| 1 | ULG | U Airlines Co. Ltd. | IATA: YL, Founded April 2012. IATA desinator YL recalled. | T | AVCODES |
| 2 | ULG | U Airlines Co. Ltd. | Founded April 2012. IATA desinator YL recalled. | T | AVCODES |
| 3 | ULGI | UNITED LOGISTICS GROUP INC | | | SCAC4 |
| 4 | ULGN | UNITED LOGISTICS GROUP INC | | | SCAC4 |
| 5 | ULGP | UNITED LETTERLOCK GROUP INC | | | SCAC4 |
| 6 | ULGT | UNITED LOGISTICS INC | | | SCAC4 |
| 7 | ULGU | Universal Lng Solution | | | RSRV |
| 8 | ULGW | UNIVERSAL LOGISTICS GROUP WEST INC | | | SCAC4 |
