| 1 | CUL | Coulson Aviation (USA), Inc. | Callsign: Coulson, Founded in 1990. | USA | AVCODES |
| 2 | CULA | CUELLARS TRUCKING INC | | | SCAC4 |
| 3 | CULB | CULBERSON MOTOR LINES, INC | | | SCAC3 |
| 4 | CULC | CULVER TRANSFER & STORAGE CO | | | SCAC3 |
| 5 | CULC | CRUCES LOS SANCHEZ | | | SCAC4 |
| 6 | CULD | CUTLER DAIRY PRODUCTS INC | | | SCAC3 |
| 7 | CULE | CULBERTSON HARRY E | | | SCAC3 |
| 8 | CULF | CITYSPRINT (UK) LTD | | | SCAC4 |
| 9 | CULG | CULLIGAN DISTRIBUTION SERVICES INC | | | SCAC3 |
| 10 | CULG | CONTINENTAL USA LOGISTICS INC | | | SCAC4 |
| 11 | CULH | CULLER, H J, INC | | | SCAC3 |
| 12 | CULI | CHARTERS UNLIMITED | | | SCAC3 |
| 13 | CULL | CULLEN, LAWRENCE J & ASSOCIATES | | | SCAC3 |
| 14 | CULL | CULLINS TRUCKING INC | | | SCAC4 |
| 15 | CULM | CULLMAN BANANA SUPPLY | | | SCAC3 |
| 16 | CULN | CULLEN TRANSPORTATION CO | | | SCAC3 |
| 17 | CULO | CITY UNION LOGISTICS CO LTD | | | SCAC4 |
| 18 | CULP | CULP TRUCK LINES | | | SCAC3 |
| 19 | CULQ | CURTIS, L S TRUCKING | | | SCAC3 |
| 20 | CULS | CULBERTSON MOVING & STORAGE INC | | | SCAC3 |
| 21 | CULT | COLUMBIA PETROLEUM TRANSPORTATION L | | | SCAC4 |
| 22 | CULT | Culturebus | City: London | GB | TRAFFIC |
| 23 | CULU | CHINA UNITED LINES LTD | | PRC | BIC |
| 24 | CULW | COST-U-LESS/NORTH WEST COMPANY INTE | | | SCAC4 |
