| 1 | HGA | Hogan Air | ICAO1 | ||
| 2 | HGAA | HAINES MFG CO INC | SCAC4 | ||
| 3 | HGAH | HORNING, ANTHONY | SCAC4 | ||
| 4 | HGAL | HEADBONES GALLERY | SCAC4 | ||
| 5 | HGAR | HANA GARCIA, JESUS GABRIEL | SCAC4 | ||
| 6 | HGAS | HYDRA DYNE TECHNOLOGY INC | SCAC4 | ||
| 7 | HGAU | Hybas International | RSRV | ||
| 8 | HGAU | HYBAS INTERNATIONAL LLC | SCAC4 | ||
| 9 | HGB | Hessische Güterbahn GmbH | Buseck | D | privat-bahn.de |
| 10 | HGB | Hessische Güterbahn GmbH | D | TRAFFIC | |
| 11 | HGB | Hessische Güterbahn GmbH | DE | VKM | |
| 12 | HGBAU | Hering Gleisbau GhmbH | DE | VKM | |
| 13 | HGBB | HOGAN, B B TRUCKING CO INC | SCAC4 | ||
| 14 | HGBE | HIGHLAND EXPRESS INC | SCAC4 | ||
| 15 | HGBK | HIGGINBOTHAM TRUCKING LTD | SCAC4 | ||
| 16 | HGBR | HUGGI BARE EXPRESS INC | SCAC4 | ||
| 17 | HGBT | HIGGINS, BRENT TRUCKING CO INC | SCAC4 | ||
| 18 | HGBU | HOYER GLOBAL TRANSPORT BV | SCAC4 | ||
| 19 | HGCA | HGC | SCAC4 | ||
| 20 | HGCC | HUBBERTS PROCESSING AND SALES LIMIT | SCAC4 | ||
| 21 | HGCD | HGC LOGISTICS LTD | SCAC4 | ||
| 22 | HGCL | HARLENS TRUCKING LTD | SCAC4 | ||
| 23 | HGCN | HOLT GAS CO INC | SCAC4 | ||
| 24 | HGCQ | HODGE TRUCKING CO INC | SCAC4 | ||
| 25 | HGCS | HUDSON, G C SUPPLY LIMITED | SCAC4 | ||
| 26 | HGCT | HAGGAN JR, C EXCAVATION | SCAC4 | ||
| 27 | HGCX | Southeastern Industrial Enterprises, Inc. | eliminated 10/2006 | NAKINA | |
| 28 | HGCX | Hillsboro Glass Co. | added 4/1974; 1/1975-1/1980; eliminated 10/1991 | NAKINA | |
| 29 | HGCX | Home Gas Corp. | 1/1945-4/1961; eliminated 1/1962 | NAKINA | |
| 30 | HGCX | Home Gas Corp. of Great Barrington | added 1/1962 | NAKINA | |
| 31 | HGCX | Home Gas Corp. | 1/52-4/61; eliminated 1/62 | NRHS | |
| 32 | HGCX | Home Gas Corp. of Great Barrington | added 1/62 | NRHS | |
| 33 | HGCX | Hillsboro Glass Co. | added 4/74; 1/75-1/80; eliminated 10/91 | NRHS | |
| 34 | HGCX | *HOME GAS CORP. OF GREAT BARRINGTON | PWRC | ||
| 35 | HGCX | *RETIRED 01-06-92 ATP (1255) [HILLSBORO GLASS CO.] | PWRC | ||
| 36 | HGCX | *SOUTHEASTERN INDUSTRIAL ENTERPRISES | PWRC | ||
| 37 | HGCX | Hillsboro Glass | RSRV | ||
| 38 | HGD | Hangard Aviation | ICAO1 | ||
| 39 | HGDO | HUNTERS TRUCKING | SCAC4 | ||
| 40 | HGDP | HELENIC ANGEL SHIPPING INC | SCAC4 | ||
| 41 | HGDQ | HUGO TRUCKING LLC | SCAC4 | ||
| 42 | HGDU | HANGZHOU GREENDA CHEMICAL CL LTD | SCAC4 | ||
| 43 | HGDW | HIGGINS, DEWAYNE TRUCKING | SCAC4 | ||
| 44 | HGEA | HI-GEAR EXPRESS | SCAC4 | ||
| 45 | HGEC | HIGHWAYS & SKYWAYS OF NC INC | SCAC4 | ||
| 46 | HGED | HUEBEL GRAPES ESTATES LTD | SCAC4 | ||
| 47 | HGEL | HAGEN, LOWELL C TRUCKING | SCAC4 | ||
| 48 | HGEM | HERNADEZ GUZMAN, EDILBERTO | SCAC4 | ||
| 49 | HGEN | HAGENHOFF TRANSPORTATION CO | SCAC4 | ||
| 50 | HGEO | HORST, G E TRANSPORT | SCAC4 | ||
| 51 | HGEQ | HAGENHOFF, CLEM TRUCKING INC | SCAC4 | ||
| 52 | HGET | HERITAGE TRANSPORT LLC | SCAC4 | ||
| 53 | HGF | Hungarian Ground Forces | H | TRAFFIC | |
| 54 | HGFL | HARGREAVES FARMS LTD | SCAC4 | ||
| 55 | HGFR | HUNTS, INGRID FINE ART | SCAC4 | ||
| 56 | HGFS | HERITAGE FS INC | SCAC4 | ||
| 57 | HGFU | HOYER GLOBAL TRANSPORT BV | SCAC4 | ||
| 58 | HGFX | Northern Refrigerator Line, Inc. | 1/1950-7/1954; eliminated 1/1955 | NAKINA | |
| 59 | HGFX | Northern Refrigerator Line, Inc. | Jan-52 | NRHS | |
| 60 | HGGI | HIGGINS, J E LUMBER COMPANY | SCAC4 | ||
| 61 | HGGL | HOUR GLASS GLOBAL LOGISTICS INC | SCAC4 | ||
| 62 | HGGN | HIGGINS TRANSPORT INC | SCAC4 | ||
| 63 | HGGT | HGG TRANSPORTACIONES S A DE C V | SCAC4 | ||
| 64 | HGGY | HIGGINS, GARY | SCAC4 | ||
| 65 | HGH | Atlantic Air Lift | ICAO1 | ||
| 66 | HGHA | HIGH ADVENTURE AIR | SCAC4 | ||
| 67 | HGHE | HIGHSEAS AGENCY LTD | SCAC4 | ||
| 68 | HGHI | HIGH QUALITY TRUCKING INC | SCAC4 | ||
| 69 | HGHN | HUGHES INTERNATIONAL LLC | SCAC4 | ||
| 70 | HGHO | HGH GRANITE INC | SCAC4 | ||
| 71 | HGHQ | HUGHES RELOCATION SERVICES INC | SCAC4 | ||
| 72 | HGHR | HIGHWAY STAR TRUCKING LTD | SCAC4 | ||
| 73 | HGHT | HUGHES TRANSPORT INC | SCAC4 | ||
| 74 | HGHU | HOYER GLOBAL TRANSPORT BV | SCAC4 | ||
| 75 | HGIQ | HET GROUP INC | SCAC4 | ||
| 76 | HGIT | HORST TRUCKING | SCAC4 | ||
| 77 | HGIU | HUB GROUP INC | SCAC4 | ||
| 78 | HGJA | HERNANDEZ GARZA, JAVIER | SCAC4 | ||
| 79 | HGJS | HERMOSILLO GONZALEZ, JESUS | SCAC4 | ||
| 80 | HGK | Fika Salaama Airlines | IATA: N8 | ICAO1 | |
| 81 | HGK | Häfen und Güterverkehr Köln AG | Köln | D | privat-bahn.de |
| 82 | HGK | Häfen und Güterverkehr Köln AG | D | TRAFFIC | |
| 83 | HGK | Häfen und Güterverkehr Köln | DE | VKM | |
| 84 | HGKG | HEGE TRUCKING | SCAC4 | ||
| 85 | HGKI | HULL, GENE TRUCKING INC | SCAC4 | ||
| 86 | HGKL | HERITAGE TRUCK LINES INC | SCAC4 | ||
| 87 | HGKN | HIGHLAND TANK LINES | SCAC4 | ||
| 88 | HGLA | HINOJOSA GUERRA, LUIS ANTONIO | SCAC4 | ||
| 89 | HGLB | HG LOGISTICS LLC | SCAC4 | ||
| 90 | HGLD | HAY GUY LLC, THE | SCAC4 | ||
| 91 | HGLE | HENSLEY, GLENN LLC | SCAC4 | ||
| 92 | HGLK | HAUGLAND TRUCKING | SCAC4 | ||
| 93 | HGLL | HOGAN LOGISTICS LLC | SCAC4 | ||
| 94 | HGLN | LOAGLAND TRANSFER INC | SCAC3 | ||
| 95 | HGLN | HIGHLINE MFG INC | SCAC4 | ||
| 96 | HGLR | HIDALGO GUTIERREZ, LUIS ALBERTO | SCAC4 | ||
| 97 | HGLS | HUB GROUP LOGISTICS SERVICES | SCAC4 | ||
| 98 | HGLU | JF HILLEBRAND LIMITED | SCAC4 | ||
| 99 | HGLV | HELKA GLOBAL LOGISTICS LTD | SCAC4 | ||
| 100 | HGME | HI GRADE MATERIALS CO | SCAC4 |