| 1 | UWA | South East Aviation Holding, Inc. | Callsign: Grumpy, Name changed to United West Airlines, Inc. | USA | AVCODES |
| 2 | UWA | United West Airlines, Inc. | Callsign: Grumpy, Name changed from South East Aviation Holding, Inc. | USA | AVCODES |
| 3 | UWAG | Überlandwerke Fulda AG | City: Vilnius | D | TRAFFIC |
| 4 | UWAJIMA | Uwajima Bus | | J | TRAFFIC |
| 5 | UWAL | UNITEDWAY WAREHOUSE AND LOGISTICS C | | | SCAC4 |
| 6 | UWAU | UNITED WIN LOGISTICS CO., LTD. | | PRC | BIC |
| 7 | UWAY | UNITED WAY TRANSPORT | | | SCAC4 |
| 8 | UWAY | United Railways SRL | | RO | TRAFFIC |
