| 1 | CLZ | Aerotaxis Calzada, S.A. de C.V. | Callsign: Aerocalzada, | MEX | AVCODES |
| 2 | CLZ | Cloud 9 Air charters | Callsign: Cloudnine, | ZA | AVCODES |
| 3 | CLZ | Cloud 9 Air Charters | | | ICAO1 |
| 4 | CLZ | CONTINENTAL LUMBER CO. | | | PWRC |
| 5 | CLZB | COLUMBIAN LOGISTICS MANAGEMENT LLC | | | SCAC4 |
| 6 | CLZC | CARRILLO LAZCANO, AGUSTIN ARNULFO | | | SCAC4 |
| 7 | CLZF | CAROLINA LOGISTIC INC | | | SCAC4 |
| 8 | CLZH | CLP TRUCKING | | | SCAC4 |
| 9 | CLZL | C L TRANSPORTATION | | | SCAC3 |
| 10 | CLZM | CALLS LIMOUSINE SERVICE | | | SCAC3 |
| 11 | CLZO | CALZONA TANK WAYS INC | | | SCAC3 |
| 12 | CLZP | C & L TRANSPORT | | | SCAC4 |
| 13 | CLZR | CLR INC | | | SCAC3 |
| 14 | CLZS | CLASSIC LIMO SERVICE | | | SCAC3 |
| 15 | CLZT | CLASSIC TRANSPORT | | | SCAC3 |
| 16 | CLZV | CLARICH TRUCKING INC | | | SCAC4 |
| 17 | CLZY | C & L SYSTEMS CORPORATION | | | SCAC3 |
