| 2101 | ACFU | CO. FI. AUTOTRASPORTI S.A.S | | | SCAC3 |
| 2102 | ACFV | ACOSTA FRUIT & VEGETABLE CO | | | SCAC3 |
| 2103 | ACFV | AMSOUTH LOGISTICS INC | | | SCAC4 |
| 2104 | ACFW | ACE FORWARDING INC | | | SCAC4 |
| 2105 | ACFX | General Electric Rail Services Corp. | added 1/2000; 7/2000-7/2005 | | NAKINA |
| 2106 | ACFX | General Electric Railcar Services Corp. | added 7/1997; eliminated 1/2000 | | NAKINA |
| 2107 | ACFX | ACF Industries, Inc. | added 4/1988; 1/1994; eliminated 7/1997 | | NAKINA |
| 2108 | ACFX | Shippers' Car Line Division, ACF Industries, Inc. | added 1/1976; 1/1980-1/1985; eliminated 4/1988 | | NAKINA |
| 2109 | ACFX | Shippers' Car Line Division of ACF Industries, Inc. | added 4/1968; 4/1970-1/1975; eliminated 1/1976 | | NAKINA |
| 2110 | ACFX | A.C.F. Industries — temporary expiring 1Apr67 | 10/1966 | | NAKINA |
| 2111 | ACFX | A.C.F. Industries — temporary expiring 15Oct65 | 7/1965 | | NAKINA |
| 2112 | ACFX | A.C.F. Industries — temporary expiring 15Oct61 | 4/1961 | | NAKINA |
| 2113 | ACFX | A.C.F. Industries — temporary expiring 10Jan58 | 10/1957 | | NAKINA |
| 2114 | ACFX | American Car & Foundry Co. — temporary expiring 10Dec54 | 7/1954 | | NAKINA |
| 2115 | ACFX | American Car & Foundry Co. — temporary expiring 31Dec52 | 1/1952 | | NAKINA |
| 2116 | ACFX | American Car & Foundry Co. — temporary expiring 31Dec50 | 1/1950 | | NAKINA |
| 2117 | ACFX | American Car & Foundry Co. — temporary expiring 31Dec47 | 4/1947 | | NAKINA |
| 2118 | ACFX | American Car & Foundry Co. | 8/1920-7/1923; 7/1935-1/1943 | | NAKINA |
| 2119 | ACFX | American Car & Foundry Co. | Apr-38 | | NRHS |
| 2120 | ACFX | American Car & Foundry Co. -- temporary expiring 31Dec52 | Jan-52 | | NRHS |
| 2121 | ACFX | A.C.F. Industries -- temporary expiring 10Jan58 | Oct-57 | | NRHS |
| 2122 | ACFX | A.C.F. Industries -- temporary expiring 15Oct61 | Apr-61 | | NRHS |
| 2123 | ACFX | Shippers' Car Line Division of ACF Industries, Inc. | added 4/68; 4/70-1/80; eliminated 4/88 | | NRHS |
| 2124 | ACFX | ACF Industries, Inc. | added 4/88; 1/94; eliminated 7/97 | | NRHS |
| 2125 | ACFX | General Electric Railcar Services Corp. | added 7/97; eliminated 1/2000 | | NRHS |
| 2126 | ACFX | General Electric Rail Services Corp. | added 1/2000; 7/2000 | | NRHS |
| 2127 | ACFX | *ACF INDUSTRIES, INC. [AMERICAN CAR & FOUNDRY CO.] | | | PWRC |
| 2128 | ACFX | +GENERAL ELECTRIC RAIL SERVICES CORP. | | | PWRC |
| 2129 | ACFX | American Car and Foundry (General Electric Rail Services Corporation) | | | RSRV |
| 2130 | ACFX | GENERAL ELECTRIC RAILCAR SERVICES C | | | SCAC4 |
| 2131 | ACFX | General Electric Rail Services Corp. | | USA | TRAFFIC |
| 2132 | ACFY | ANTIGUA COFFEE COMPANY | | | SCAC4 |
| 2133 | ACFZ | ACF INDUSTRIES, INC. [AMERICAN CAR & FOUNDRY CO.] | | | PWRC |
| 2134 | ACG | Air London International Plc | Callsign: Air London, Name changed to Air Partner plc | GB | AVCODES |
| 2135 | ACG | Air Partner Plc | Callsign: Air Partner, Name changed from Air London International Plc | GB | AVCODES |
| 2136 | ACG | Air London | IATA: GG, Callsign: Air London, Name changed to Air London International Plc | GB | AVCODES |
| 2137 | ACG | Air Partner | | | ICAO1 |
| 2138 | ACGB | AIR CARGO TRANSPORT SERVICES INC | | | SCAC3 |
| 2139 | ACGC | ARROW CARTAGE AND CRATING INC | | | SCAC3 |
| 2140 | ACGC | ATLANTIC CARGO LOGISTICS LLC | | | SCAC4 |
| 2141 | ACGD | AIR CARGO EXPRESS INC | | | SCAC3 |
| 2142 | ACGD | ACE LOGISTICS CO LTD | | | SCAC4 |
| 2143 | ACGF | ASSOCIATED CARGO INC | | | SCAC3 |
| 2144 | ACGG | AIR CARGO INC | | | SCAC3 |
| 2145 | ACGH | ABC CARTAGE COMPANY | | | SCAC3 |
| 2146 | ACGH | AUDIO ETHICS INC | | | SCAC4 |
| 2147 | ACGI | AIR CARGO INC | | | SCAC3 |
| 2148 | ACGK | AAA CARTAGE | | | SCAC3 |
| 2149 | ACGL | AIR CARGO DELIVERY INC | | | SCAC3 |
| 2150 | ACGL | ACG LOGISTICS INC | | | SCAC4 |
| 2151 | ACGM | AMEC GEOMATRIX INC | | | SCAC4 |
| 2152 | ACGN | ACE GAS INC | | | SCAC3 |
| 2153 | ACGN | AMERICAN CARGO LINE INC | | | SCAC4 |
| 2154 | ACGO | AIR CARGO INC | | | SCAC3 |
| 2155 | ACGO | ARTURO CURIEL, CARLOS | | | SCAC4 |
| 2156 | ACGP | AIR CARGO EXPRESS INC | | | SCAC3 |
| 2157 | ACGP | ACE LOGISTICS | | | SCAC4 |
| 2158 | ACGQ | AMERICAN CARTAGE COMPANY | | | SCAC3 |
| 2159 | ACGQ | AMERICAN CARTAGE COMPANY | | | SCAC4 |
| 2160 | ACGR | AUTOTRANSPORTES DE CARGA RUIZ HERMA | | | SCAC4 |
| 2161 | ACGS | A C LOGISTICS | | | SCAC4 |
| 2162 | ACGT | ALL CARGO TRANSPORTATION INC | | | SCAC3 |
| 2163 | ACGT | ATLANTA CARGO TRANSPORTATION COMPAN | | | SCAC4 |
| 2164 | ACGV | AMERICARGO INC | | | SCAC3 |
| 2165 | ACGV | ATLANTIC TRANSPORTATION SERVICES IN | | | SCAC4 |
| 2166 | ACGW | ALLSTAR CARTAGE CO INC | | | SCAC3 |
| 2167 | ACGW | ACCESS LOGISTICS INC | | | SCAC4 |
| 2168 | ACGX | Suburban Propane, L.P. | added 4/1997; 7/2000-7/2005; eliminated 1/2006 | | NAKINA |
| 2169 | ACGX | Acme Gas Corp. | added 7/1974; 1/1975-1/1994; eliminated 4/1997 | | NAKINA |
| 2170 | ACGX | Acme Gas Corp. | added 7/74; 1/75-1/94; eliminated 4/97 | | NRHS |
| 2171 | ACGX | Suburban Propane, L.P. | added 4/97; 7/2000 | | NRHS |
| 2172 | ACGX | SUBURBAN PROPANE LP [ACME GAS CORPORATION] | | | PWRC |
| 2173 | ACGX | Acme Gas Corporation (Suburban Propane) | | | RSRV |
| 2174 | ACGY | AMERICAN CARGO SYSTEMS | | | SCAC3 |
| 2175 | ACH | Air Cargo Plus | Callsign: Air Plus, | LB | AVCODES |
| 2176 | ACH | Barcklay Flying Service | Callsign: Air-Charter, | USA | AVCODES |
| 2177 | ACH | Africa's Connection STP | | STP | AVCODES |
| 2178 | ACH | AlzChem Hart GmbH | | DE | VKM |
| 2179 | ACHC | ALL CHEMICAL TRANSPORT CORP | | | SCAC3 |
| 2180 | ACHC | ALL CHEMICAL TRANSPORT CORP | | | SCAC4 |
| 2181 | ACHD | ARCHGARD INDUSTRIES LTD | | | SCAC4 |
| 2182 | ACHE | ACHESON TRUCKING | | | SCAC3 |
| 2183 | ACHF | ACHILLE TRANSPORT INC | | | SCAC4 |
| 2184 | ACHG | ACE HIGH TRANSPORTATION INC | | | SCAC3 |
| 2185 | ACHH | ATLANTIC COAST CHARTERS | | | SCAC3 |
| 2186 | ACHI | ALAMO CHEMICAL TRANSPORTATION CO | | | SCAC3 |
| 2187 | ACHI | ALAMO CHEMICAL TRANSPORTATION CO | | | SCAC4 |
| 2188 | ACHJ | ANCARO CHARTER SERVICE INC | | | SCAC3 |
| 2189 | ACHL | ANCHOR LOGISTICS INC | | | SCAC4 |
| 2190 | ACHN | ARCH TRANSPORTATION INC | | | SCAC3 |
| 2191 | ACHO | ACHER & COMPANY | | | SCAC3 |
| 2192 | ACHP | ACHIM IMPORTING CO INC | | | SCAC4 |
| 2193 | ACHQ | ACCURATE CARTAGE & WAREHOUSING INC | | | SCAC3 |
| 2194 | ACHR | ANCHOR TRANSPORT, INC | | | SCAC3 |
| 2195 | ACHR | ANCHOR TRANSPORT INC | | | SCAC4 |
| 2196 | ACHS | ATCHISON CHARTER SERVICE | | | SCAC4 |
| 2197 | ACHT | ACHENBERG T TRANSPORTATION CO | | | SCAC3 |
| 2198 | ACHT | ACHENBERG T TRANSPORTATION CO | | | SCAC4 |
| 2199 | ACHU | AGA AKTIEN GESELLSCHAFT | | | SCAC3 |
| 2200 | ACHU | ASCO CARBON DIOXIDE LTD | | | SCAC4 |
