| 1 | ET | Ethiopian Airlines Enterprise | ICAO: ETH, Callsign: Ethiopian, IATA Prefix: 071, Name changed to Ethiopian Airlines Group d/b/a Ethiopian Airlines. Name changed from Ethiopian Airlines Share Co. | ETH | AVCODES |
| 2 | ET | Emetebe.com.ec Air Taxi Charter Service | ICAO: EMT, Callsign: Emetebe, The airline of Gal�pagos. Designator ET* recalled by IATA. | EC | AVCODES |
| 3 | ET | Ethiopian Airlines Share Co. | ICAO: ETH, Callsign: Ethiopian, IATA Prefix: 071, Name changed to Ethiopian Airlines Enterprise. Name changed from Ethiopian Airlines Corporation. | ETH | AVCODES |
| 4 | ET | Ethiopian Airlines Corporation | ICAO: ETH, Callsign: Ethiopian, IATA Prefix: 071, Name changed to Ethiopian Airlines Share Co. | ETH | AVCODES |
| 5 | ET | Ethiopian Airlines Group d/b/a Ethiopian Airlines | ICAO: ETH, Callsign: Ethiopian, IATA Prefix: 071, Name changed from Ethiopian Airlines Enterprise and previously Ethiopian Airlines Share Co. | ETH | AVCODES |
| 6 | ET | EuskoTren | | E | TRAFFIC |
| 7 | ET | Eurotunnel | | UK | VKM |
| 8 | ETA | Estrellas Del Aire, S.A. de C.V. | Callsign: Estrellas, | MEX | AVCODES |
| 9 | ETA | Zetta Jet USA, Inc | Callsign: Time Machine, | USA | AVCODES |
| 10 | ETA | Estrellas Del Aire | | | ICAO1 |
| 11 | ETAA | ETS | | | SCAC4 |
| 12 | ETAD | EDMUNDS TRANSPORT INC | | | SCAC4 |
| 13 | ETAE | EMMANUE | | | SCAC4 |
| 14 | ETAF | ELLIOTT TRANSPORT | | | SCAC4 |
| 15 | ETAG | EVERGREEN TANK SOLUTIONS | | | SCAC4 |
| 16 | ETAH | ETA SERVICES INC | | | SCAC3 |
| 17 | ETAH | EXCEL TRUCKING | | | SCAC4 |
| 18 | ETAI | EXPEDITED TRANSPORT ASSOCIATES INC | | | SCAC3 |
| 19 | ETAJ | ERIEJO TRUCKING INC | | | SCAC4 |
| 20 | ETAK | EXPRESS TANK LINES INC | | | SCAC4 |
| 21 | ETAL | E-TOP SHIPPING CO LTD | | | SCAC4 |
| 22 | ETAM | EMERSON TRUCKING | | | SCAC4 |
| 23 | ETAN | EAGLE TRANSPORTATION | | | SCAC3 |
| 24 | ETAP | ESTCO TRANSPORTATION | | | SCAC3 |
| 25 | ETAR | ELMER TRUCK SERVICE INC | | | SCAC4 |
| 26 | ETAS | ELLIS TRANSFER & STORAGE INC | | | SCAC3 |
| 27 | ETAS | EXPEDITED TRANSIT AUTHORITY | | | SCAC4 |
| 28 | ETAT | EAST ASIA TRAVEL | | | SCAC3 |
| 29 | ETAT | EIGHT TWO THREE THREE FIVE THREE (8 | | | SCAC4 |
| 30 | ETAT | Chemins de fer de l'État | | F | TRAFFIC |
| 31 | ETAV | ELITE TRAVEL INC | | | SCAC3 |
| 32 | ETAW | ELLIOTT TRUCKING | | | SCAC4 |
| 33 | ETB | Elsenstalbahn Sinsheim GmbH | Sinsheim | D | privat-bahn.de |
| 34 | ETB | Eisenbahn Technik Betrieb GmbH & Co KG | | DE | VKM |
| 35 | ETBA | EASTERN TRANSPORTATION | | | SCAC4 |
| 36 | ETBB | EMBASSY TRUCKING INC. | | | SCAC4 |
| 37 | ETBD | E T S | | | SCAC4 |
| 38 | ETBE | ESTATE TRANSPORT | | | SCAC4 |
| 39 | ETBF | EAS TRANSPORT INC | | | SCAC4 |
| 40 | ETBL | EIGHT BALL TRUCKING | | | SCAC4 |
| 41 | ETBT | ERIC TRUCKING INC | | | SCAC4 |
| 42 | ETBU | ETI BAKIR A.S. | | TR | BIC |
| 43 | ETC | African Transport Trading And Investment Co. (ATTICO) | IATA: ML, Callsign: Tranattico, | SUD | AVCODES |
| 44 | ETC | ATTICO | | | ICAO1 |
| 45 | ETC | East Texas Central R.R. | 7/2000; eliminated 1/2001; 7/2005 | | NAKINA |
| 46 | ETC | East Texas Central R.R. | 7/2000; eliminated 1/2001 | | NRHS |
| 47 | ETC | EAST TEXAS CENTRAL RAILROAD | | | PWRC |
| 48 | ETC | East Texas Central Railroad | | | RSRV |
| 49 | ETC | EAST TEXAS CENTRAL RAILROAD | | | SCAC4 |
| 50 | ETC | Excetera (Croydon Coaches) | | GB | TRAFFIC |
| 51 | ETCA | EMMANUEL TRANSPORT CORPORATION | | | SCAC3 |
| 52 | ETCB | EAGLE TRUCKING COMPANY INC | | | SCAC4 |
| 53 | ETCC | EAST COAST CARTAGE INC | | | SCAC3 |
| 54 | ETCC | E-TECH RECYCLING INC | | | SCAC4 |
| 55 | ETCE | ETCHBERGER | | | SCAC4 |
| 56 | ETCF | EFFICIENT TRANSPORT & CONSULTING LT | | | SCAC4 |
| 57 | ETCG | EAST TENNESSEE CARTAGE COMPANY INC | | | SCAC3 |
| 58 | ETCI | ETONIC INC | | | SCAC3 |
| 59 | ETCJ | E T C TRANSPORT INC | | | SCAC3 |
| 60 | ETCK | EXPRESS TRUCKING & COURIER INC | | | SCAC4 |
| 61 | ETCN | E T COMPANY | | | SCAC3 |
| 62 | ETCN | EDMUNDS TRUCKING COMPANY INC | | | SCAC4 |
| 63 | ETCO | ETI COMPANY | | | SCAC3 |
| 64 | ETCO | EXCLUSIVE TRANSPORTATION FOR INDUST | | | SCAC4 |
| 65 | ETCP | E T C TRANSPORT | | | SCAC3 |
| 66 | ETCP | ECONOMY TRANSPORT CORPORATION | | | SCAC4 |
| 67 | ETCQ | ENGLES TRUCKING CORP | | | SCAC3 |
| 68 | ETCQ | ENGLES TRUCKING CORPORATION | | | SCAC4 |
| 69 | ETCR | EAGLE TRUCKING CORP | | | SCAC3 |
| 70 | ETCS | EAST COAST TRANSPORT INC | | | SCAC3 |
| 71 | ETCU | ACL | | | SCAC4 |
| 72 | ETCW | ERICKSON TRANSFER CO OF WINONA | | | SCAC3 |
| 73 | ETCX | Eastman Chemical Co. | added 7/1994; 7/2000-7/2005 | | NAKINA |
| 74 | ETCX | Tennessee Eastman Co., Division of Eastman Kodak Co. | 4/1970-1/1994; eliminated 7/1994 | | NAKINA |
| 75 | ETCX | Tennessee Eastman Co., Division of Eastman Kodak Co. | 1/1952-7/1965 | | NAKINA |
| 76 | ETCX | Tennessee Eastman Co. | 10/1966 | | NAKINA |
| 77 | ETCX | Tennessee Eastman Corp. | 7/1923-1/1950 | | NAKINA |
| 78 | ETCX | Tennessee Eastman Corp. | Apr-38 | | NRHS |
| 79 | ETCX | Tennessee Eastman Co., Division of Eastman Kodak Co. | 1/52-7/65 | | NRHS |
| 80 | ETCX | Tennessee Eastman Co. | Oct-66 | | NRHS |
| 81 | ETCX | Tennessee Eastman Co., Division of Eastman Kodak Co. | 4/70-1/94; eliminated 7/94 | | NRHS |
| 82 | ETCX | Eastman Chemical Co. | added 7/94; 7/2000 | | NRHS |
| 83 | ETCX | EASTMAN CHEMICAL COMPANY, INC. [TENNESSEE EASTMAN CO.] | | | PWRC |
| 84 | ETCX | Tennessee Eastman (Eastman Chemical) | | | RSRV |
| 85 | ETCX | TENNESSEE EASTMAN CO | | | SCAC3 |
| 86 | ETCX | EASTMAN CHEMICAL COMPANY INC | | | SCAC4 |
| 87 | ETCY | E T C | | | SCAC3 |
| 88 | ETD | Etihad Airways | IATA: EY, Callsign: Etihad, IATA Prefix: 607, Name changed to Etihad Airways d/b/a Etihad. | UAE | AVCODES |
| 89 | ETD | Etihad Airways d/b/a Etihad | IATA: EY, Callsign: Etihad, IATA Prefix: 607, Name changed from Etihad Airways. | UAE | AVCODES |
| 90 | ETD | Etihad Airways | IATA: EY | | ICAO1 |
| 91 | ETD | Etihad Airways | | UAE | TRAFFIC |
| 92 | ETDA | E-TRANSPORT CARRIERS INC (DOMESTIC) | | | SCAC4 |
| 93 | ETDC | E TEC SA DE CV | | | SCAC4 |
| 94 | ETDE | ECKERT, TERRY D ENTERPRISES INC | | | SCAC3 |
| 95 | ETDI | E & T DISTRIBUTERS | | | SCAC3 |
| 96 | ETDL | E T L | | | SCAC4 |
| 97 | ETDP | E T DISPATCH IMPORTS & EXPORTS INC | | | SCAC4 |
| 98 | ETDQ | EMERSON ELECTRIC CO | | | SCAC3 |
| 99 | ETDS | EXPO-TRANSPO DELIVERY SERVICES INC | | | SCAC3 |
| 100 | ETDS | EXPRESS LOGISTICS SOLUTIONS INC | | | SCAC4 |
