| 1 | CCB | Cargo Avia | Callsign: Cargo Avia, | KS | AVCODES |
| 2 | CCB | CLYDES CHARTER BUS SERVICE INC | | | SCAC4 |
| 3 | CCB | CHIMCOMPLEX SA | | RO | VKM |
| 4 | CCBA | CLASSIC COURIER INC | | | SCAC3 |
| 5 | CCBA | CSC LLC | | | SCAC4 |
| 6 | CCBB | COTTER CAB CO INC | | | SCAC3 |
| 7 | CCBC | COSCO BULK CARRIER LTD. | | | SCAC3 |
| 8 | CCBC | COSCO BULK | | | SCAC4 |
| 9 | CCBD | CHECKER CAB CO | | | SCAC3 |
| 10 | CCBE | CHECKER CAB COMPANY | | | SCAC3 |
| 11 | CCBE | CLIPPER STEEL SERVICES BV | | | SCAC4 |
| 12 | CCBG | CLYDES CHARTER BUS SERVICE (CLYDE B | | | SCAC3 |
| 13 | CCBG | CORTEZ CUSTOMHOUSE BROKERAGE INC | | | SCAC4 |
| 14 | CCBH | CORPORATE CONNECTION INC, THE | | | SCAC3 |
| 15 | CCBH | COAST TO COAST BROKERAGE | | | SCAC4 |
| 16 | CCBJ | CLEMONS CAB & LIMOUSINE INC | | | SCAC3 |
| 17 | CCBJ | CARRY ON TRUCKING INC | | | SCAC4 |
| 18 | CCBK | C & C BULK LIQUID TRANSFER | | | SCAC3 |
| 19 | CCBL | CRUSADER COACH LINES INC | | | SCAC3 |
| 20 | CCBM | COAL CITY COB COMPANY INC | | | SCAC4 |
| 21 | CCBN | CAIN CARTAGE | | | SCAC3 |
| 22 | CCBN | CAIN CARTAGE | | | SCAC4 |
| 23 | CCBO | CHECKER CAB CO | | | SCAC3 |
| 24 | CCBP | CIRCLE B TRANSPORT | | | SCAC3 |
| 25 | CCBP | C & C CONTAINER CORP | | | SCAC4 |
| 26 | CCBQ | C & C TRANSPORTATION CO INC | | | SCAC3 |
| 27 | CCBR | CIRCLE C BAR TRUCKING COMPANY INCOR | | | SCAC3 |
| 28 | CCBR | CLEAR CUSTOMS BROKERS LTD | | | SCAC4 |
| 29 | CCBT | CROSS COUNTRY BOAT TRANSPORT | | | SCAC3 |
| 30 | CCBT | CROSS COUNTRY BOAT TRANSPORT INC | | | SCAC4 |
| 31 | CCBU | CAROLINA CARRIBEAN CARRIERS | | | SCAC3 |
| 32 | CCBU | CAROLINA CARRIBEAN CARRIERS | | | SCAC4 |
| 33 | CCBV | COLUMBIA CONTAINER BARGE SERVICE IN | | | SCAC3 |
| 34 | CCBV | CIRCLE C EQUIPMENT LLC | | | SCAC4 |
| 35 | CCBX | Union Carbide Corp., a subsidiary of The Dow Chemical Co. U.S.A. | 7/2005 | | NAKINA |
| 36 | CCBX | Union Carbide Corp. | added 1/1995; added 4/1995; 7/2000 | | NAKINA |
| 37 | CCBX | Union Carbide Chemicals and Plastics Co., Inc. | added 1/1993; 1/1994; eliminated 1/1995; eliminated 4/1995 | | NAKINA |
| 38 | CCBX | Union Carbide Corp. | added 5/1983; eliminated 1/1993 | | NAKINA |
| 39 | CCBX | Union Carbide Corp., Chemicals and Plastics Division | added 10/1980; eliminated 5/1983 | | NAKINA |
| 40 | CCBX | Union Carbide Corp. | added 7/1980; eliminated 10/1980 | | NAKINA |
| 41 | CCBX | Union Carbide Corp., Chemicals and Plastics Division | added 1/1979; 1/1980; eliminated 7/1980 | | NAKINA |
| 42 | CCBX | Union Carbide Corp., Chemicals and Plastics Operations Division | added 1/1968; 4/1970-1/1975; eliminated 1/1979 | | NAKINA |
| 43 | CCBX | Union Carbide Corp., Chemicals and Plastics | added 10/1967; eliminated 1/1968 | | NAKINA |
| 44 | CCBX | Union Carbide Corp., Chemicals Division | added 10/1963; 7/1965-10/1966; eliminated 10/1967 | | NAKINA |
| 45 | CCBX | Union Carbide Corp. | 10/1957-4/1961 | | NAKINA |
| 46 | CCBX | Union Carbide Chemicals Co., Division of Union Carbide Corp. | added 7/1957 | | NAKINA |
| 47 | CCBX | Carbide and Carbon Chemicals Co., a Division of Union Carbide and Carbon Corp. | 1/1952; 7/1954; eliminated 7/1957 | | NAKINA |
| 48 | CCBX | Carbide and Carbon Chemicals Corp. | 7/1930-1/1950 | | NAKINA |
| 49 | CCBX | Carbide and Carbon Chemicals Corp. | Apr-38 | | NRHS |
| 50 | CCBX | Carbide and Carbon Chemicals Co., a Division of Union Carbide and Carbon Corp. | Jan-52 | | NRHS |
| 51 | CCBX | Union Carbide Corp. | 10/57-4/61 | | NRHS |
| 52 | CCBX | Union Carbide Corp., Chemicals Division | 7/65-10/66; eliminated 10/67 | | NRHS |
| 53 | CCBX | Union Carbide Corp., Chemicals and Plastics | added 10/67; eliminated 1/68 | | NRHS |
| 54 | CCBX | Union Carbide Corp., Chemicals and Plastics Operations Division | added 1/68; 4/70-1/75; eliminated 1/79 | | NRHS |
| 55 | CCBX | Union Carbide Corp., Chemicals and Plastics Division | added 1/79; 1/80; eliminated 7/80 | | NRHS |
| 56 | CCBX | Union Carbide Corp. | added 7/80; eliminated 10/80 | | NRHS |
| 57 | CCBX | Union Carbide Corp., Chemicals and Plastics Division | added 10/80; eliminated 5/83 | | NRHS |
| 58 | CCBX | Union Carbide Corp. | added 5/83; eliminated 1/93 | | NRHS |
| 59 | CCBX | Union Carbide Chemicals and Plastics Co., Inc. | added 1/93; 1/94; eliminated 1/95; eliminated 4/95 | | NRHS |
| 60 | CCBX | Union Carbide Corp. | added 1/95; added 4/95; 7/2000 | | NRHS |
| 61 | CCBX | *CENTRAL CITY & BALCKHAWK RAILROAD | | | PWRC |
| 62 | CCBX | +(UCFX) UNION CARBIDE CORP., DIV. OF DOW CHEMICAL CO. USA | | | PWRC |
| 63 | CCBX | Central City & Blackhawk Railroad (Union Carbide Corporation) | | | RSRV |
| 64 | CCBX | UNION CARBIDE CORPORATION (A SUBSID | | | SCAC4 |
| 65 | CCBY | CUMPTON, CAMBY | | | SCAC3 |
| 66 | CCBY | CCTRANS2 | | | SCAC4 |