| 1 | TOT | Titan Airways Ltd. | Callsign: Zap, ICAO designator changed to AWC | GB | AVCODES |
| 2 | TOT | Anivia Servicos Aereos Ltda | Callsign: Total Express, Planned start-up will operate obo Total Express. | BR | AVCODES |
| 3 | TOT | Totavia | | | ICAO1 |
| 4 | TOT | Torstein Olstad Transport AS | | N | TRAFFIC |
| 5 | TOTD | TRIPLE O TRANSPORT LTD | | | SCAC4 |
| 6 | TOTE | TOTEM OCEAN TRAILER EXPRESS, INC. | | | PWRC |
| 7 | TOTE | TOTEM OCEAN TRAILER EXPRESS, INC | | | SCAC1 |
| 8 | TOTE | TOTEM OCEAN TRAILER EXPRESS INC | | | SCAC4 |
| 9 | TOTF | TODD TRANSIT, INC | | | SCAC1 |
| 10 | TOTF | TODD TRANSIT INC | | | SCAC4 |
| 11 | TOTI | TODAY TRANSFER INC | | | SCAC4 |
| 12 | TOTJ | TAINO TRANSPORT | | | SCAC4 |
| 13 | TOTL | TOTAL TRANSPORTATION & DISTRIBUTION | | | SCAC4 |
| 14 | TOTM | TOTEM RESORTS | | | SCAC4 |
| 15 | TOTN | TOTAL TRANSPORTATION SOLUTIONS INC | | | SCAC4 |
| 16 | TOTP | TORO TRANSPORTATION LLC | | | SCAC4 |
| 17 | TOTP | Transport Osobowy Tadeusz Powichrowski | City: Zabrze | PL | TRAFFIC |
| 18 | TOTQ | TRANSPORT QUWIC INC | | | SCAC4 |
| 19 | TOTR | TROTTER, V | | | SCAC4 |
| 20 | TOTT | TOTALLY CONFUSED TRANSPORTATION | | | SCAC4 |
| 21 | TOTU | SERVIZI LOGISTICI INTEGRATI S.R.L | | I | BIC |
| 22 | TOTU | TIPHOOK CONTAINER | | | PWRC |
| 23 | TOTU | Tiphook Container | | | RSRV |
| 24 | TOTU | TOTI TRANS SRL | | | SCAC4 |
| 25 | TOTV | THOMPSON TRUCKING INC | | | SCAC4 |
| 26 | TOTX | Cotco, Inc. | added 4/1997; 7/2000; eliminated 4/2003 | | NAKINA |
| 27 | TOTX | Western Evergreen Investments LLC | added 4/2003; eliminated 7/2003; eliminated 10/2003; 7/2005 (not listed) | | NAKINA |
| 28 | TOTX | Cotco, Inc. | added 4/97; 7/2000 | | NRHS |
| 29 | TOTX | WESTERN EVERGREEN INVESTMENTS LLC [COTCO INCORPORATED] | | | PWRC |
| 30 | TOTX | Cotco | | | RSRV |
| 31 | TOTX | WESTERN EVERGREEN INVESTMENTS LLC | | | SCAC4 |
| 32 | TOTY | TORTILLERIA ANY | | | SCAC4 |
