| 1 | CTZ | CATA Lineas Aereas | Callsign: Cata, Founded in 1986. Ceased operations during 2006. Declared bankrupt on 28 March 2008. Name changed from CATA S.A.C.I.F.I. | RA | AVCODES |
| 2 | CTZ | CATA S.A.C.I.F.I. | Callsign: Cata, Name changed to CATA Lineas Aereas | RA | AVCODES |
| 3 | CTZ | CATA Línea Aérea | | | ICAO1 |
| 4 | CTZA | CONNECT TRANSPORT CORPORATION | | | SCAC4 |
| 5 | CTZB | CAPITAL TRANSPORT SERVICE LLC | | | SCAC4 |
| 6 | CTZC | COAST TO COAST FREIGHT SYSTEMS INC | | | SCAC3 |
| 7 | CTZC | CITIZENS LLC | | | SCAC4 |
| 8 | CTZD | CONTENDER ONE LTD. | | | SCAC3 |
| 9 | CTZE | CORTEZ ESPINO, HECTOR | | | SCAC4 |
| 10 | CTZF | C T S | | | SCAC3 |
| 11 | CTZF | CORTEZ ABREGO, RAFAEL | | | SCAC4 |
| 12 | CTZG | COMMERCIAL TRANSPORTATION SERVICES | | | SCAC3 |
| 13 | CTZG | CTS SPECIALIZED INC | | | SCAC4 |
| 14 | CTZI | CITIZENS TRANSPORTATION CO INC | | | SCAC3 |
| 15 | CTZJ | COAST TO COAST MOVING AND STORAGE | | | SCAC4 |
| 16 | CTZL | CANTRELL TRUCKING | | | SCAC3 |
| 17 | CTZM | CON-TRA-MAR | | | SCAC3 |
| 18 | CTZM | CARLITOS TRUCK | | | SCAC4 |
| 19 | CTZP | CONTAINER TRANSPORT | | | SCAC3 |
| 20 | CTZP | CTA TRANSPORT LLC | | | SCAC4 |
| 21 | CTZQ | CORNERSTONE TRANSPORT INC | | | SCAC4 |
| 22 | CTZR | C T G TRANSPORT CO INC | | | SCAC3 |
| 23 | CTZS | CTSI INC | | | SCAC3 |
| 24 | CTZS | C TWO (C2) LOGISTICS SOLUTIONS LLC | | | SCAC4 |
| 25 | CTZT | CITIZENS TRANSPORT INC | | | SCAC3 |
| 26 | CTZT | CORRALES TRUCKING INC | | | SCAC4 |
| 27 | CTZU | CTL CONTAINER TRANSPORT LOGISTIC | | | SCAC3 |
| 28 | CTZU | CONTAINER TRANSPORT LOGISTIC GMBH | | | SCAC4 |
| 29 | CTZY | CRAMARO TARPAULIN SYSTEMS LTD | | | SCAC4 |
| 30 | CTZZ | CONTINENTAL TRANSPORTATION CO | | | PWRC |
| 31 | CTZZ | Continental Transportation | | | RSRV |
| 32 | CTZZ | CONTINENTAL TRANSPORTATION CO. | | | SCAC3 |
