| 2701 | HMDA | HAMEL, DAVID INC | SCAC4 | ||
| 2702 | HMDC | HAGAN, M D TRUCKING CO | SCAC4 | ||
| 2703 | HMDD | HUNT, J B TRANSPORT INC | SCAC4 | ||
| 2704 | HMDE | HOMEDICS INC | SCAC4 | ||
| 2705 | HMDK | HAM, D & K TRUCKING LTD | SCAC4 | ||
| 2706 | HMDR | H & M DELIVERY SERVICE | SCAC4 | ||
| 2707 | HMDT | HMD TRUCKING INC | SCAC4 | ||
| 2708 | HMEA | HAMME | SCAC4 | ||
| 2709 | HMEC | HART MOTOR EXPRESS INC | PWRC | ||
| 2710 | HMEC | HELADOS MEXICO | SCAC4 | ||
| 2711 | HMED | H & M | SCAC4 | ||
| 2712 | HMEI | HAMILTON EQUIPMENT INC | SCAC4 | ||
| 2713 | HMEL | HAMEL, LEO | SCAC4 | ||
| 2714 | HMEM | HAMM | SCAC4 | ||
| 2715 | HMER | HOME RUN INC | SCAC4 | ||
| 2716 | HMES | HOLLAND MOTOR EXPRESS INC. | PWRC | ||
| 2717 | HMES | USF HOLLAND, INC | SCAC3 | ||
| 2718 | HMES | HOLLAND MOTOR EXPRESS INC (USF HOLL | SCAC4 | ||
| 2719 | HMET | Metropolitan Transit Authority of Harris County | City: Houston | US- | TRAFFIC |
| 2720 | HMEV | HAZ-MAT ENVIRONMENTAL SERVICES LLC | SCAC4 | ||
| 2721 | HMF | Norrlandsflyg | ICAO1 | ||
| 2722 | HMFA | HEARTLAND MOTOR FREIGHT INC | SCAC4 | ||
| 2723 | HMFE | HIRSCH MOTOR FREIGHT | SCAC4 | ||
| 2724 | HMFG | HAMMOND MANUFACTURING COMPANY LIMIT | SCAC4 | ||
| 2725 | HMFH | HSC MOTOR FREIGHT | SCAC4 | ||
| 2726 | HMFM | H & M FARMS LTD | SCAC4 | ||
| 2727 | HMFR | HIGHLIGHT MOTOR FREIGHT INC | SCAC4 | ||
| 2728 | HMFT | HOMEFRONT TRANSPORT INC | SCAC4 | ||
| 2729 | HMFX | Vulcan Materials Co. | added 4/2008? | NAKINA | |
| 2730 | HMFX | Florida Rock Industries, Inc. | added 4/1977; 1/1980; eliminated 5/1983; 1/1994-7/2005 (not listed) | NAKINA | |
| 2731 | HMFX | Century Industries | added 10/1971; 1/1975; eliminated 4/1977 | NAKINA | |
| 2732 | HMFX | Century Industries | added 10/71; 1/75 | NRHS | |
| 2733 | HMFX | Florida Rock Industries, Inc. | 1/80; eliminated 5/83; 1/94-7/2000 | NRHS | |
| 2734 | HMFX | *FLORIDA ROCK INDUSTRIES, INC. [CENTURY INDUSTRIES] | PWRC | ||
| 2735 | HMFX | +VULCAN MATERIALS CO., CONSTRUCTION MATERIALS GROUP | PWRC | ||
| 2736 | HMFX | Florida Rock Industries (Vulcan Materials) | RSRV | ||
| 2737 | HMFX | VULCAN MATERIALS COMPANY CONSTRUCTI | SCAC4 | ||
| 2738 | HMFX | Century Industries | USA | TRAFFIC | |
| 2739 | HMGE | HUERTA MADRIGAL, GUILLERMO | SCAC4 | ||
| 2740 | HMGK | HMG TRUCKING INC | SCAC4 | ||
| 2741 | HMGL | HEMISPHERE GPS LLC | SCAC4 | ||
| 2742 | HMGQ | H & M INTERNATIONAL TRANSPORTATION | SCAC4 | ||
| 2743 | HMGS | HEMPHILL, G & SONS HOLDING INC | SCAC4 | ||
| 2744 | HMGT | HAMLETT, G P TRUCKING | SCAC4 | ||
| 2745 | HMHS | HEMPHILL & SON INC | SCAC4 | ||
| 2746 | HMHU | Hoover Materials Handling Group | RSRV | ||
| 2747 | HMHU | HOOVER MATERIALS | SCAC4 | ||
| 2748 | HMHX | Tank Car Corp. of America | 7/1930-1/1975; eliminated 10/1978 | NAKINA | |
| 2749 | HMHX | Tank Car Corp. of America | 4/38-1/75; eliminated 10/78 | NRHS | |
| 2750 | HMHX | TANK CAR CORP. OF AMERICA | PWRC | ||
| 2751 | HMHX | TANK CAR CORP OF AMERICA | SCAC3 | ||
| 2752 | HMIA | HUTCHERSON METALS INC | SCAC4 | ||
| 2753 | HMIB | HILLTOP MULCH INC | SCAC4 | ||
| 2754 | HMIC | HANAHREUM MART INC | SCAC4 | ||
| 2755 | HMIF | HANSON MFG INC | SCAC4 | ||
| 2756 | HMIK | HAWKINGS, MIKE TRUCKING LLC | SCAC4 | ||
| 2757 | HMINT | Hokkaido Mint Bus | Charter service only | J | TRAFFIC |
| 2758 | HMIQ | HEADMASTE | SCAC4 | ||
| 2759 | HMIX | Henkels & McCoy, Inc. (MofW cars) | 1/1994 (not listed); added 7/1997; 7/2000; eliminated 10/2003; 7/2005 (not listed) | NAKINA | |
| 2760 | HMIX | Henkels & McCoy, Inc. (MofW cars) | 1/94; added 7/97; 7/2000 | NRHS | |
| 2761 | HMIX | HENKELS & MCCOY, INC | PWRC | ||
| 2762 | HMIX | Henkels and McCoy | RSRV | ||
| 2763 | HMIX | HENKELS & MCCOY, INC (M & W | SCAC4 | ||
| 2764 | HMIY | HONEYVILLE METAL INC | SCAC4 | ||
| 2765 | HMJ | Hässleholm - Markaryd Järnväg | 1897 - 1930 | S | svenska-lok.se |
| 2766 | HMJG | HAYES, M & J TRUCKING INC | SCAC4 | ||
| 2767 | HMJI | HAMILTON, M J INC | SCAC4 | ||
| 2768 | HMJX | HELM Financial Corp. | added 7/1995; 7/2000-7/2005 | NAKINA | |
| 2769 | HMJX | HM Joint Venture | eliminated 7/1995 | NAKINA | |
| 2770 | HMJX | HELM Financial Corp. | eliminated 10/1994 | NAKINA | |
| 2771 | HMJX | HM Joint Venture | added 7/1993; 1/1994 | NAKINA | |
| 2772 | HMJX | HM Joint Venture | added 7/93; 1/94 | NRHS | |
| 2773 | HMJX | HELM Financial Corp. | eliminated 10/94 | NRHS | |
| 2774 | HMJX | HM Joint Venture | eliminated 7/95 | NRHS | |
| 2775 | HMJX | HELM Financial Corp. | added 7/95; 7/2000 | NRHS | |
| 2776 | HMJX | HELM EQUIPMENT LEASING CORPORATION (HELM FINANCIAL CORPORATION) | PWRC | ||
| 2777 | HMJX | Helm Financial Corporation | RSRV | ||
| 2778 | HMJX | HELM FINANCIAL CORPORATION | SCAC4 | ||
| 2779 | HMKB | HILMARK BOATS INC | SCAC4 | ||
| 2780 | HMKC | HAULMARK TRANSPORT INC | SCAC4 | ||
| 2781 | HMKE | H & M TRUCKING | SCAC4 | ||
| 2782 | HMKG | HAMILTON TRUCKING | SCAC4 | ||
| 2783 | HMKH | HAULMAN TRUCKING INC | SCAC4 | ||
| 2784 | HMKN | HALLINK RSB INC | SCAC4 | ||
| 2785 | HMKO | HARIMOTO TRUCKING CO | SCAC1 | ||
| 2786 | HMKO | HARIMOTO TRUCKING CO INC | SCAC4 | ||
| 2787 | HMKQ | HODUM TRUCKING INC | SCAC4 | ||
| 2788 | HMKS | HAULMARK SERVICES INC | SCAC4 | ||
| 2789 | HMKT | HOMIAK TRANSPORT INC | SCAC4 | ||
| 2790 | HMKU | HOLLAND MAAS SHIPPING BV | SCAC4 | ||
| 2791 | HMKV | HUME, KEVIN | SCAC4 | ||
| 2792 | HMLB | HML BROKERAGE | SCAC4 | ||
| 2793 | HMLD | HOMELAND TRANSPORTATION SERVICE INC | SCAC4 | ||
| 2794 | HMLG | HAMMELL LOGISTICS INC | SCAC4 | ||
| 2795 | HMLH | HARMILL HOLSTEINS | SCAC4 | ||
| 2796 | HMLK | HEMLOCK PRINTERS LTD | SCAC4 | ||
| 2797 | HMLN | HAMILTON TRANSPORTATION LLC | SCAC4 | ||
| 2798 | HMLOK | HM lokstall | SE | VKM | |
| 2799 | HMLQ | HONOLULU MARINE LLC | SCAC4 | ||
| 2800 | HMLR | HUDSON MOVERS LTD | SCAC4 |