| 1 | WTA | Africa West | IATA: 3L, Callsign: West Togo, IATA Prefix: 858, Designator 3L* recalled by IATA | TG | AVCODES |
| 2 | WTA | Africa West | IATA: FK, Callsign: West Togo, IATA Prefix: 858, Designator FK recalled by IATA. IATA Desginator changed from FK*. Designator 3L* recalled by IATA | TG | AVCODES |
| 3 | WTA | Africa West | IATA: FK, Callsign: West Togo, IATA Prefix: 858, IATA Desginator changed to FK. Designator 3L* recalled by IATA | TG | AVCODES |
| 4 | WTA | Africa West | IATA: FK | | ICAO1 |
| 5 | WTA | WICHITA TERMINAL ASSOCIATION | | | PWRC |
| 6 | WTA | WICHITA TERMINAL ASSOCIATION | | | SCAC4 |
| 7 | WTAC | WILLIAMS TRUCKING | | | SCAC4 |
| 8 | WTAE | WILCO TRANSPORTATION SERVICES INC | | | SCAC4 |
| 9 | WTAG | WARDEN FARMS TRUCKING LLC | | | SCAC4 |
| 10 | WTAH | WESTERN TRANSPORTATION SERVICES LLC | | | SCAC4 |
| 11 | WTAK | WHITLOW TRUCKING | | | SCAC4 |
| 12 | WTAL | WORLDTRANS AIR-SEA SERVICE LTD | | | SCAC4 |
| 13 | WTAP | WALLACE TRANSPORT | | | SCAC1 |
| 14 | WTAP | WALLACE TRANSPORT | | | SCAC4 |
| 15 | WTAQ | WALLER TRANSPORT & EQUIPMENT INC | | | SCAC4 |
| 16 | WTAR | WHITETAIL TRUCKING INC | | | SCAC4 |
| 17 | WTAS | WESTERN TRAILER SERVICE INC | | | SCAC4 |
| 18 | WTAU | WILTRADING PTY LTD | | | SCAC4 |
| 19 | WTAV | WESTS TRANSPORTATION SOLUTIONS LLC | | | SCAC4 |
| 20 | WTAW | WIREDTIME.COM INC | | | SCAC4 |
