| 1 | EGX | Eagle Air Co. Ltd. | Callsign: Thai Eagle, | T | AVCODES |
| 2 | EGX | Eagle Air Company | | | ICAO1 |
| 3 | EGX | Empire Oil & Refining Co. | 7/1930-7/1935; 7/1937 (not listed) | | NAKINA |
| 4 | EGX | Empire Refineries, Inc. | 8/1920-7/1923 | | NAKINA |
| 5 | EGX | EMPIRE OIL REFINING CO. [EMPIRE REFINERIES, INC.] | | | PWRC |
| 6 | EGXD | EAGLE EXPEDITE | | | SCAC3 |
| 7 | EGXE | EVERGREEN EXPRESS LINES INC | | | SCAC3 |
| 8 | EGXL | EAGLE XPRESS | | | SCAC3 |
| 9 | EGXL | EAGLE XPRESS | | | SCAC4 |
| 10 | EGXN | EAGLE EXPRESS INC | | | SCAC4 |
| 11 | EGXO | EAGLE EXPRESS | | | SCAC3 |
| 12 | EGXO | EAGLE EXPRESS | | | SCAC4 |
| 13 | EGXR | EAGLE EXPRESS | | | SCAC3 |
| 14 | EGXS | EAGLE EXPRESS | | | SCAC3 |
