| 1 | TE | Lithuanian Airlines | ICAO: LIL, Callsign: Lithuania Air, IATA Prefix: 874, Name changed to FlyLAL-Lithuanian Airlines w.e.f. February 2007. | LT | AVCODES |
| 2 | TE | Air New Zealand Ltd. | ICAO: ANZ, Callsign: New Zealand, IATA designator changed to NZ. (International Division) | NZ | AVCODES |
| 3 | TE | SkyTaxi sp. z.o.o. | ICAO: IGA, Callsign: iguana, | PL | AVCODES |
| 4 | TE | FlyLAL-Lithuanian Airlines | ICAO: LIL, Callsign: Lithuania Air, IATA Prefix: 874, Ceased operations on 17 January 2009. Name changed from Lithuanian Airlines | LT | AVCODES |
| 5 | TE | Tacoma Eastern Ry. Co. | added 4/1995; eliminated 7/1997; 7/2000-7/2005 | | NAKINA |
| 6 | TE | Tacoma Eastern Ry. Co. | added 4/95; eliminated 7/97; 7/2000 | | NRHS |
| 7 | TE | Trossinger Eisenbahn AG | Trossingen | D | privat-bahn.de |
| 8 | TE | TACOMA EASTERN RAILWAY | | | PWRC |
| 9 | TE | Tacoma Eastern Railway | | | RSRV |
| 10 | TE | TACOMA EASTERN RAILWAY CO | | | SCAC4 |
| 11 | TE | Trossinger Eisenbahn | | D | TRAFFIC |
| 12 | TE | Stadtwerke Trossingen - Trossinger Eisenbahn | | DE | VKM |
| 13 | TEA | T Doble A, Empresa de Transportes Aerecs Andahuaylas | Callsign: Tee-Doble, | PE | AVCODES |
| 14 | TEA | Executive Turbine Aviation | | | ICAO1 |
| 15 | TEA | Trenes Especiales Argentinos | | RA | TRAFFIC |
| 16 | TEAB | TELE ATLAS NORTH AMERICA INC | | | SCAC4 |
| 17 | TEAC | TEAM CARRIERS INC | | | SCAC4 |
| 18 | TEAD | TEAGARDEN FUEL SERVICE | | | SCAC4 |
| 19 | TEAE | TEAM EXPRESS INTERNATIONAL | | | SCAC3 |
| 20 | TEAE | TEAM EXPRESS INTERNATIONAL | | | SCAC4 |
| 21 | TEAF | TETERBORO AIR FREIGHT | | | SCAC3 |
| 22 | TEAG | TEAGUE BROTHERS TRANSFER AND STORAG | | | SCAC3 |
| 23 | TEAG | TEAGUE BROTHERS TRANSFER AND STORAG | | | SCAC4 |
| 24 | TEAH | TEAM FREIGHT INC | | | SCAC4 |
| 25 | TEAI | THOMPSON, E A CO INC | | | SCAC3 |
| 26 | TEAL | TEAL'S EXPRESS, INC | | | SCAC3 |
| 27 | TEAL | TEALS EXPRESS INC | | | SCAC4 |
| 28 | TEAM | TEAM TRANSPORTATION SERVICES INC | | | SCAC4 |
| 29 | TEAO | TECH CARTAGE COMPANY | | | SCAC3 |
| 30 | TEAP | TEAM TRANSPORT | | | SCAC3 |
| 31 | TEAQ | TEMAC TRUCKING CORP | | | SCAC3 |
| 32 | TEAS | TERRYS AUTO SALVAGE, INC | | | SCAC3 |
| 33 | TEAT | TEAM TRANSIT INC | | | SCAC3 |
| 34 | TEAU | TEAKDECKING SYSTEMS INC | | USA | BIC |
| 35 | TEAU | Teakdecking Systems | | | RSRV |
| 36 | TEAU | TEAKDECKING SYSTEMS INC | | | SCAC4 |
| 37 | TEAV | TRANSPORTACION ESPECIAL AUTORIZADA | | | SCAC4 |
| 38 | TEAW | TEXAS FREIGHT | | | SCAC4 |
| 39 | TEAX | Teal Tank Car Co. | added 7/1967; 4/1970; eliminated 7/1973 | | NAKINA |
| 40 | TEAX | Transportation Equipment, Inc. | added 7/1993; 1/1994-7/2000; eliminated 1/2005; 7/2005 (not listed) | | NAKINA |
| 41 | TEAX | Teal Tank Car Co. | added 7/67; 4/70; eliminated 7/73 | | NRHS |
| 42 | TEAX | Transportation Equipment, Inc. | added 7/93; 1/94-7/2000 | | NRHS |
| 43 | TEAX | *TEAL TANK CAR CO. | | | PWRC |
| 44 | TEAX | +(TEIX) TRANSPORTATION EQUIPMENT, INC. | | | PWRC |
| 45 | TEAX | Transportation Equipment | | | RSRV |
| 46 | TEAX | TRANSPORTATION EQUIPMENT, INC. | | | SCAC4 |
| 47 | TEAY | TEASLEY TRUCKING | | | SCAC4 |
| 48 | TEB | Tecnoaviacion | | E | AVCODES |
| 49 | TEB | Tenir Airlines | | | ICAO1 |
| 50 | TEB | Tramvie Elettiche Bergamasche | City: Bergamo | I | TRAFFIC |
| 51 | TEBC | TWO EIGHT SIX ONE-SEVEN TWO THREE O | | | SCAC4 |
| 52 | TEBE | TRANSPORTES TREBE | | | SCAC4 |
| 53 | TEBF | TEBB, FRED & SONS INC | | | SCAC4 |
| 54 | TEBK | TENNESSEE STEEL HAULERS INC (BROKER | | | SCAC4 |
| 55 | TEBL | TRAVELEASE BUS LINE INC | | | SCAC3 |
| 56 | TEBR | TENNESSEE STEEL HAULERS INC | | | SCAC4 |
| 57 | TEBS | TRANSPORTES ESCALANTE | | | SCAC4 |
| 58 | TEBT | TEE-BERT TRUCKING | | | SCAC3 |
| 59 | TEBU | TRANS-SIBGRUPP LTD | | | SCAC4 |
| 60 | TEBY | TIME EXPERT INC | | | SCAC4 |
| 61 | TEC | TEA Cyprus Ltd. | Callsign: Teak, Ceased operations. | CY | AVCODES |
| 62 | TEC | ADI Shuttle Group, LLC | Callsign: Techjet, | USA | AVCODES |
| 63 | TEC | TOTEM COACHES INC | | | SCAC4 |
| 64 | TEC | Société Régionale Wallonne du Transport | 5 regional public transport companies branded as TEC or "Transport En Commun" | B | TRAFFIC |
| 65 | TECA | TEMPO CARTAGE INC | | | SCAC3 |
| 66 | TECA | TECATE LOGISTICS LLC | | | SCAC4 |
| 67 | TECB | TRIPLE EAGLE CONTAINER LINE LTD | | | SCAC4 |
| 68 | TECC | TRANS-ECONOWAY CARTAGE INC | | | SCAC3 |
| 69 | TECC | TECHNICO INC | | | SCAC4 |
| 70 | TECD | TERMINAL CONSOLIDATION COMPANY | | | SCAC3 |
| 71 | TECD | TERMINAL CONSOLIDATION COMPANY | | | SCAC4 |
| 72 | TECE | TECE TRUCKING INC | | | SCAC4 |
| 73 | TECF | TEC TRANSPORT SYSTEMS INC | | | SCAC3 |
| 74 | TECF | TECNOSTEEL SA DE CV | | | SCAC4 |
| 75 | TECG | TEAM CARRIERS INC (A DIV OF MANITOU | | | SCAC3 |
| 76 | TECI | TECH LOGISTICS INC | | | SCAC4 |
| 77 | TECK | Tecklenburger Nordbahn | Real: TN | D | TRAFFIC |
| 78 | TECL | TEC LEASING | | | SCAC3 |
| 79 | TECL | TECHNICAL LOGISTICS CORPORATION | | | SCAC4 |
| 80 | TECM | TERRA-COMMERCIAL TRANSPORT | | | SCAC3 |
| 81 | TECN | TECHNOLOGY DISTRIBUTION SYSTEM, INC | | | SCAC3 |
| 82 | TECNOFER | Tecnofer s.r.l. | | I | TRAFFIC |
| 83 | TECO | COPAC RAIL [CONTINENTAL PACIFIC RWY.; TEAMO-TACOMA RAILROAD] | | | PWRC |
| 84 | TECO | Teamo-Tacoma Railroad (Lincoln Pacific Railway) | | | RSRV |
| 85 | TECO | TERMICOLD CORPORATION | | | SCAC3 |
| 86 | TECO | TERMICOLD CORPORATION | | | SCAC4 |
| 87 | TECP | TENENBAUM, A COMPANY INC | | | SCAC3 |
| 88 | TECQ | TERMINAL CARTAGE CO | | | SCAC3 |
| 89 | TECQ | TR ELECTRONIC | | | SCAC4 |
| 90 | TECR | TECREP | | | SCAC3 |
| 91 | TECS | TEMPCO CONTRACTING & SUPPLY CORP | | | SCAC3 |
| 92 | TECS | TecSol | | A | TRAFFIC |
| 93 | TECSA | | | E | TRAFFIC |
| 94 | TECSA | TECSA EMPRESA CONSTRUCTORA, S.A. | | ES | VKM |
| 95 | TECT | TECUMSEH TRANSFER | | | SCAC3 |
| 96 | TECT | TECH TRAILERS/AUTO EXCESSORIES (DIV | | | SCAC4 |
| 97 | TECU | TECHNOLOGY INDUSTRIAL GASES PRODUCTION CO | | KWT | BIC |
| 98 | TECW | TECHMEIER, WALTER C | | | SCAC3 |
| 99 | TECX | TEC Terminals, Inc. | added 7/1970; eliminated 1/1973 | | NAKINA |
| 100 | TECX | Robertson Terminals, Inc. | added 1/1973; 1/1975; eliminated 1/1977 | | NAKINA |