| 3301 | TEXK | TRI-EX TRUCKING LTD | | | SCAC4 |
| 3302 | TEXL | TREMBLAY EXPRESS LTEE | | | SCAC3 |
| 3303 | TEXM | TEX-MEX TRANSPORTATION INC | | | SCAC3 |
| 3304 | TEXO | TROXELL ENTERPRISES | | | SCAC4 |
| 3305 | TEXR | TEAM EXPRESS INC | | | SCAC3 |
| 3306 | TEXR | TRAFFIC EXPRESS INC | | | SCAC4 |
| 3307 | TEXS | TS EXPRESS, INC | | | SCAC3 |
| 3308 | TEXS | TS EXPRESS/ALTO SYSTEMS INC | | | SCAC4 |
| 3309 | TEXT | TRANSPORTES MIXTOS NORESTE SA DE CV | | | SCAC4 |
| 3310 | TEXU | TEXTAINER EQUIPMENT MANAGEMENT LTD | | BM | BIC |
| 3311 | TEXU | *TEXAS UTILITIES GENERAL CO. | | | PWRC |
| 3312 | TEXU | *TEXTAINER INCORPORATED | | | PWRC |
| 3313 | TEXU | Textainer | | | RSRV |
| 3314 | TEXU | TEXTAINER INCORPORATED | | | SCAC3 |
| 3315 | TEXU | TEXTAINER INCORPORATED | | | SCAC4 |
| 3316 | TEXV | TEXAS-VERMONT TRANSPORT INC | | | SCAC3 |
| 3317 | TEXV | TEX TRUCKING INTERNACIONAL S A DE C | | | SCAC4 |
| 3318 | TEY | Antey, Joint-Stock Company | Callsign: Antey, | RUS | AVCODES |
| 3319 | TEYI | TERR AND TY TRUCKING INC | | | SCAC4 |
| 3320 | TEYL | TERSA INTERNATIONAL | | | SCAC4 |
| 3321 | TEYR | TRANSPORTES REYHER | | | SCAC4 |
| 3322 | TEYS | TERRYS TAXI | | | SCAC3 |
| 3323 | TEYS | TESYS (TRANSPORTES ESPECIALIZADOS Y | | | SCAC4 |
| 3324 | TEYT | TERRY TRUCKING CO INC | | | SCAC3 |
| 3325 | TEZ | Tez Jet Airlines | Callsign: Tezjet, | KS | AVCODES |
| 3326 | TEZA | TRANSPORTES ESCOBOZA S DE R L DE C | | | SCAC4 |
| 3327 | TEZE | TAMEZ ELIZONDO, GUILLERMO NAPOLEON | | | SCAC4 |
| 3328 | TEZK | TRANSNET FREIGHT LTD | | | SCAC4 |
| 3329 | TEZN | TSCUDI & EITZEN A/S | | | SCAC3 |
| 3330 | TEZN | TSCUDI & EITZEN A/S | | | SCAC4 |
| 3331 | TEZO | TESORO WEST COAST COMPANY | | | SCAC4 |
| 3332 | TEZT | TWO (2) EZ TRANSPORTATION LLC | | | SCAC4 |
| 3333 | TF | Thai Flying Service Co. Ltd. | Designator TF recalled by IATA | T | AVCODES |
| 3334 | TF | Tasman Australia Airlines | Renamed Fitzroy Aviation PTY Ltd. | AUS | AVCODES |
| 3335 | TF | Malmo Aviation AB | ICAO: SCW, Callsign: Scanwings, Name changed to Braathens Regional Aviation AB. Designator 6E recalled by IATA / Name and ICAO callsign changed. Name changed from Braathens Malmo Aviation AB | S | AVCODES |
| 3336 | TF | Avia Taxi France | | F | AVCODES |
| 3337 | TF | Avioligure | | I | AVCODES |
| 3338 | TF | Braathens Regional Aviation AB | ICAO: SCW, Callsign: Scanwings, Merged into Braathens Regional Airways AB on 18 March 2020. Name changed from Malmo Aviation AB. Designator 6E recalled by IATA / Name and ICAO callsign changed. Name changed from Braathens Malmo Aviation AB | S | AVCODES |
| 3339 | TF | Braathens Regional Airways AB | ICAO: BRX, Callsign: Braathens, IATA designator changed from DC after merger with Braathens Regional Aviation AB on 18 March 2020. | S | AVCODES |
| 3340 | TF | Tallulah Falls Ry. Co. (Southern Ry. System) | 8/1920-7/1936 | | NAKINA |
| 3341 | TF | SOUTHERN RAILWAY [TALLULAH FALLS RWY. CO.] | | | PWRC |
| 3342 | TF | Transfesa (Transportes Ferroviarios Especiales S.A.) | Real: TRFSA | E | TRAFFIC |
| 3343 | TFA | Trans-Florida Airlines | Callsign: Trans Florida, | USA | AVCODES |
| 3344 | TFA | Trans-Florida Airlines | | | ICAO1 |
| 3345 | TFAA | TABOR FARMS INC | | | SCAC4 |
| 3346 | TFAC | TFC ALWAYS LLC | | | SCAC4 |
| 3347 | TFAF | TWO FOUR SEVEN (24/7) TRANSPORT & S | | | SCAC4 |
| 3348 | TFAG | TWIN FLAGS EXPRESS INC | | | SCAC4 |
| 3349 | TFAH | TODDS FLATBED SERVICE INC | | | SCAC4 |
| 3350 | TFAI | TRANSFREIGHT ASSOCIATES INC | | | SCAC3 |
| 3351 | TFAI | TRANSPORTES REFRIGERADO RIVAS | | | SCAC4 |
| 3352 | TFAK | THOMAS, F S TRUCKING INC | | | SCAC4 |
| 3353 | TFAM | TAYLOR FARMS | | | SCAC4 |
| 3354 | TFAN | TOTAL FREIGHT SOLUTIONS LLC | | | SCAC4 |
| 3355 | TFAO | TRANSPORTES FALO | | | SCAC4 |
| 3356 | TFAQ | TRANSIT FREIGHT SYSTEMS INC | | | SCAC4 |
| 3357 | TFAU | DEPARTMENT OF NATURAL DEFENCE | | | SCAC4 |
| 3358 | TFAV | TAYLOR FARMS CA INC | | | SCAC4 |
| 3359 | TFB | Tair Airways, Inc. | IATA: T2, | RP | AVCODES |
| 3360 | TFB | Tair Airways | | | ICAO1 |
| 3361 | TFBD | TRANSLINE FLATBED SERVICES INC | | | SCAC4 |
| 3362 | TFBE | TUCO FULL SERVICE | | | SCAC4 |
| 3363 | TFBF | T & F BROKERAGE | | | SCAC4 |
| 3364 | TFBK | TTFB TRUCKING | | | SCAC4 |
| 3365 | TFBP | TUFF BUILT PRODUCTS INC | | | SCAC4 |
| 3366 | TFBT | THREE FOUR NINE TWO SIX FIVE (34926 | | | SCAC4 |
| 3367 | TFC | Transferoviar Calatori | | RO | TRAFFIC |
| 3368 | TFC | TRANSFEROVIAR CALATORI SRL | | RO | VKM |
| 3369 | TFCA | TRAFICO INTERCONTINENTAL SA DE CV | | | SCAC4 |
| 3370 | TFCB | TOP FLIGHT CONCEPTS INC | | | SCAC4 |
| 3371 | TFCC | TFC LOGISTICS CORP | | | SCAC4 |
| 3372 | TFCD | TRI-F CONSOLIDATORS INC | | | SCAC3 |
| 3373 | TFCD | TRI-F CONSOLIDATORS INC | | | SCAC4 |
| 3374 | TFCE | TWENTY FIRST (21ST) CENTURY ENTERPR | | | SCAC3 |
| 3375 | TFCE | TWENTY FIRST (21ST) | | | SCAC4 |
| 3376 | TFCF | TULSA FRUIT COMPANY | | | SCAC4 |
| 3377 | TFCH | TRAFFIC TECH INC | | | SCAC4 |
| 3378 | TFCH | Thommen-Furler AG | | CH | VKM |
| 3379 | TFCI | TRAFCO INC | | | SCAC3 |
| 3380 | TFCI | TRANSAMERICA FREIGHT CO INC | | | SCAC4 |
| 3381 | TFCJ | TAYLOR FARMS COLORADO INC | | | SCAC4 |
| 3382 | TFCK | TARAF TRUCKING | | | SCAC4 |
| 3383 | TFCL | TWENTY FIRST (21ST) CENTURY COACH L | | | SCAC3 |
| 3384 | TFCO | TONE FORWARDING CORP | | | SCAC3 |
| 3385 | TFCO | TWENTY FOUR-SEVEN (24-7) COURIER IN | | | SCAC4 |
| 3386 | TFCP | TYHONAS FUEL COMPANY | | | SCAC3 |
| 3387 | TFCQ | TRUST FORWARDER & CONSOLIDATOR IBC | | | SCAC3 |
| 3388 | TFCQ | TRIANGLE SEAFOODS CORP | | | SCAC4 |
| 3389 | TFCS | TWENTY FIRST (21ST) CENTURY LOGISTI | | | SCAC4 |
| 3390 | TFCT | TWENTY FIRST (21ST) CENTURY TRUCKLI | | | SCAC3 |
| 3391 | TFCU | FAGIOLI SPA | | I | BIC |
| 3392 | TFCU | FAGIOLI SPA | | | SCAC3 |
| 3393 | TFCU | FAGIOLI SPA | | | SCAC4 |
| 3394 | TFCV | TUCSON FREIGHT CONNECTION LLC | | | SCAC4 |
| 3395 | TFCX | The Toledo Furnace Co. | 8/1920-7/1923 | | NAKINA |
| 3396 | TFCX | The Toledo Furnace Co. (Interlake Iron Corp.) | 7/1930 | | NAKINA |
| 3397 | TFCX | INTERLAKE IRON CORP. [TOLEDO FURNACE CO.] | | | PWRC |
| 3398 | TFCY | TIME FREIGHT COMPANY | | | SCAC3 |
| 3399 | TFCY | TWENTY FOUR SEVEN (24 7) EXPRESS LO | | | SCAC4 |
| 3400 | TFCZ | THOMPSON FARMERS CO-OP | | | PWRC |
