| 1 | CTF | CETFA, S.A. | Callsign: Fotocarto, | E | AVCODES |
| 2 | CTF | Cutter Aviation | Callsign: Cutter Flight, | USA | AVCODES |
| 3 | CTF | Compania Transport Feroviar | | RO | TRAFFIC |
| 4 | CTF | COMPANIA DE TRANSPORT FEROVIAR BUCURESTI SA | | RO | VKM |
| 5 | CTFA | CENTRAL TRACTOR FARM & FAMILY CENTE | | | SCAC3 |
| 6 | CTFB | CLINE TRANSFER INC | | | SCAC3 |
| 7 | CTFC | C & T EXPRESS TRANSPORT INC | | | SCAC4 |
| 8 | CTFD | CENTRAL TRANSFER LTD | | | SCAC3 |
| 9 | CTFE | CT'S FURNITURE ENTERPRISES | | | SCAC4 |
| 10 | CTFER | Impresa COSTFER S.r.l. | | IT | VKM |
| 11 | CTFF | COMPREHENSIVE TRAFFIC SYSTEMS INC | | | SCAC4 |
| 12 | CTFG | CAROLINA TRANSFER & STORAGE | | | SCAC3 |
| 13 | CTFG | CONSUL-TECH TRAFFIC MANAGEMENT INC | | | SCAC4 |
| 14 | CTFH | CENTER TRANSFER SERVICE INC | | | SCAC3 |
| 15 | CTFH | CHASTAIN TRUCKING LLC | | | SCAC4 |
| 16 | CTFI | CENTURY TRANSFER & STG | | | SCAC3 |
| 17 | CTFJ | CAITO, FRANCIS J INC (AN INDIANA CO | | | SCAC3 |
| 18 | CTFJ | CORNERSTONE TRANSPORTATION SERVICES | | | SCAC4 |
| 19 | CTFK | C & T FERTILIZER INC | | | SCAC3 |
| 20 | CTFL | CANNATELLI FUEL COMPANY | | | SCAC4 |
| 21 | CTFM | COULTERS TRANSFER & STORAGE CO | | | SCAC3 |
| 22 | CTFO | CENTRAL TRANSFER & STORAGE CO | | | SCAC3 |
| 23 | CTFQ | COTNEY TRANSFER | | | SCAC3 |
| 24 | CTFR | CARPENTER TRANSFER INC | | | SCAC3 |
| 25 | CTFT | COAST FREIGHT SYSTEM INC | | | SCAC3 |
| 26 | CTFU | CON.A.P. SCRL | | I | BIC |
| 27 | CTFU | CON A P SCRL | | | SCAC4 |
| 28 | CTFV | CT FREIGHT | | | SCAC4 |
| 29 | CTFW | COAST FREIGHTWAYS INC | | | SCAC3 |
| 30 | CTFY | COAST TRANSFER CO INC, (DIV OF CTCI | | | SCAC3 |
