| 2001 | CCAL | CHRISTENSEN CANADIAN AFRICAN | | | SCAC3 |
| 2002 | CCAM | CASTILLO, SERGIO TRUCKING | | | SCAC4 |
| 2003 | CCAN | CHI-CAN FREIGHT FORWARDING LTD | | | SCAC3 |
| 2004 | CCAN | CERCAN TILE INC | | | SCAC4 |
| 2005 | CCAN | Coach Canada | | CDN | TRAFFIC |
| 2006 | CCAO | COAST TO COAST AUTO BROKERS LTD | | | SCAC4 |
| 2007 | CCAP | CROSBIE, C A SHIPPING LIMITED, | | | SCAC3 |
| 2008 | CCAQ | CORE CARRIER CORPORATION | | | SCAC3 |
| 2009 | CCAQ | CORE CARRIER CORPORATION | | | SCAC4 |
| 2010 | CCAR | COMPLETE CARTAGE CO | | | SCAC3 |
| 2011 | CCAS | CANADA CANDIES | | | SCAC4 |
| 2012 | CCAT | CARTER CARTAGE COMPANY INC | | | SCAC3 |
| 2013 | CCAT | CARTER CARTAGE COMPANY INC | | | SCAC4 |
| 2014 | CCAU | CAPSA CONTAINER | | F | BIC |
| 2015 | CCAU | Cement Cartage Limited | | | RSRV |
| 2016 | CCAU | CONTRA CONTAINER BV | | | SCAC3 |
| 2017 | CCAU | CEMENT CARTAGE COMPANY LIMITED | | | SCAC4 |
| 2018 | CCAW | CROSS COUNTRY AUTO TRANSPORT INC | | | SCAC3 |
| 2019 | CCAW | CATALYST SERVICES LTD | | | SCAC4 |
| 2020 | CCAX | FDJ Leasing | added 10/1987; eliminated 10/1993; 1/1994-7/2005 (not listed) | | NAKINA |
| 2021 | CCAX | California Contemporary Trust | added 10/1986; eliminated 10/1987 | | NAKINA |
| 2022 | CCAX | Corona Coal & Iron Co. (Corona Coal Co.) | 8/1920 | | NAKINA |
| 2023 | CCAX | California Contemporary Trust | added 10/86; eliminated 10/87 | | NRHS |
| 2024 | CCAX | FDJ Leasing | added 10/87; eliminated 10/93; 1/94-7/2000 | | NRHS |
| 2025 | CCAX | *CORONA COAL & IRON CO. (CORONA COAL CO.) | | | PWRC |
| 2026 | CCAX | +FDJ LEASING (CALIF. CONTEMPORARY TRUST) | | | PWRC |
| 2027 | CCAX | Corona Coal (FDJ Leasing) | | | RSRV |
| 2028 | CCAX | FDJ LEASING | | | SCAC4 |
| 2029 | CCAY | CORONA CLAY COMPANY | | | SCAC3 |
| 2030 | CCB | Cargo Avia | Callsign: Cargo Avia, | KS | AVCODES |
| 2031 | CCB | CLYDES CHARTER BUS SERVICE INC | | | SCAC4 |
| 2032 | CCB | CHIMCOMPLEX SA | | RO | VKM |
| 2033 | CCBA | CLASSIC COURIER INC | | | SCAC3 |
| 2034 | CCBA | CSC LLC | | | SCAC4 |
| 2035 | CCBB | COTTER CAB CO INC | | | SCAC3 |
| 2036 | CCBC | COSCO BULK CARRIER LTD. | | | SCAC3 |
| 2037 | CCBC | COSCO BULK | | | SCAC4 |
| 2038 | CCBD | CHECKER CAB CO | | | SCAC3 |
| 2039 | CCBE | CHECKER CAB COMPANY | | | SCAC3 |
| 2040 | CCBE | CLIPPER STEEL SERVICES BV | | | SCAC4 |
| 2041 | CCBG | CLYDES CHARTER BUS SERVICE (CLYDE B | | | SCAC3 |
| 2042 | CCBG | CORTEZ CUSTOMHOUSE BROKERAGE INC | | | SCAC4 |
| 2043 | CCBH | CORPORATE CONNECTION INC, THE | | | SCAC3 |
| 2044 | CCBH | COAST TO COAST BROKERAGE | | | SCAC4 |
| 2045 | CCBJ | CLEMONS CAB & LIMOUSINE INC | | | SCAC3 |
| 2046 | CCBJ | CARRY ON TRUCKING INC | | | SCAC4 |
| 2047 | CCBK | C & C BULK LIQUID TRANSFER | | | SCAC3 |
| 2048 | CCBL | CRUSADER COACH LINES INC | | | SCAC3 |
| 2049 | CCBM | COAL CITY COB COMPANY INC | | | SCAC4 |
| 2050 | CCBN | CAIN CARTAGE | | | SCAC3 |
| 2051 | CCBN | CAIN CARTAGE | | | SCAC4 |
| 2052 | CCBO | CHECKER CAB CO | | | SCAC3 |
| 2053 | CCBP | CIRCLE B TRANSPORT | | | SCAC3 |
| 2054 | CCBP | C & C CONTAINER CORP | | | SCAC4 |
| 2055 | CCBQ | C & C TRANSPORTATION CO INC | | | SCAC3 |
| 2056 | CCBR | CIRCLE C BAR TRUCKING COMPANY INCOR | | | SCAC3 |
| 2057 | CCBR | CLEAR CUSTOMS BROKERS LTD | | | SCAC4 |
| 2058 | CCBT | CROSS COUNTRY BOAT TRANSPORT | | | SCAC3 |
| 2059 | CCBT | CROSS COUNTRY BOAT TRANSPORT INC | | | SCAC4 |
| 2060 | CCBU | CAROLINA CARRIBEAN CARRIERS | | | SCAC3 |
| 2061 | CCBU | CAROLINA CARRIBEAN CARRIERS | | | SCAC4 |
| 2062 | CCBV | COLUMBIA CONTAINER BARGE SERVICE IN | | | SCAC3 |
| 2063 | CCBV | CIRCLE C EQUIPMENT LLC | | | SCAC4 |
| 2064 | CCBX | Union Carbide Corp., a subsidiary of The Dow Chemical Co. U.S.A. | 7/2005 | | NAKINA |
| 2065 | CCBX | Union Carbide Corp. | added 1/1995; added 4/1995; 7/2000 | | NAKINA |
| 2066 | CCBX | Union Carbide Chemicals and Plastics Co., Inc. | added 1/1993; 1/1994; eliminated 1/1995; eliminated 4/1995 | | NAKINA |
| 2067 | CCBX | Union Carbide Corp. | added 5/1983; eliminated 1/1993 | | NAKINA |
| 2068 | CCBX | Union Carbide Corp., Chemicals and Plastics Division | added 10/1980; eliminated 5/1983 | | NAKINA |
| 2069 | CCBX | Union Carbide Corp. | added 7/1980; eliminated 10/1980 | | NAKINA |
| 2070 | CCBX | Union Carbide Corp., Chemicals and Plastics Division | added 1/1979; 1/1980; eliminated 7/1980 | | NAKINA |
| 2071 | CCBX | Union Carbide Corp., Chemicals and Plastics Operations Division | added 1/1968; 4/1970-1/1975; eliminated 1/1979 | | NAKINA |
| 2072 | CCBX | Union Carbide Corp., Chemicals and Plastics | added 10/1967; eliminated 1/1968 | | NAKINA |
| 2073 | CCBX | Union Carbide Corp., Chemicals Division | added 10/1963; 7/1965-10/1966; eliminated 10/1967 | | NAKINA |
| 2074 | CCBX | Union Carbide Corp. | 10/1957-4/1961 | | NAKINA |
| 2075 | CCBX | Union Carbide Chemicals Co., Division of Union Carbide Corp. | added 7/1957 | | NAKINA |
| 2076 | CCBX | Carbide and Carbon Chemicals Co., a Division of Union Carbide and Carbon Corp. | 1/1952; 7/1954; eliminated 7/1957 | | NAKINA |
| 2077 | CCBX | Carbide and Carbon Chemicals Corp. | 7/1930-1/1950 | | NAKINA |
| 2078 | CCBX | Carbide and Carbon Chemicals Corp. | Apr-38 | | NRHS |
| 2079 | CCBX | Carbide and Carbon Chemicals Co., a Division of Union Carbide and Carbon Corp. | Jan-52 | | NRHS |
| 2080 | CCBX | Union Carbide Corp. | 10/57-4/61 | | NRHS |
| 2081 | CCBX | Union Carbide Corp., Chemicals Division | 7/65-10/66; eliminated 10/67 | | NRHS |
| 2082 | CCBX | Union Carbide Corp., Chemicals and Plastics | added 10/67; eliminated 1/68 | | NRHS |
| 2083 | CCBX | Union Carbide Corp., Chemicals and Plastics Operations Division | added 1/68; 4/70-1/75; eliminated 1/79 | | NRHS |
| 2084 | CCBX | Union Carbide Corp., Chemicals and Plastics Division | added 1/79; 1/80; eliminated 7/80 | | NRHS |
| 2085 | CCBX | Union Carbide Corp. | added 7/80; eliminated 10/80 | | NRHS |
| 2086 | CCBX | Union Carbide Corp., Chemicals and Plastics Division | added 10/80; eliminated 5/83 | | NRHS |
| 2087 | CCBX | Union Carbide Corp. | added 5/83; eliminated 1/93 | | NRHS |
| 2088 | CCBX | Union Carbide Chemicals and Plastics Co., Inc. | added 1/93; 1/94; eliminated 1/95; eliminated 4/95 | | NRHS |
| 2089 | CCBX | Union Carbide Corp. | added 1/95; added 4/95; 7/2000 | | NRHS |
| 2090 | CCBX | *CENTRAL CITY & BALCKHAWK RAILROAD | | | PWRC |
| 2091 | CCBX | +(UCFX) UNION CARBIDE CORP., DIV. OF DOW CHEMICAL CO. USA | | | PWRC |
| 2092 | CCBX | Central City & Blackhawk Railroad (Union Carbide Corporation) | | | RSRV |
| 2093 | CCBX | UNION CARBIDE CORPORATION (A SUBSID | | | SCAC4 |
| 2094 | CCBY | CUMPTON, CAMBY | | | SCAC3 |
| 2095 | CCBY | CCTRANS2 | | | SCAC4 |
| 2096 | CCC | European Aviation Services Ltd. | Callsign: Alderney, | GB | AVCODES |
| 2097 | CCC | Colorado Corporate Charters, Inc. | Callsign: Venzara, | USA | AVCODES |
| 2098 | CCC | Air Cargo Global s.r.o. | IATA: UB, Callsign: Global Cargo, IATA Prefix: 159, IATA Designator changed to CW. | SK | AVCODES |
| 2099 | CCC | Air Cargo Global s.r.o. | IATA: CW, Callsign: Global Cargo, IATA Prefix: 159, IATA Designator changed to CW*. IATA Designator changed from UB. | SK | AVCODES |
| 2100 | CCC | Air Cargo Global s.r.o. | IATA: CW, Callsign: Global Cargo, IATA Prefix: 159, Ceased opeations in December 2019. IATA Designator changed from CW. IATA Designator changed from UB. | SK | AVCODES |
