| 1 | HLG | Helog AG, Helikoptertransporte | Callsign: Helog, | CH | AVCODES |
| 2 | HLG | Helog | | | ICAO1 |
| 3 | HLG | Holzlogistik und Güterbahn GmbH | Bebra | D | privat-bahn.de |
| 4 | HLGC | HAYNES LOGISTICS | | | SCAC4 |
| 5 | HLGF | HOLLISTON LOGISTICS LLC | | | SCAC4 |
| 6 | HLGI | HUNTER EXPRESS LTD | | | SCAC4 |
| 7 | HLGK | HEDRICK LOGISTICS SPECIALISTS INC | | | SCAC4 |
| 8 | HLGN | HILL GRAIN INC | | | SCAC4 |
| 9 | HLGR | HARRAH LOGISTICS GROUP INC | | | SCAC4 |
| 10 | HLGS | HART LOGISTICS | | | SCAC4 |
| 11 | HLGU | HAEFELI AG | | CH | BIC |
| 12 | HLGX | HELM Financial Corp. | added 7/1998; 7/2000-7/2005 | | NAKINA |
| 13 | HLGX | HELM Financial Corp. | added 7/98; 7/2000 | | NRHS |
| 14 | HLGX | HELM FINANCIAL CORPORATION | | | PWRC |
| 15 | HLGX | Helm Financial Corporation | | | RSRV |
