| 1 | SXN | Sal Luftverkehrs GmbH | Callsign: Saxon, Name changed from Sal Luftverkehrs GmbH, Flughafen Leipzig-Halle | D | AVCODES |
| 2 | SXN | Südwestflug | Subsidary of Hahn Air / Using Hahn Air's IATA code HR | D | AVCODES |
| 3 | SXN | SaxonAir Charter Ltd. | Callsign: Saxonair, Part of Klyne Aviation Limited. | GB | AVCODES |
| 4 | SXNA | SIX-NATIONS INC | | | SCAC4 |
| 5 | SXNE | SUPREME TRANSPORTATION SOLUTIONS LL | | | SCAC4 |
| 6 | SXNF | SPIRIT TRANSPORTATION INC | | | SCAC4 |
| 7 | SXNI | SANT TRANS INC | | | SCAC4 |
| 8 | SXNJ | STONE'S EXPRESS OF NEW JERSEY, INC | | | SCAC1 |
| 9 | SXNJ | SLIPSTREAM EXPEDITED SERVICES INC | | | SCAC4 |
| 10 | SXNP | STRAIT TRANSPORT LLC | | | SCAC4 |
| 11 | SXNS | SEATTLE TRANS LLC | | | SCAC4 |
