| 1 | AIT | Airest | | EST | AVCODES |
| 2 | AIT | American International Airways, Inc. | Callsign: Arthur, | USA | AVCODES |
| 3 | AIT | Air Taurus LLC | Callsign: Air Taurus, | UA | AVCODES |
| 4 | AIT | Airest | | | ICAO1 |
| 5 | AITB | AMERICAN INTERNATIONAL INC | | | SCAC4 |
| 6 | AITC | AIRWAY TRUCKING CO | | | SCAC3 |
| 7 | AITD | AIM TRANSPORTATION SERVICES INC | | | SCAC3 |
| 8 | AITD | ATLANTIC INTERMODAL TRANSPORT | | | SCAC4 |
| 9 | AITE | AIR TRANSPORTATION ENTERPRISES INC | | | SCAC3 |
| 10 | AITG | A & I TRUCKING | | | SCAC4 |
| 11 | AITH | ATLAS INTERMODAL TRUCKING SERVICE I | | | SCAC3 |
| 12 | AITH | ATLAS INTERMODAL TRUCKING SERVICE I | | | SCAC4 |
| 13 | AITK | AIR TRUCK INC | | | SCAC3 |
| 14 | AITK | AITKEN ENVIRONMENTAL SERVICES LIMIT | | | SCAC4 |
| 15 | AITL | AIR TAXI LTD | | | SCAC3 |
| 16 | AITN | AIRPORT TAXI COMPANY | | | SCAC3 |
| 17 | AITO | AIT TRUCKING CORP | | | SCAC4 |
| 18 | AITP | ALASKA INTERIOR TRANSPORT INC | | | SCAC4 |
| 19 | AITQ | AIR TRAFFIC SERVICE INCORPORATED | | | SCAC3 |
| 20 | AITT | AIRE, T. C | | | SCAC3 |
| 21 | AITU | ARKEMA B.V. – LOCATION ROTTERDAM | | NL | BIC |
| 22 | AITU | WESTERN INTERMODAL | | | PWRC |
| 23 | AITU | Western Intermodal (Arkema Rotterdam) | | | RSRV |
| 24 | AITU | ATOFINA ROTTERDAM BV | | | SCAC4 |
| 25 | AITV | AIR TRAVEL TRANSPORTATION INC | | | SCAC3 |
| 26 | AITV | AITOLIKOS NAVIGATION LTD | | | SCAC4 |
| 27 | AITY | A I T | | | SCAC3 |
| 28 | AITY | AIT TRUCKING INC | | | SCAC4 |
