| 1 | CTQ | CTK Network Aviation Ltd. | Callsign: Citylink, | GH | AVCODES |
| 2 | CTQ | CTK Network Aviation | | | ICAO1 |
| 3 | CTQA | CONNECTICUT ALL TRANSPORTATION SERV | | | SCAC3 |
| 4 | CTQB | CRESCENT TOUR & CHARTER | | | SCAC3 |
| 5 | CTQC | CAR TRANSPORTATION CO | | | SCAC3 |
| 6 | CTQC | C A R TRANSPORTATION BROKERAGE COMP | | | SCAC4 |
| 7 | CTQD | CARIBE TRUCKING EXPRESS LLC | | | SCAC4 |
| 8 | CTQE | CROWN TRUCKING COMPANY | | | SCAC4 |
| 9 | CTQF | CAMAS TRANSPORT INC | | | SCAC3 |
| 10 | CTQG | CITY CARGO INTERNATIONAL | | | SCAC3 |
| 11 | CTQH | CHAMPION TRANSPORTATION SERVICES, INC | | | SCAC3 |
| 12 | CTQH | CHAMPION TRANSPORTATION SERVICES IN | | | SCAC4 |
| 13 | CTQI | CUSTOM TRANSFER INC | | | SCAC3 |
| 14 | CTQI | CUSTOM TRANSFER INC | | | SCAC4 |
| 15 | CTQJ | CLAIRE TRANSPORT INC | | | SCAC3 |
| 16 | CTQJ | CHAVO TRANSPORT | | | SCAC4 |
| 17 | CTQK | C & T TRUCKING OF FULTON INC | | | SCAC4 |
| 18 | CTQL | C TRADE (USA) LTD | | | SCAC3 |
| 19 | CTQL | CTL TRANSPORTATION LLC | | | SCAC4 |
| 20 | CTQM | CONSOLIDATED TRAFFIC MANAGEMENT SER | | | SCAC3 |
| 21 | CTQN | CALLAHAN TRANSPORTATION SERVICES IN | | | SCAC3 |
| 22 | CTQN | COSHOCTON TRUCKING INC | | | SCAC4 |
| 23 | CTQO | CONNOR TRANSPORT INC | | | SCAC3 |
| 24 | CTQO | CEDAR TRANS | | | SCAC4 |
| 25 | CTQP | CARTER TRANSPORT CO | | | SCAC3 |
| 26 | CTQP | CARTER ENERGY CORPORATION | | | SCAC4 |
| 27 | CTQQ | COONEY TRANSPORT QUEBEC INC | | | SCAC4 |
| 28 | CTQR | CONTINENTAL TRANSPORTATION INC | | | SCAC3 |
| 29 | CTQR | CARRERA TRANSPORT INC | | | SCAC4 |
| 30 | CTQS | CATO INC | | | SCAC4 |
| 31 | CTQT | CLASSIC TRANSPORTATION INC | | | SCAC3 |
| 32 | CTQU | CTR INTERNATIONAL INC. | | CDN | BIC |
| 33 | CTQV | CARRIER TRANSPORTATION SERVICES INC | | | SCAC3 |
| 34 | CTQW | CASON TRANSPORT CO INC | | | SCAC3 |
| 35 | CTQY | COTTAM OIL COMPANY INC | | | SCAC4 |
