESS INC | | | SCAC3 |
| 11 | CLMF | C L S & ASSOCIATES INC | | | SCAC4 |
| 12 | CLMG | COLUMBUS AND GREENVILLE RAILWAY CO | | | SCAC3 |
| 13 | CLMH | CLM FREIGHT LINES INC | | | SCAC3 |
| 14 | CLMH | CCC FREIGHT LINES INC | | | SCAC4 |
| 15 | CLMI | COLONIAL MOVING & STORAGE INC | | | SCAC3 |
| 16 | CLMK | CLEMSON TRUCKING INC | | | SCAC3 |
| 17 | CLML | COLUMBIA VAN LINES, INC, OF CLAIFOR | | | SCAC3 |
| 18 | CLMM | COLUMBUS MOTOR LINES INC | | | SCAC3 |
| 19 | CLMN | COLEMAN TRUCKING CO | | | SCAC3 |
| 20 | CLMN | COLEMAN, WILLIAM JR | | | SCAC4 |
| 21 | CLMO | COLEMAN AMERICAN MOVING SERVICES IN | | | SCAC3 |
| 22 | CLMO | COLEMAN AMERICAN MOVING SERVICES IN | | | SCAC4 |
| 23 | CLMP | COLEMAN TRUCKING | | | SCAC3 |
| 24 | CLMQ | COLOMBO CARTAGE | | | SCAC3 |
| 25 | CLMR | COLLIER, MARK TRUCKING | | | SCAC3 |
| 26 | CLMR | CASTRO LOPEZ, MARIO ALEJANDRO | | | SCAC4 |
| 27 | CLMS | COLUMBUS CARTAGE | | | SCAC3 |
| 28 | CLMS | CLUB MARKETING SERVICES | | | SCAC4 |
| 29 | CLMT | COLONIAL LIMOUSINE SERVICE LLC | | | SCAC4 |
| 30 | CLMU | CHEMLOG MANAGEMENT CO.,LTD. | | T | BIC |
| 31 | CLMU | COMPAGNIE ALGERO-LIBYENNE DE TRANSP | | | SCAC3 |
| 32 | CLMU | CALTRAM/CIE ALGERO-LIBYENNE DE TRAN | | | SCAC4 |
| 33 | CLMV | CLAMAR TECHNOLOGIES INC | | | SCAC4 |
| 34 | CLMW | COLEMAN MOVERS INC | | | SCAC3 |
| 35 | CLMX | Cyprus Sierrita Corp. | 7/2000-7/2005 (not listed) | | NAKINA |
| 36 | CLMX | California Milling Corp. | added 7/1956; 10/1957-4/1961; eliminated 7/1961 | | NAKINA |
| 37 | CLMX | California Milling Corp. | added 7/56; 10/57-4/61 | | NRHS |
| 38 | CLMX | Cyprus Sierrita Corp. | Jul-00 | | NRHS |
| 39 | CLMX | *CALIFORNIA MILLING CORP. | | | PWRC |
| 40 | CLMX | *CYPRUS SIERRITA CORP | | | PWRC |
| 41 | CLMX | Consolidated Thompson Iron Mines Limited | | | RSRV |
| 42 | CLMX | CONSOLIDATED THOMPSON IRON MINES LI | | | SCAC4 |
| 43 | CLMY | CLANCY MOVING SYSTEMS INC | | | SCAC4 |