| 1 | DF | Condor Berlin GmbH | ICAO: CIB, Callsign: Condor Berlin, | D | AVCODES |
| 2 | DF | Aerolineas de Baleares Aebal | ICAO: ABH, Callsign: Air Balear, IATA Prefix: 059, Commenced operations on 05 July 2000. Ceased operations on 16 September 2008. Sold in January 2009 and name changed to Quantum Air. ICAO Code QTM. | E | AVCODES |
| 3 | DF | Deer Jet Co. Ltd. | ICAO: DER, Callsign: Deer Jet, IATA designator changed to JD | PRC | AVCODES |
| 4 | DF | New ACS Ltd. | | ZAR | AVCODES |
| 5 | DF | Condor Flugdienst GmbH | ICAO: CFG, Callsign: Condor, IATA designator changed to DE | D | AVCODES |
| 6 | DF | DIERK'S FOREST | | | PWRC |
| 7 | DFA | Aero Coach Aviation International, Inc. | Callsign: Aero Coach, | USA | AVCODES |
| 8 | DFA | Aero Coach Aviation | | | ICAO1 |
| 9 | DFAC | DFA OF CANADA | | | SCAC4 |
| 10 | DFAI | DESIGN FRANC ART INC | | | SCAC4 |
| 11 | DFAK | DAIRY FARM | | | SCAC4 |
| 12 | DFAL | D F E INC | | | SCAC4 |
| 13 | DFAU | DOLE FRESH FRUIT INTERNATIONAL LTD | | | SCAC4 |
| 14 | DFAV | DIVERSIFIED AUTOMOTIVE TRANSPORTERS | | | SCAC4 |
| 15 | DFB | | | CH | TRAFFIC |
| 16 | DFC | Aeropartner s.r.o. | Callsign: Dark Blue, | CZ | AVCODES |
| 17 | DFCA | DIVERSIFIED CARRIERS INC | | | SCAC4 |
| 18 | DFCC | DFC TRUCKING COMPANY | | | SCAC1 |
| 19 | DFCC | DEFINO CONTRACTING COMPANY | | | SCAC4 |
| 20 | DFCD | D F C | | | SCAC4 |
| 21 | DFCF | DFC TRANSPORT | | | SCAC4 |
| 22 | DFCM | DUMAS FREIGHT CO | | | SCAC4 |
| 23 | DFCN | DESIGNER FURNITURE COLLECTION | | | SCAC4 |
| 24 | DFCO | DUALFLEX CO LTD | | | SCAC4 |
| 25 | DFCR | DENVER FEDERAL CENTER | | | PWRC |
| 26 | DFCR | DAVIDSON FARMS OF CRESTON INC | | | SCAC4 |
| 27 | DFCS | DAFCO FILTRATION PRODUCTS | | | SCAC4 |
| 28 | DFCX | Durant Farmers Creamery (North Western Refrigerator Line Co.) | 7/1935 | | NAKINA |
| 29 | DFCZ | DAVIS FARMS COMPANY, INC. | | | PWRC |
| 30 | DFD | Fernmeldedienst | | D | TRAFFIC |
| 31 | DFDC | DE FRANCO, D & SONS | | | SCAC4 |
| 32 | DFDN | DFDS CONTAINER LINE | | | SCAC4 |
| 33 | DFDO | DIAMOND FREIGHT DISTRUBUTION CO INC | | | SCAC4 |
| 34 | DFDS | DET FORENTE DAMPSKIBS-SELSKAB | | | PWRC |
| 35 | DFDS | DSV OCEAN TRANSPORT A/S | | | SCAC4 |
| 36 | DFDT | DURE FOODS LTD | | | SCAC4 |
| 37 | DFDU | DSV ROAD HOLDING A/S | | DK | BIC |
| 38 | DFDU | DFDS TRANSPORT GROUP A/S | | | SCAC4 |
| 39 | DFDY | DFS DECK FREIGHT SYSTEMS INC | | | SCAC4 |
| 40 | DFEI | DF EXPRESS INC | | | SCAC4 |
| 41 | DFFB | DB FREIGHT FORWARDING LLC | | | SCAC4 |
| 42 | DFFC | DOLE FRESH FRUIT EXPRESS | | | SCAC1 |
| 43 | DFFC | DOLE FRESH FRUIT COMPANY | | | SCAC4 |
| 44 | DFFE | DANIEL FAMILY FUEL INC | | | SCAC4 |
| 45 | DFFI | DFF INC | | | SCAC4 |
| 46 | DFFL | DOLE FRESH FRUIT CARRIERS | | | SCAC1 |
| 47 | DFFL | DOUBLE (F) LEASING | | | SCAC4 |
| 48 | DFFN | DH FREIGHT FORWARDERS INC | | | SCAC4 |
| 49 | DFFT | DFFF TRUCKING INC | | | SCAC4 |
| 50 | DFFX | Glidden Co. | added 10/1963; 7/1965-4/1970; eliminated 10/1971 | | NAKINA |
| 51 | DFFX | Durkee Famous Foods | 7/1937 | | NAKINA |
| 52 | DFFX | Durkee Famous Foods, Division of the Glidden Co. | 4/1938-4/1961; eliminated 10/1963 | | NAKINA |
| 53 | DFFX | Durkee Famous Foods, Division of the Glidden Co. | 4/38-4/61 | | NRHS |
| 54 | DFFX | Glidden Co. | 7/65-4/70; eliminated 10/71 | | NRHS |
| 55 | DFFX | GLIDDEN CO. [DURKEE FAMOUS FOODS] | | | PWRC |
| 56 | DFFY | DUFFY, ANDREW B INC | | | SCAC4 |
| 57 | DFG | Del Fungo-Giera Servizi Ferroviari SpA | | I | TRAFFIC |
| 58 | DFGB | DANGON FREIGHT SYSTEM INC | | | SCAC4 |
| 59 | DFGE | Defence Forces of Georgia (საქართველოს თავდაცვის ძალები) | | GE | TRAFFIC |
| 60 | DFGL | DELTA FREIGHT SYSTEMS LLC | | | SCAC4 |
| 61 | DFGZ | DEWEY FISHER GRAIN | | | PWRC |
| 62 | DFHR | DYNAMIC FREIGHT HAULERS | | | SCAC4 |
| 63 | DFHT | DFH TRANSPORTATION LLC | | | SCAC4 |
| 64 | DFIB | DIVERSIFIED FREIGHT INC | | | SCAC4 |
| 65 | DFII | D F INDUSTRIES INC | | | SCAC4 |
| 66 | DFIK | DIARIES FILMS INC | | | SCAC4 |
| 67 | DFIN | DOMESTIC FREIGHTWAYS INC | | | SCAC4 |
| 68 | DFIQ | DEKTOR FILM INC | | | SCAC4 |
| 69 | DFIR | DARCH FIRE INCORPORATED | | | SCAC4 |
| 70 | DFIS | DROST FARMS INC | | | SCAC4 |
| 71 | DFIU | VENTURA TRADING LTD | | BM | BIC |
| 72 | DFIU | DOLE FRESH FRUIT INTERNATIONAL LTD | | | SCAC4 |
| 73 | DFIX | Weyerhauser Co., Dierks Division | added 4/1972; added 7/1973 | | NAKINA |
| 74 | DFIX | Weyerhauser Co., Dierks Division | added 4/72; added 7/73 | | NRHS |
| 75 | DFIX | WEYERHAUSER CO., DIERKS DIV. | | | PWRC |
| 76 | DFJI | DESROSIERS, FERME J INC | | | SCAC4 |
| 77 | DFJO | DISENO FORJADO | | | SCAC4 |
| 78 | DFJU | MS LOGISTICS LTD. | | GB | BIC |
| 79 | DFL | Scandinavian Medicopter AB | Callsign: Mediflight, Name changed to Babcock Scandinavian AirAmbulance AB. | S | AVCODES |
| 80 | DFL | Babcock Scandinavian AirAmbulance AB | Callsign: Mediflight, Name changed from Scandinavian Medicopter AB. | S | AVCODES |
| 81 | DFLB | DFW FREIGHT LINES LLC | | | SCAC4 |
| 82 | DFLC | DEFLEX COMPOSITE INC | | | SCAC4 |
| 83 | DFLD | DECHANT FARMS LTD | | | SCAC4 |
| 84 | DFLG | D F LOGISTICS INC | | | SCAC4 |
| 85 | DFLI | DOVE FREIGHT LINES INC | | | SCAC4 |
| 86 | DFLL | DIRECT FREIGHT LLC | | | SCAC4 |
| 87 | DFLN | DUPUIS, FRANK LANDSCAPING & TRUCKIN | | | SCAC4 |
| 88 | DFLO | DART FUEL OIL INC | | | SCAC4 |
| 89 | DFLQ | D FOUR (D4) LOGISTICS INC | | | SCAC4 |
| 90 | DFLS | DANCE FREIGHT LINES INC | | | PWRC |
| 91 | DFLU | RLS “DFI TERMINAL” | | RUS | BIC |
| 92 | DFLU | JSC DIALOG FREIGHT INTERNATIONAL | | | SCAC4 |
| 93 | DFMC | DICKMAN FARMS LLC | | | SCAC4 |
| 94 | DFMD | DOBSON FLEET MANAGEMENT LTD | | | SCAC4 |
| 95 | DFMG | DIRECT FLEET | | | SCAC4 |
| 96 | DFMI | DAVIS FREIGHT MANAGEMENT INC | | | SCAC4 |
| 97 | DFMV | DEDICATED FREIGHT MANAGEMENT (VAN D | | | SCAC4 |
| 98 | DFND | DEFINED LOGISTICS SOLUTIONS INC | | | SCAC4 |
| 99 | DFOM | DELTA FUELS OF MICHIGAN | | | SCAC4 |
| 100 | DFOR | DRIVING FORCE DECKS INTERNATIONAL L | | | SCAC4 |
