| 1 | BTX | Volkswagen AirService GmbH | Callsign: Beetle, ICAO designator changed from WGT w.e.f. 21 May 2020. | D | AVCODES |
| 2 | BTXA | BACARELLA TRANSPORTATION SERVICES I | | | SCAC4 |
| 3 | BTXB | BOATMAN EXPRESS | | | SCAC4 |
| 4 | BTXC | BUCKEYE TAXI COMPANY INC | | | SCAC3 |
| 5 | BTXD | B T T EXPRESS INC | | | SCAC4 |
| 6 | BTXF | BELL TRANSPORTATION INC | | | SCAC4 |
| 7 | BTXH | BOLT EXPRESS INC | | | SCAC4 |
| 8 | BTXI | BRAINERD TAXI SERVICE | | | SCAC3 |
| 9 | BTXK | BEMAG TRANSFORMER | | | SCAC4 |
| 10 | BTXL | BANANAS TEXAS STYLE INC | | | SCAC4 |
| 11 | BTXM | BEHLER TRANSPORTATION SERVICES LLC | | | SCAC4 |
| 12 | BTXO | BRIGHT TRANSPORT LTD | | | SCAC4 |
| 13 | BTXP | B&T EXPRESS, INC | | | SCAC3 |
| 14 | BTXP | B & T EXPRESS INC | | | SCAC4 |
| 15 | BTXQ | BULMO TRANSPORTATION INC | | | SCAC4 |
| 16 | BTXR | BLT EXPRESS INC | | | SCAC3 |
| 17 | BTXR | BELO TANK XPRESS LLC | | | SCAC4 |
| 18 | BTXS | BLACKMON TRANSPORTATION SERVICES IN | | | SCAC3 |
| 19 | BTXS | BT TRANSPORTATION AND LOGISTICS LLC | | | SCAC4 |
| 20 | BTXT | BT EXPRESS TRUCKING | | | SCAC4 |
| 21 | BTXV | BRENNAN TRANSPORTATION SERVICES | | | SCAC4 |
| 22 | BTXW | BORDER TEAM EXPRESS LLC | | | SCAC4 |
