| 1 | HL | HAGANS LOGISTIC Sp. z o.o. | PL | VKM | |
| 2 | HLA | HC Airlines | ICAO1 | ||
| 3 | HLA | Hjørring - Løkken - Åbybro | 1913 - 1969 | DK | jernbanen.dk |
| 4 | HLA | Hjørring - Løkken - Åbybro | 1913 - 1969 | DK | TRAFFIC |
| 5 | HLAA | HOLLIS LOGISTICS SERVICES LLC | SCAC4 | ||
| 6 | HLAC | H & L ALUMINUM USA | SCAC4 | ||
| 7 | HLAE | HALL TRUCKING, INC. | SCAC1 | ||
| 8 | HLAE | HL TRUCKING | SCAC4 | ||
| 9 | HLAG | HOLIDAY TRAILS RESORTS INC | SCAC4 | ||
| 10 | HLAM | HARBIN, LARRY MOBILE HOME SERVICE | SCAC4 | ||
| 11 | HLAN | HANLAN TRUCKING | SCAC4 | ||
| 12 | HLAO | HCI LOGISTICS | SCAC4 | ||
| 13 | HLAP | HELLAS TRANSPORT CO | SCAC4 | ||
| 14 | HLAQ | HOVERSON, LOYD A TRUCKING INC | SCAC4 | ||
| 15 | HLAR | HI-LINE TRANSPORTATION INC | SCAC4 | ||
| 16 | HLAS | HOLLAND, SEAN L | SCAC4 | ||
| 17 | HLAT | HALLAND TRANSPORTATION | SCAC4 | ||
| 18 | HLAV | HURRICANE LOGISTICS LLC | SCAC4 | ||
| 19 | HLB | High-Line Airways | ICAO1 | ||
| 20 | HLB | Hessische Landesbahn GmbH | Frankfurt (HLB-Gruppe) | D | privat-bahn.de |
| 21 | HLB | HARLOWS BUS SERVICE INC | SCAC4 | ||
| 22 | HLB | Hessische Landesbahn GmbH | D | TRAFFIC | |
| 23 | HLB | HLB Basis AG | DE | VKM | |
| 24 | HLBA | H L B TRANSPORTATION SERVICES | SCAC4 | ||
| 25 | HLBC | HOLT TRANSPORT BROKERAGE LLC | SCAC4 | ||
| 26 | HLBI | HORVATS LIVE BAIT INC | SCAC4 | ||
| 27 | HLBL | HILBRANDS, LEE TRUCKING INC | SCAC4 | ||
| 28 | HLBP | HILL BROS PRO-FLEET | SCAC4 | ||
| 29 | HLBQ | H & L BROKERAGE INC | SCAC4 | ||
| 30 | HLBR | HILDEBRAND, WESLEY P | SCAC4 | ||
| 31 | HLBT | HILBURN TRUCKING INC | SCAC4 | ||
| 32 | HLBY | HILLBILLY EXPRESS INC | SCAC4 | ||
| 33 | HLBZ | HILL BROTHERS TRANSPORTATION | PWRC | ||
| 34 | HLBZ | Hill Brothers Transportation | RSRV | ||
| 35 | HLBZ | HILL BROTHERS TRANSPORTATION | SCAC4 | ||
| 36 | HLC | Helicap | ICAO1 | ||
| 37 | HLC | HAPAG-LLOYD AG | PWRC | ||
| 38 | HLC | HANAFAN, LILA C | SCAC4 | ||
| 39 | HLCA | HALL, CASEY LEE | SCAC4 | ||
| 40 | HLCB | H & L CHARTER CO INC | SCAC4 | ||
| 41 | HLCD | HALLOCK, C D TRUCKING | SCAC4 | ||
| 42 | HLCF | HEARTLAND CATFISH | SCAC4 | ||
| 43 | HLCG | HARRIS, LEE, TRUCKING CO | SCAC1 | ||
| 44 | HLCG | HARRIS, LEE TRUCKING CO | SCAC4 | ||
| 45 | HLCH | HALL, CHARLES A | SCAC4 | ||
| 46 | HLCI | HIGHLANDER CARRIERS INC | SCAC4 | ||
| 47 | HLCL | HLC CULLIPHER LLC | SCAC4 | ||
| 48 | HLCM | HALL, C M & SONS | SCAC4 | ||
| 49 | HLCN | HELLS CANYON GUIDE SERVICE | SCAC4 | ||
| 50 | HLCO | HAULERS CO INC | SCAC4 | ||
| 51 | HLCP | HELICOPTER FLIGHT SERVICES INC | SCAC4 | ||
| 52 | HLCS | HILLCREST TRANSPORTATION INC | SCAC4 | ||
| 53 | HLCT | HILLCREST TRANSPORT | SCAC4 | ||
| 54 | HLCU | HAPAG LLOYD CONTAINER LINE | PWRC | ||
| 55 | HLCU | Hapag-Lloyd | RSRV | ||
| 56 | HLCU | HAPAG-LLOYD A G | SCAC1 | ||
| 57 | HLCU | HAPAG LLOYD A G | SCAC4 | ||
| 58 | HLCV | HARBOUR LINK CONTAINER SERVICES INC | SCAC4 | ||
| 59 | HLCX | Helm Financial Corp. | added 7/1992; 1/1994-7/2005 | NAKINA | |
| 60 | HLCX | Howes Leather Co., Inc. | added 4/1968; eliminated 1/1970 | NAKINA | |
| 61 | HLCX | J.M. Huber Co., Inc. | 7/1937-1/1946 | NAKINA | |
| 62 | HLCX | J.M. Huber Inc. | 7/1935 | NAKINA | |
| 63 | HLCX | J.M. Huber Co. of Louisiana, Inc. | 7/1930-7/1932 | NAKINA | |
| 64 | HLCX | J.M. Huber Inc. | Apr-38 | NRHS | |
| 65 | HLCX | Howes Leather Co., Inc. | added 4/68; eliminated 1/70 | NRHS | |
| 66 | HLCX | Helm Financial Corp. | added 7/92; 1/94-7/2000 | NRHS | |
| 67 | HLCX | *J.M. HUBER CO., INC. | PWRC | ||
| 68 | HLCX | *HOWES LEATHER CO., INC. | PWRC | ||
| 69 | HLCX | +HELM LEASING COMPANY (HELM FINANCIAL CORPORATION) | PWRC | ||
| 70 | HLCX | Helm Leasing | RSRV | ||
| 71 | HLCX | HELM FINANCIAL CORPORATION | SCAC4 | ||
| 72 | HLCX | Helm Financial Corporation | USA | TRAFFIC | |
| 73 | HLCY | HALCYON TRUCKING INC | SCAC4 | ||
| 74 | HLCZ | HARVESTLAND CO-OP | PWRC | ||
| 75 | HLD | Grampian Flight Centre | ICAO1 | ||
| 76 | HLDA | HIGHLAND TRANSPORTATON GROUP LLC | SCAC4 | ||
| 77 | HLDB | HILDEBRANDT, GEORGE, INC | SCAC4 | ||
| 78 | HLDC | HOLLAND COMPANY INC | SCAC4 | ||
| 79 | HLDD | HOLIDAY TOURS INC | SCAC4 | ||
| 80 | HLDG | HEARTLAND TRUCKING | SCAC4 | ||
| 81 | HLDI | HOLLAND, DONALD TRUCKING INC | SCAC4 | ||
| 82 | HLDL | HEARTLAND TRANSPORT LLC | SCAC4 | ||
| 83 | HLDN | HILDEBRAND, AL TRUCKING LTD | SCAC4 | ||
| 84 | HLDS | HOTLINE DELIVERY SYSTEMS | SCAC4 | ||
| 85 | HLDT | HIGHLAND TRANSPORT INC | SCAC4 | ||
| 86 | HLDV | HALL, DAVID | SCAC4 | ||
| 87 | HLDW | HAKAI LODGE INC | SCAC4 | ||
| 88 | HLDY | HOLIDAY TRUCKING | SCAC4 | ||
| 89 | HLE | UK HEMS | ICAO1 | ||
| 90 | HLEB | HOEGH LNG AS | SCAC4 | ||
| 91 | HLEC | HEAVY LOADS EXPRESS LLC | SCAC4 | ||
| 92 | HLEF | LEIF HOEGH & CO A/S | SCAC3 | ||
| 93 | HLEF | LEIF HOEGH & CO A/S | SCAC4 | ||
| 94 | HLEL | HOLLAND EQUIPMENT LIMITED | SCAC4 | ||
| 95 | HLEN | HILLS ENTERPRISES INC OF SOUTHWESTE | SCAC4 | ||
| 96 | HLEP | HAMMER LANE EXPRESS | SCAC4 | ||
| 97 | HLEQ | HOOD LOGGING EQUIPMENT | SCAC4 | ||
| 98 | HLEX | Flint Hills Resources LP | added 1/2009 | NAKINA | |
| 99 | HLEX | Huntsman Polymers Corp. | added 7/2002; 7/2005; eliminated 1/2009 | NAKINA | |
| 100 | HLEX | Huntsman Corp. | added 4/2002; eliminated 7/2002 | NAKINA |