| 1 | COF | Confort Air, Inc. | Callsign: Confort, | CDN | AVCODES |
| 2 | COF | Comfort Air GmbH & Co. KG. | Callsign: Comfort Air, | D | AVCODES |
| 3 | COF | Confort Air | | | ICAO1 |
| 4 | COFA | COLA FUEL CORP | | | SCAC4 |
| 5 | COFB | COLLINS FREIGHT BROKERS INC | | | SCAC4 |
| 6 | COFC | COOL LOGISTICS | | | SCAC4 |
| 7 | COFD | CONSOLIDATED FRWDS CO | | | PWRC |
| 8 | COFD | COASTAL TRANSPORT INC | | | SCAC3 |
| 9 | COFD | COASTAL TRANSPORT LOGISTICS LLC | | | SCAC4 |
| 10 | COFE | CENTRAL OKLAHOMA FREIGHT LINES, INC | | | SCAC3 |
| 11 | COFE | CHAMPION AUTOSPORT TRANSPORT INC | | | SCAC4 |
| 12 | COFF | COFFEE TRANSPORT INC | | | SCAC4 |
| 13 | COFG | CENTRAL OF GEORGIA | | | PWRC |
| 14 | COFG | CONTINENTAL FREIGHT FORWARDING INC | | | SCAC4 |
| 15 | COFI | CIOFFI TRUCKING CO INC | | | SCAC3 |
| 16 | COFI | CIOFFI TRUCKING | | | SCAC4 |
| 17 | COFJ | CONTINENTAL FRONTIERS INC | | | SCAC3 |
| 18 | COFL | COMMERCIAL FRT LINES INC | | | PWRC |
| 19 | COFL | CONWAY FREIGHT LINES INC | | | SCAC3 |
| 20 | COFM | COFFMAN, RAYMOND E | | | SCAC3 |
| 21 | COFN | CENTRAL OHIO FARMERS COOP INC | | | SCAC4 |
| 22 | COFO | COMET CARTAGE INC | | | SCAC3 |
| 23 | COFP | COOPER AIR FREIGHT SERVICE, INC | | | SCAC3 |
| 24 | COFP | COOPER AIR FREIGHT SERVICE INC | | | SCAC4 |
| 25 | COFQ | CO FREIGHT INC | | | SCAC4 |
| 26 | COFR | CENTURY-O K FREIGHTWAYS INC | | | SCAC3 |
| 27 | COFS | COFSKYS EXPRESS | | | SCAC3 |
| 28 | COFS | COMPLETE FREIGHT SOLUTIONS INC | | | SCAC4 |
| 29 | COFV | CO F | | | SCAC4 |
| 30 | COFW | COFFEYS WRECKER SERVICE | | | SCAC3 |
| 31 | COFW | CAROLINA SPECIALIZED CO LLC | | | SCAC4 |
| 32 | COFY | COFFEYS TRUCKING | | | SCAC4 |
