| 1 | CPD | Capital Airlines Limited | Callsign: Capital Delta, Founded in 1993. | EAK | AVCODES |
| 2 | CPD | Capital Airlines | | | ICAO1 |
| 3 | CPDA | CORPORATE RELOCATION INC | | | SCAC3 |
| 4 | CPDA | CORPORATE RELOCATION INC | | | SCAC4 |
| 5 | CPDB | COMPLETE DISTRIBUTION SERVICES INC | | | SCAC3 |
| 6 | CPDC | CHARLIES PRODUCE CO | | | SCAC3 |
| 7 | CPDC | CONSUMERS PRODUCE COMPANY INC OF PI | | | SCAC4 |
| 8 | CPDD | CONSUMER PRODUCTS DISTRIBUTION LTD | | | SCAC3 |
| 9 | CPDE | CINTRONS PASADENA DELIVERY SERVICE | | | SCAC3 |
| 10 | CPDG | COGIMEX (COMPANIA ANONIMA DE GERENC | | | SCAC3 |
| 11 | CPDG | COBB, P A TRUCKING | | | SCAC4 |
| 12 | CPDH | CHAPARRAL DELIVERY SERVICE OF MESQU | | | SCAC3 |
| 13 | CPDH | CARPE DIEM TECHNOLOGIES INC | | | SCAC4 |
| 14 | CPDI | COPELAND OIL COMPANY | | | SCAC4 |
| 15 | CPDJ | COMPTON, D | | | SCAC3 |
| 16 | CPDK | COPELAND TRUC-KING INC | | | SCAC3 |
| 17 | CPDK | COPELAND TRUCKING INC | | | SCAC4 |
| 18 | CPDL | CAPE DOUGLAS | | | SCAC3 |
| 19 | CPDM | C A P TRANSPORTATION INC | | | SCAC3 |
| 20 | CPDM | CAROLINA PROCESSING DE MEXICO S A D | | | SCAC4 |
| 21 | CPDN | COMPANIA DE NAVEGACION INGENIOUS S | | | SCAC3 |
| 22 | CPDN | CROWLEY PETROLEUM DISTRIBUTION INC | | | SCAC4 |
| 23 | CPDO | CHAMPION DISTRIBUTION SERVICES | | | SCAC3 |
| 24 | CPDO | CARL PRODUCT CORPORATION | | | SCAC4 |
| 25 | CPDP | COPLEY, D & SON TRANSPORT LTD | | | SCAC3 |
| 26 | CPDP | COPLEY, D & SON TRANSPORT LTD | | | SCAC4 |
| 27 | CPDQ | COLUMBIA PIGGYBACK DRAYAGE INC | | | SCAC3 |
| 28 | CPDQ | COPELAND PRODUCTS LLC | | | SCAC4 |
| 29 | CPDR | Carolina Piedmont Division, South Carolina Central R.R. Co., Inc. | added 1/1991; eliminated 10/1991; 1/1994; added 10/1994; 7/2000; eliminated 4/2004; 7/2005 | | NAKINA |
| 30 | CPDR | Carolina Piedmont Division, South Carolina Central R.R. Co., Inc. | added 1/91; eliminated 10/91; 1/94; added 10/94; 7/2000 | | NRHS |
| 31 | CPDR | CAROLINA PIEDMONT DIV., SC CENTRAL RAILROAD CO., INC. | | | PWRC |
| 32 | CPDR | Carolina Piedmont Railway | | | RSRV |
| 33 | CPDR | CAROLINA PIEDMONT DIVISION SOUTH CA | | | SCAC3 |
| 34 | CPDR | CAROLINA PIEDMONT DIVISION SOUTH CA | | | SCAC4 |
| 35 | CPDR | Carolina Piedmont Division, South Carolina Central R.R. Co., Inc. | | USA | TRAFFIC |
| 36 | CPDS | CAMPOS DELIVERY SERVICE | | | SCAC3 |
| 37 | CPDS | CMS PRODUCTIONS | | | SCAC4 |
| 38 | CPDT | CAROLINA-PACIFIC DISTRIBUTORS, INC | | | SCAC3 |
| 39 | CPDT | CONSUMER PRODUCT SERVICES LLC | | | SCAC4 |
| 40 | CPDU | IES DOWNSTREAM LLC | | USA | BIC |
| 41 | CPDU | DELAWARE AND HUDSON RAILWAY COMPANY, INC. | | | PWRC |
| 42 | CPDU | Delaware and Hudson Railway (Canadian Pacific) | | | RSRV |
| 43 | CPDU | CP RAIL | | | SCAC3 |
| 44 | CPDU | CHEVRON PRODUCTS | | | SCAC4 |
| 45 | CPDV | CORPORATE DELIVERY INC | | | SCAC3 |
| 46 | CPDW | CHOPSWILSON PACKAGE DELIVERY SERVIC | | | SCAC4 |
| 47 | CPDX | Chevron U.S.A. Inc. | added 10/1995; 7/2000-7/2005 | | NAKINA |
| 48 | CPDX | National Car Co. | eliminated 7/1955 | | NAKINA |
| 49 | CPDX | Fruit Growers Express Co. | 1/1950-7/1954 | | NAKINA |
| 50 | CPDX | National Car Co. | 1/1945-4/1947 | | NAKINA |
| 51 | CPDX | Fruit Growers Express Co. | Jan-52 | | NRHS |
| 52 | CPDX | National Car Co. | eliminated 7/55 | | NRHS |
| 53 | CPDX | Chevron U.S.A. Inc. | added 10/95; 7/2000 | | NRHS |
| 54 | CPDX | *NATIONAL CAR CO. (FRUIT GROWERS EXPRESS CO.) | | | PWRC |
| 55 | CPDX | +CHEVRON U.S.A. INCORPORATED | | | PWRC |
| 56 | CPDX | Chevron USA | | | RSRV |
| 57 | CPDY | CAPITAL DELIVERY SERVICE INC | | | SCAC3 |
| 58 | CPDY | CLARKS POULTRY INC | | | SCAC4 |
| 59 | CPDZ | DELAWARE AND HUDSON RAILWAY COMPANY, INC. | | | PWRC |
| 60 | CPDZ | Delaware and Hudson Railway (Canadian Pacific) | | | RSRV |
