| 1 | HTS | Helitrans Air Service, Inc. | Callsign: Helitrans, | USA | AVCODES |
| 2 | HTS | Helistar S.A.S. | Callsign: Helisas, | CO | AVCODES |
| 3 | HTS | Helitrans Air Service | | | ICAO1 |
| 4 | HTSB | HAVE TRANSPORT SOLUTIONS CORPORATIO | | | SCAC4 |
| 5 | HTSE | HUNTLEY ENTERPRISES S A | | | SCAC4 |
| 6 | HTSG | HAITI SHIPPING LINES INC | | | SCAC4 |
| 7 | HTSH | HIRSCHBACH TRANSPORTATION SERVICES | | | SCAC4 |
| 8 | HTSJ | HITACHI TRANSPORT SYSTEM LTD | | | SCAC4 |
| 9 | HTSL | HYNDMAN TRANSPORT (1972) LIMITED | | | SCAC4 |
| 10 | HTSM | HOT SHOT DELIVERY SERVICE INC | | | SCAC4 |
| 11 | HTSN | HUNTERS TRUCKING SERVICES INC | | | SCAC4 |
| 12 | HTSO | HART STUDIOS INC | | | SCAC4 |
| 13 | HTSP | HUNTER TRANSPORT LTD | | | SCAC4 |
| 14 | HTSQ | HILLDRUP MOVING & STORAGE | | | SCAC4 |
| 15 | HTSU | HTS LLC | | RUS | BIC |
| 16 | HTSU | HIGH TECH TRANSPORT LTD. | | | PWRC |
| 17 | HTSU | High Tech Transport | | | RSRV |
| 18 | HTSU | HIGH TECH TRANSPORT, LTD | | | SCAC4 |
| 19 | HTSV | HORNUNG TRUCKING SERVICE, Manning Distribution Services, INC | | | SCAC1 |
| 20 | HTSV | HORNUNGS TRUCKING SERVICE | | | SCAC4 |
| 21 | HTSX | Herzog Transit Services, Inc. | 7/2005 (not listed) | | NAKINA |
| 22 | HTSX | HERZOG TRANSIT SERVICES, INC. | | | PWRC |
| 23 | HTSX | Herzog Transit Services | | | RSRV |
| 24 | HTSX | HERZOG TRANSIT SERVICES INC | | | SCAC4 |
