| 1 | TV | Virgin Express | ICAO: VEX, Callsign: Virgin Express, Merged with Delta Air Transport to form Brussels Airlines. Designator TV reinstated by IATA. ICAO designator changed from EBA | B | AVCODES |
| 2 | TV | Trans America Airlines, Inc. | ICAO: TVA, Name changed from Trans International Airlines, Inc. | USA | AVCODES |
| 3 | TV | Haiti Trans Air, S.A. | ICAO: HTC, Callsign: Haiti Transair, Designator TV recalled by IATA | RH | AVCODES |
| 4 | TV | Virgin Express | ICAO: EBA, Callsign: Virgin Express, ICAO designator changed to VEX. | B | AVCODES |
| 5 | TV | Trans International Airlines, Inc. | Callsign: Trans-International, Name changed to Trans America Airlines, Inc. | USA | AVCODES |
| 6 | TV | Tibet Airlines Corporation Limited | ICAO: TBA, Callsign: Tibet, | PRC | AVCODES |
| 7 | TV | Tisza Volán | | H | TRAFFIC |
| 8 | TV&G | Tavares & Gulf R.R. | 7/1923-4/1970 | | NAKINA |
| 9 | TV&G | Tavares & Gulf R.R. | 4/38-4/70 | | NRHS |
| 10 | TV&G | TAVARES & GULF RAILROAD | | | PWRC |
| 11 | TVA | Trans America Airlines, Inc. | Callsign: Trans-America, | USA | AVCODES |
| 12 | TVA | Trans America Airlines, Inc. | IATA: TV, Name changed from Trans International Airlines, Inc. | USA | AVCODES |
| 13 | TVA | Trans America Airlines | | | ICAO1 |
| 14 | TVA | TENNESSEE VALLEY AUTHORITY | | | PWRC |
| 15 | TVA | Tennessee Valley Authority | | USA | TRAFFIC |
| 16 | TVAB | Tekniska Verken i Linköping AB | | SE | VKM |
| 17 | TVAC | TIGER-VAC INTERNATIONAL INC | | | SCAC4 |
| 18 | TVAE | TRANSPORTES VALENZUELA | | | SCAC4 |
| 19 | TVAJ | TRANS-VAR | | | SCAC4 |
| 20 | TVAL | TRANSPORTES VALLE | | | SCAC4 |
| 21 | TVAM | TRANSPORT VALMARK INC | | | SCAC4 |
| 22 | TVAN | TANNER VAN LINES INC | | | SCAC4 |
| 23 | TVAQ | TRANSPORTES VANGELICS | | | SCAC4 |
| 24 | TVAR | TRANSPORT VARES INC | | | SCAC4 |
| 25 | TVAT | TRANSPORTES VAZQUEZ | | | SCAC4 |
| 26 | TVAU | Train à Vapeur d'Auvergne | | F | TRAFFIC |
| 27 | TVAV | TRANSPORTES VISTA AL MAR SA DE CV | | | SCAC4 |
| 28 | TVAX | Tennessee Valley Authority | added 1/1963; 7/1965-7/2005 | | NAKINA |
| 29 | TVAX | Tennessee Valley Authority | 7/65-7/2000 | | NRHS |
| 30 | TVAX | TENNESSEE VALLEY AUTHORITY | | | PWRC |
| 31 | TVAX | Tennessee Valley Authority | | | RSRV |
| 32 | TVAZ | TVA INDUSTRY | | | PWRC |
| 33 | TVBG | TRANSPORTES VILLARREAL BERLANGA SA | | | SCAC4 |
| 34 | TVBX | TVGX Group | 7/2000-7/2005 (not listed) | | NAKINA |
| 35 | TVBX | TVGX Group | Jul-00 | | NRHS |
| 36 | TVBX | TVGX GROUP | | | PWRC |
| 37 | TVBX | TVGX Group | | | RSRV |
| 38 | TVCA | TVM CANADA (DIV OF T V MINORITY COM | | | SCAC4 |
| 39 | TVCE | TOR-VAN CONTAINER EXPRESS LINES LTD | | | SCAC4 |
| 40 | TVCF | TREVINO, CARLOS TRANSFER | | | SCAC4 |
| 41 | TVCG | TREVINO CERVANTES, GERMAN | | | SCAC4 |
| 42 | TVCI | TERRYS SERVICE CENTER INC | | | SCAC4 |
| 43 | TVCK | TRAVCO TRUCKING INC | | | SCAC4 |
| 44 | TVCM | TRANSPORTES SAS SA DE CV | | | SCAC4 |
| 45 | TVCR | TRAVCO LOGISTICS CORP | | | SCAC4 |
| 46 | TVCT | TREVINO CRUZ, LEOPOLDO GERARDO | | | SCAC4 |
| 47 | TVCX | The Viscose Co. | 7/1937-4/1938 (not listed) | | NAKINA |
| 48 | TVCX | THE VISCOSE CO. | | | PWRC |
| 49 | TVD | Aeroflight Academy of Aviation, Inc. | Callsign: Aeroflight, | USA | AVCODES |
| 50 | TVDI | TRANSPORT V D L INC | | | SCAC4 |
| 51 | TVE | Tam Aviacao Executiva | | BR | AVCODES |
| 52 | TVEA | THREE RIVERS LOGISTICS INC | | | SCAC4 |
| 53 | TVEB | TERRA VERRE | | | SCAC4 |
| 54 | TVEE | TRIVEE TRANSPORT LTD | | | SCAC4 |
| 55 | TVEF | TRANSPORTES VENUS | | | SCAC4 |
| 56 | TVEN | TRUMAN, DEAN VAN & STORAGE | | | SCAC4 |
| 57 | TVEO | TVE INC | | | SCAC4 |
| 58 | TVER | TRANSPORT VERVILLE LTEE | | | SCAC4 |
| 59 | TVEV | TRAVCO ENTERPRISE LLC | | | SCAC4 |
| 60 | TVEW | THYSSENKRUPP VEERHAVEN | | | SCAC4 |
| 61 | TVF | Transavia France S.A.S. | IATA: TO, Callsign: France Soleil, Desginator TO reinstated by IATA | F | AVCODES |
| 62 | TVF | TVF | | FAN | TRAFFIC |
| 63 | TVFB | TREVI FABRICATION INC | | | SCAC4 |
| 64 | TVFM | TWIN VALLEY FARMERS EXCHANGE INC | | | SCAC4 |
| 65 | TVFR | TURKEY VALLEY FARMS | | | SCAC4 |
| 66 | TVFS | TRANSPORTES DIVAZ DE NUEVO LAREDO | | | SCAC4 |
| 67 | TVFT | TRAVERSE FREIGHT INC | | | SCAC4 |
| 68 | TVG | TAVARES & GULF RAILROAD | | | PWRC |
| 69 | TVGD | TRANSPORTES VARGAS DIAZ | | | SCAC4 |
| 70 | TVGE | TRANSFORMER SALVAGE INC | | | SCAC4 |
| 71 | TVH | Trabajos Aereos Vascongados, S.A. | Callsign: Travasa, | E | AVCODES |
| 72 | TVH | Trabajos Aereos Vascongados | | | ICAO1 |
| 73 | TVHS | TRANSPORTES VILLARREAL HACES S A DE | | | SCAC4 |
| 74 | TVHT | TRANSPORTES SERVICIO Y DISTRIBUCION | | | SCAC4 |
| 75 | TVI | Tiramavia Ltd. | Callsign: Tiramavia, | MD | AVCODES |
| 76 | TVI | Tiramavia | | | ICAO1 |
| 77 | TVIA | TUVIA SPA | | | SCAC4 |
| 78 | TVIC | TRANSPORTES VICAM | | | SCAC4 |
| 79 | TVID | TRANSPORTES RAPIDOS VI-DA | | | SCAC4 |
| 80 | TVIK | TRANSPORT VILMIK | | | SCAC4 |
| 81 | TVIL | TRANSPORTES VALVIL | | | SCAC4 |
| 82 | TVIO | TEVIS OIL INC | | | SCAC4 |
| 83 | TVIS | TRI VISION TRANSPORT LTD | | | SCAC4 |
| 84 | TVIV | TRANSPORTES INDUSTRIALES VITA SA DE | | | SCAC4 |
| 85 | TVIY | TANTALUS VINEYARDS | | | SCAC4 |
| 86 | TVJ | Tavaj Transportes Aereos Regulares S/A d/b/a TAVAJ Linhas Aereas | IATA: 4U, Callsign: Tavaj, | BR | AVCODES |
| 87 | TVJ | Thai Vietjet Air Joint Stock Co., Ltd. | IATA: V9, Callsign: Thaiviet Jet, IATA Designator changed to VZ | T | AVCODES |
| 88 | TVJ | Thai Vietjet Air Joint Stock Co., Ltd. | IATA: VZ, Callsign: Thaiviet Jet, IATA Prefix: 863, IATA Designator changed from V9* | T | AVCODES |
| 89 | TVKC | TREVOR DUCK TRUCKING INC | | | SCAC4 |
| 90 | TVKD | TEROVIC TRUCKING | | | SCAC4 |
| 91 | TVKL | TRAVIS TRUCKING LLC | | | SCAC4 |
| 92 | TVKN | TOVA TRUCKING INC | | | SCAC4 |
| 93 | TVL | Travel Service Legiforgalmi esSzolgaltato Kft. | IATA: 7O, Callsign: Travel Service, ICAO Callsign changed to Travelair | H | AVCODES |
| 94 | TVL | Travel Service Legiforgalmi esSzolgaltato Kft. | IATA: 7O, Callsign: Travelair, Name changed to Smartwings Hungary Kft. w.e.f. 10 December 2018. ICAO Callsign changed from Travel Service | H | AVCODES |
| 95 | TVL | Smartwings Hungary Kft. | IATA: 7O, Callsign: Travelair, Name changed from Travel Service Legiforgalmi es Szolgaltato Kft. w.e.f. 10 December 2018. ICAO Callsign changed from Travel Service | H | AVCODES |
| 96 | TVL | Travel Service | | | ICAO1 |
| 97 | TVLC | T V L CONTAINER LINE | | | SCAC4 |
| 98 | TVLE | TRAVELER PENGUIN | | | SCAC4 |
| 99 | TVLF | TRANSPORTES VILLALPANDO | | | SCAC4 |
| 100 | TVLG | TRANSVISION LOGISTICS | | | SCAC4 |
