| 1501 | HFTN | HALIFAX TRANSFER INC | SCAC4 | ||
| 1502 | HFTQ | HAPPY FEET TRUCKING INC | SCAC4 | ||
| 1503 | HFTS | HORSEFEATHERS | SCAC4 | ||
| 1504 | HFTT | HF TRUCKING LLC | SCAC4 | ||
| 1505 | HFTV | HEIR FORCE TRUCKING LLC | SCAC4 | ||
| 1506 | HFTW | HOT FREIGHT TRANSPORT | SCAC4 | ||
| 1507 | HFTY | HF TRANSPORTATION SERVICES INC | SCAC4 | ||
| 1508 | HFW | Wiebe Gleisbau GmbH | DE | VKM | |
| 1509 | HFWA | HOWE FREIGHTWAYS INC | SCAC4 | ||
| 1510 | HFWB | HERITAGE FREIGHT WAREHOUSING & LOGI | SCAC4 | ||
| 1511 | HFWH | HARTSFIELD WAREHOUSE CO INC | SCAC4 | ||
| 1512 | HFWL | HODGSON FREIGHTWAYS LTD | SCAC4 | ||
| 1513 | HFWX | The Ruberoid Co. | 7/1935-1/1941; 1/1943 (not listed) | NAKINA | |
| 1514 | HFWX | The Ruberoid Co. | Apr-38 | NRHS | |
| 1515 | HFWX | RUBEROID CO. | PWRC | ||
| 1516 | HFX | Great Lakes Steel Corp. | added 1/1955; 10/1957-4/1961; eliminated 10/1964 | NAKINA | |
| 1517 | HFX | Great Lakes Steel Corp.—Hanna Furnace Division | 7/1937-4/1938; 1/1941-7/1954 (not listed) | NAKINA | |
| 1518 | HFX | Great Lakes Steel Corp.--Hanna Furnace Division | 1/52-4/61 | NRHS | |
| 1519 | HFX | GREAT LAKES STEEL CORP. | PWRC | ||
| 1520 | HFXU | AGENCE MARITIME FRANCE MAGREB | SCAC4 | ||
| 1521 | HFY | Hi Fly | IATA: 5K | ICAO1 | |
| 1522 | HFYL | HUMMER FREIGHTWAYS LTD | SCAC4 | ||
| 1523 | HGA | Hogan Air | ICAO1 | ||
| 1524 | HGAA | HAINES MFG CO INC | SCAC4 | ||
| 1525 | HGAH | HORNING, ANTHONY | SCAC4 | ||
| 1526 | HGAL | HEADBONES GALLERY | SCAC4 | ||
| 1527 | HGAR | HANA GARCIA, JESUS GABRIEL | SCAC4 | ||
| 1528 | HGAS | HYDRA DYNE TECHNOLOGY INC | SCAC4 | ||
| 1529 | HGAU | Hybas International | RSRV | ||
| 1530 | HGAU | HYBAS INTERNATIONAL LLC | SCAC4 | ||
| 1531 | HGB | Hessische Güterbahn GmbH | Buseck | D | privat-bahn.de |
| 1532 | HGB | Hessische Güterbahn GmbH | D | TRAFFIC | |
| 1533 | HGB | Hessische Güterbahn GmbH | DE | VKM | |
| 1534 | HGBAU | Hering Gleisbau GhmbH | DE | VKM | |
| 1535 | HGBB | HOGAN, B B TRUCKING CO INC | SCAC4 | ||
| 1536 | HGBE | HIGHLAND EXPRESS INC | SCAC4 | ||
| 1537 | HGBK | HIGGINBOTHAM TRUCKING LTD | SCAC4 | ||
| 1538 | HGBR | HUGGI BARE EXPRESS INC | SCAC4 | ||
| 1539 | HGBT | HIGGINS, BRENT TRUCKING CO INC | SCAC4 | ||
| 1540 | HGBU | HOYER GLOBAL TRANSPORT BV | SCAC4 | ||
| 1541 | HGCA | HGC | SCAC4 | ||
| 1542 | HGCC | HUBBERTS PROCESSING AND SALES LIMIT | SCAC4 | ||
| 1543 | HGCD | HGC LOGISTICS LTD | SCAC4 | ||
| 1544 | HGCL | HARLENS TRUCKING LTD | SCAC4 | ||
| 1545 | HGCN | HOLT GAS CO INC | SCAC4 | ||
| 1546 | HGCQ | HODGE TRUCKING CO INC | SCAC4 | ||
| 1547 | HGCS | HUDSON, G C SUPPLY LIMITED | SCAC4 | ||
| 1548 | HGCT | HAGGAN JR, C EXCAVATION | SCAC4 | ||
| 1549 | HGCX | Southeastern Industrial Enterprises, Inc. | eliminated 10/2006 | NAKINA | |
| 1550 | HGCX | Hillsboro Glass Co. | added 4/1974; 1/1975-1/1980; eliminated 10/1991 | NAKINA | |
| 1551 | HGCX | Home Gas Corp. | 1/1945-4/1961; eliminated 1/1962 | NAKINA | |
| 1552 | HGCX | Home Gas Corp. of Great Barrington | added 1/1962 | NAKINA | |
| 1553 | HGCX | Home Gas Corp. | 1/52-4/61; eliminated 1/62 | NRHS | |
| 1554 | HGCX | Home Gas Corp. of Great Barrington | added 1/62 | NRHS | |
| 1555 | HGCX | Hillsboro Glass Co. | added 4/74; 1/75-1/80; eliminated 10/91 | NRHS | |
| 1556 | HGCX | *HOME GAS CORP. OF GREAT BARRINGTON | PWRC | ||
| 1557 | HGCX | *RETIRED 01-06-92 ATP (1255) [HILLSBORO GLASS CO.] | PWRC | ||
| 1558 | HGCX | *SOUTHEASTERN INDUSTRIAL ENTERPRISES | PWRC | ||
| 1559 | HGCX | Hillsboro Glass | RSRV | ||
| 1560 | HGD | Hangard Aviation | ICAO1 | ||
| 1561 | HGDO | HUNTERS TRUCKING | SCAC4 | ||
| 1562 | HGDP | HELENIC ANGEL SHIPPING INC | SCAC4 | ||
| 1563 | HGDQ | HUGO TRUCKING LLC | SCAC4 | ||
| 1564 | HGDU | HANGZHOU GREENDA CHEMICAL CL LTD | SCAC4 | ||
| 1565 | HGDW | HIGGINS, DEWAYNE TRUCKING | SCAC4 | ||
| 1566 | HGEA | HI-GEAR EXPRESS | SCAC4 | ||
| 1567 | HGEC | HIGHWAYS & SKYWAYS OF NC INC | SCAC4 | ||
| 1568 | HGED | HUEBEL GRAPES ESTATES LTD | SCAC4 | ||
| 1569 | HGEL | HAGEN, LOWELL C TRUCKING | SCAC4 | ||
| 1570 | HGEM | HERNADEZ GUZMAN, EDILBERTO | SCAC4 | ||
| 1571 | HGEN | HAGENHOFF TRANSPORTATION CO | SCAC4 | ||
| 1572 | HGEO | HORST, G E TRANSPORT | SCAC4 | ||
| 1573 | HGEQ | HAGENHOFF, CLEM TRUCKING INC | SCAC4 | ||
| 1574 | HGET | HERITAGE TRANSPORT LLC | SCAC4 | ||
| 1575 | HGF | Hungarian Ground Forces | H | TRAFFIC | |
| 1576 | HGFL | HARGREAVES FARMS LTD | SCAC4 | ||
| 1577 | HGFR | HUNTS, INGRID FINE ART | SCAC4 | ||
| 1578 | HGFS | HERITAGE FS INC | SCAC4 | ||
| 1579 | HGFU | HOYER GLOBAL TRANSPORT BV | SCAC4 | ||
| 1580 | HGFX | Northern Refrigerator Line, Inc. | 1/1950-7/1954; eliminated 1/1955 | NAKINA | |
| 1581 | HGFX | Northern Refrigerator Line, Inc. | Jan-52 | NRHS | |
| 1582 | HGGI | HIGGINS, J E LUMBER COMPANY | SCAC4 | ||
| 1583 | HGGL | HOUR GLASS GLOBAL LOGISTICS INC | SCAC4 | ||
| 1584 | HGGN | HIGGINS TRANSPORT INC | SCAC4 | ||
| 1585 | HGGT | HGG TRANSPORTACIONES S A DE C V | SCAC4 | ||
| 1586 | HGGY | HIGGINS, GARY | SCAC4 | ||
| 1587 | HGH | Atlantic Air Lift | ICAO1 | ||
| 1588 | HGHA | HIGH ADVENTURE AIR | SCAC4 | ||
| 1589 | HGHE | HIGHSEAS AGENCY LTD | SCAC4 | ||
| 1590 | HGHI | HIGH QUALITY TRUCKING INC | SCAC4 | ||
| 1591 | HGHN | HUGHES INTERNATIONAL LLC | SCAC4 | ||
| 1592 | HGHO | HGH GRANITE INC | SCAC4 | ||
| 1593 | HGHQ | HUGHES RELOCATION SERVICES INC | SCAC4 | ||
| 1594 | HGHR | HIGHWAY STAR TRUCKING LTD | SCAC4 | ||
| 1595 | HGHT | HUGHES TRANSPORT INC | SCAC4 | ||
| 1596 | HGHU | HOYER GLOBAL TRANSPORT BV | SCAC4 | ||
| 1597 | HGIQ | HET GROUP INC | SCAC4 | ||
| 1598 | HGIT | HORST TRUCKING | SCAC4 | ||
| 1599 | HGIU | HUB GROUP INC | SCAC4 | ||
| 1600 | HGJA | HERNANDEZ GARZA, JAVIER | SCAC4 |