| 1 | AOT | Deutsche Forschungs-Und Versuchsanstalt Fur Luft-Und Raumfahrit E.V. | Callsign: Astronaut, | D | AVCODES |
| 2 | AOT | DLR Flugbetrieb | Callsign: Astronaut, | D | AVCODES |
| 3 | AOT | Asia Overnight Express Corporation | IATA: OE, Callsign: Asia Overnight, IATA Prefix: 918, | RP | AVCODES |
| 4 | AOT | Asia Overnight Express | IATA: OE | | ICAO1 |
| 5 | AOT | ALPHA OMEGA TOURS & CHARTERS INC | | | SCAC4 |
| 6 | AOTA | A-ONE (A-1) TRANSFER & STORAGE INC | | | SCAC3 |
| 7 | AOTA | A-ONE (A-1) TRANSFER & STORAGE CO I | | | SCAC4 |
| 8 | AOTC | A.R.S. TRANSPORT, INC | | | SCAC3 |
| 9 | AOTC | A-ONE (A-1) TRANSIT CORPORATION | | | SCAC4 |
| 10 | AOTD | AERO TRANS INC | | | SCAC3 |
| 11 | AOTF | A-ONE (A-1) TRANSFER | | | SCAC3 |
| 12 | AOTG | A-ONE (A-1) TRANSPORT (2007) LTD | | | SCAC4 |
| 13 | AOTH | A-ONE (A-1) TRANSPORTATION SERVICE | | | SCAC3 |
| 14 | AOTH | A-OK TRANSPORT INC | | | SCAC4 |
| 15 | AOTI | A-ONE (A-1) TRUCK SERVICE INC | | | SCAC3 |
| 16 | AOTJ | A-ONE (A-1) TRUCKING INC | | | SCAC4 |
| 17 | AOTK | A-ONE (A-1) TRUCKING | | | SCAC4 |
| 18 | AOTL | ABES ON TIME LIMO | | | SCAC3 |
| 19 | AOTM | A-ONE (A-1) TRUCKING COMPANY | | | SCAC3 |
| 20 | AOTN | A-O TRUCKING COMPANY INC | | | SCAC3 |
| 21 | AOTO | ARNOLD TRANSPORT INC | | | SCAC3 |
| 22 | AOTO | A-ONE (A-1) TRANSPORT SPECIALIST | | | SCAC4 |
| 23 | AOTQ | A O T LIMOUSINE | | | SCAC3 |
| 24 | AOTQ | A ONE (1) TRUCKING EXPRESS INC | | | SCAC4 |
| 25 | AOTU | AMERICAN OVERSEAS TRANSPORT LINES | | | SCAC3 |
| 26 | AOTU | AMERICAN OVERSEAS TRANSPORT LINES | | | SCAC4 |
| 27 | AOTW | AUTO TAXI INC | | | SCAC3 |
| 28 | AOTX | American Oil & Tank Line Co. | 8/1920 | | NAKINA |
| 29 | AOTX | AMERICAN OIL & TANK LINE INC. | | | PWRC |
| 30 | AOTY | ATLAS OIL COMPANY | | | SCAC4 |
