| 1 | HIT | Helitalia S.p.A. | Callsign: Helitalia, | I | AVCODES |
| 2 | HIT | Helitalia | | | ICAO1 |
| 3 | HIT | HIT Holzindustrie Torgau OHG | | DE | VKM |
| 4 | HITC | HILLSBORO TRANSPORTATION COMPANY | | | SCAC1 |
| 5 | HITE | HI-TEC INTERVENTION INC | | | SCAC4 |
| 6 | HITI | HADDAD INTERNATIONAL TRANSPORT INC | | | SCAC4 |
| 7 | HITM | HOLLAND INGREDIENT TRANSPORT INC | | | SCAC4 |
| 8 | HITO | HILLTOP FREIGHT | | | SCAC4 |
| 9 | HITP | HANKYU HANSHIN EXPRESS (USA) INC | | | SCAC4 |
| 10 | HITQ | HI TECH TRUCKING INC | | | SCAC4 |
| 11 | HITR | HILLIS TRANSPORT LLC | | | SCAC4 |
| 12 | HITS | Hitachinaka Railway | | J | TRAFFIC |
| 13 | HITU | LLC SPECTRANSGARANT | | RUS | BIC |
| 14 | HITW | HITECHWAY TRUCK LINES INC | | | SCAC4 |
