| Abbreviation | Definition |
|---|---|
| TOI | Troy Municipal Airport, Troy, Alabama USA |
| TOK | Torokina, Papua New Guinea |
| TOL | Toledo Express Airport, Toledo, Ohio USA |
| TOM | Tombuctou, Mali |
| TON | Tonu, Papua New Guinea |
| TOP | Topeka, Kansas USA |
| TOQ | Tocopilla, Chile |
| TOR | Torrington Municipal Airport, Torrington, Wyoming USA |
| TOS | Tromso, Norway |
| TOU | Touho, New Caledonia |
| TOV | Westend S, Tortola, British Virgin Islands |
| TOW | Toledo, PR, Brazil |
| TOX | Tobolsk, Russia |
| TOY | Toyama, Japan |
| TOZ | Touba, Cote d'Ivoire |
| TPA | Tampa International Airport, Tampa/ St. Petersburg, Florida USA |
| TPC | Tarapoa, Ecuador |
| TPE | Taipei, Taiwan |
| TPG | Taiping, Malaysia |
| TPH | Tonopah, Nevada USA |