| 1 | HF | Hapag Lloyd Fluggessellschaft mbH | ICAO: HLF, Callsign: Hapag Lloyd, IATA Prefix: 617, Name changed to TUIfly GmbH. ICAO callsign changed to Tuifly. | D | AVCODES |
| 2 | HF | TUIfly GmbH | ICAO: HLF, Callsign: Hapag Lloyd, IATA Prefix: 617, Name changed from Hapag Lloyd Fluggessellschaft mbH. IATA designator changed to X3* w.e.f. 01 October 2010. ICAO designator changed to TUI w.e.f. 01 October 2010. | D | AVCODES |
| 3 | HF | Air Cote d Ivoire | ICAO: VRE, Callsign: Cote D'Ivoire, Setup with strategic partner Air France. Founded on 15 May 2012. Commenced operations on 12 November 2012. | CI | AVCODES |
| 4 | HF | Held & Francke Bau GmbH & Co KG | | AT | VKM |
| 5 | HFAC | HENNECO FREIGHT AND LOGISTICS INC | | | SCAC4 |
| 6 | HFAD | HOFFMAN TRANSPORT INC | | | SCAC4 |
| 7 | HFAF | HOMESTEAD FARM AND FEED | | | SCAC4 |
| 8 | HFAI | HAGERMAN FINE ART INC | | | SCAC4 |
| 9 | HFAK | HERITAGE FARMS AND MARKET LLC | | | SCAC4 |
| 10 | HFAS | HAMBLETON FINE ART SERVICES | | | SCAC4 |
| 11 | HFAU | DERIVADOS DEL FLUOR SA | | E | BIC |
| 12 | HFAU | BULKHAUL (UK) LTD | | | SCAC4 |
| 13 | HFAX | Halifax Transit | | CDN | TRAFFIC |
| 14 | HFBI | HYPHEN FREIGHT BROKERAGE INC | | | SCAC4 |
| 15 | HFBL | H & F BROS LLC | | | SCAC4 |
| 16 | HFBR | HOFF BROTHERS | | | SCAC4 |
| 17 | HFC | HANNA FURNACE CO. | | | PWRC |
| 18 | HFCC | HORTON FRUIT CO INC, THE | | | SCAC4 |
| 19 | HFCD | HIGHBALL FISHING CO LTD | | | SCAC4 |
| 20 | HFCG | HEBERT, FREDERICK CRAIG | | | SCAC4 |
| 21 | HFCU | SPEDITION RHEINLAND H.FREUND GMBH&CO. KG | | D | BIC |
| 22 | HFCU | SPEDITION RHEINLAND H FREUND GMBH & | | | SCAC4 |
| 23 | HFCX | Harlan Fuel Co. | added 10/1978; eliminated 1/1979 | | NAKINA |
| 24 | HFCX | Harlan Fuel Co. | added 10/78; eliminated 1/79 | | NRHS |
| 25 | HFCX | HARLAN FUEL CO. | | | PWRC |
| 26 | HFCY | HOLMAN FREIGHT COMPANY | | | SCAC4 |
| 27 | HFD | Hatfield BAe | Callsign: Tibbet, | GB | AVCODES |
| 28 | HFD | BCA Charters Ltd | Callsign: Highfield, | GB | AVCODES |
| 29 | HFD | Helmut Feger GmbH | | DE | VKM |
| 30 | HFDS | HARTFORD ENTERPRISES INC | | | SCAC4 |
| 31 | HFDU | DO-FLUORIDE NEW MATERIALS Co., Ltd. | | PRC | BIC |
| 32 | HFEC | HASTINGS-FISHER ENERGY CO INC | | | SCAC4 |
| 33 | HFEK | HIOTT, F E TRUCKING LLC | | | SCAC4 |
| 34 | HFEM | HERNANDEZ FERNANDEZ, ERMELANDO | | | SCAC4 |
| 35 | HFFC | HUFF CONTRACTORS INC | | | SCAC4 |
| 36 | HFFK | HEFFLEY CREEK TRUCKING | | | SCAC4 |
| 37 | HFFM | HOFFMAN, TOM TRUCKING LLC | | | SCAC4 |
| 38 | HFFN | HAFFNER & SONS TRUCKING INC | | | SCAC4 |
| 39 | HFFO | HOFFMAN FUEL COMPANY OF BRIDGEPORT | | | SCAC4 |
| 40 | HFFP | HUFF PETROLEUM CO | | | SCAC4 |
| 41 | HFFQ | HITCHCOCK, F F OIL CO LLC | | | SCAC4 |
| 42 | HFFS | HARVEY FARM & FOREST LTD | | | SCAC4 |
| 43 | HFFV | H FIVE (H5) FLEET SERVICES LLC | | | SCAC4 |
| 44 | HFFW | HUFF, WILLIAM B INC | | | SCAC4 |
| 45 | HFGN | HOOPLE FARMERS GRAIN COMPANY | | | SCAC4 |
| 46 | HFGT | HFG TRUCKING INC | | | SCAC4 |
| 47 | HFH | Hafendienste Halle GmbH | Halle | D | privat-bahn.de |
| 48 | HFH | Hafen Halle GmbH | | DE | VKM |
| 49 | HFHA | HILLTOP FUEL HEATING & AIR CONDITIO | | | SCAC4 |
| 50 | HFHJ | Hillerød - Frederiksværk - Hundested Jernbane (Frederiksværkbanen) | 1943 - 2001 | DK | jernbanen.dk |
| 51 | HFHJ | Hillerød - Frederiksværk - Hundested Jernbane (Frederiksværkbanen) | 1943 - 2001 | DK | TRAFFIC |
| 52 | HFHL | HUMBLE FREIGHT HAULER LLC | | | SCAC4 |
| 53 | HFIC | HAYNES FARM INC | | | SCAC4 |
| 54 | HFIE | HINTZSCHE FERTILIZER INC | | | SCAC4 |
| 55 | HFIH | HR FISH | | | SCAC4 |
| 56 | HFIM | HUNT FARMS INC | | | SCAC4 |
| 57 | HFIN | HALDEMAN FARMS INC | | | SCAC4 |
| 58 | HFIQ | HUSNEY FARRELL INC | | | SCAC4 |
| 59 | HFIX | Hunt-Wesson Foods, Inc. | added 10/1969; 4/1970; eliminated 1/1973 | | NAKINA |
| 60 | HFIX | Hunt Foods and Industries, Inc. | added 4/1959; 4/1961-10/1966; eliminated 10/1969 | | NAKINA |
| 61 | HFIX | Hunt Foods, Inc. | 4/1947-10/1957; eliminated 4/1959 | | NAKINA |
| 62 | HFIX | Hunt Foods, Inc. | 1/52-10/57 | | NRHS |
| 63 | HFIX | Hunt Foods and Industries, Inc. | 4/61-10/66; eliminated 10/69 | | NRHS |
| 64 | HFIX | Hunt-Wesson Foods, Inc. | added 10/69; 4/70; eliminated 1/73 | | NRHS |
| 65 | HFIX | HUNT-WESSON FOODS, INC. [HUNT FOODS] | | | PWRC |
| 66 | HFJ | Yifeng Business Jet Co., Ltd. | Callsign: Pangu, Name changed to Shenzhen United Business Jet Co., Ltd. | PRC | AVCODES |
| 67 | HFJ | Shenzhen United Business Jet Co., Ltd. | Callsign: Pangu, Name changed from Yifeng Business Jet Co., Ltd.. | PRC | AVCODES |
| 68 | HFJ | Hillerød - Frederiksværk Jernbane (Frederiksværkbanen) | 1897 - 1943 | DK | jernbanen.dk |
| 69 | HFJ | Hillerød - Frederiksværk Jernbane (Frederiksværkbanen) | 1897 - 1943 | DK | TRAFFIC |
| 70 | HFJV | HERRERA, FRANCISCO JAVIER AND VENEG | | | SCAC4 |
| 71 | HFKC | HOFFMAN TRUCKING CO | | | SCAC4 |
| 72 | HFKI | HULSHOF TRUCKING INCORPORATED | | | SCAC4 |
| 73 | HFL | Heliflyg AB | Callsign: Heliflyg, | S | AVCODES |
| 74 | HFL | Hanseflug GmbH | Callsign: Hanseflug, Ceased operations in 2013. | D | AVCODES |
| 75 | HFLA | HFL | | | SCAC4 |
| 76 | HFLB | HAUSMAN FOODS LLC | | | SCAC4 |
| 77 | HFLC | HILLVIEW FARMS LLC | | | SCAC4 |
| 78 | HFLG | H F LOGISTICS LLC | | | SCAC4 |
| 79 | HFLI | HULL FREIGHT LINE, INC | | | SCAC1 |
| 80 | HFLI | HULL FREIGHT LINE INC | | | SCAC4 |
| 81 | HFLJ | HILLSPRING FARMS LTD | | | SCAC4 |
| 82 | HFLK | HESPLER FARMS LTD | | | SCAC4 |
| 83 | HFLM | HANNAH TREE FARMS LTD | | | SCAC4 |
| 84 | HFLR | HOMETOWN FREIGHT LLC | | | SCAC4 |
| 85 | HFLU | PETRO-CANADA LUBRICANTS INC. | | CDN | BIC |
| 86 | HFLY | HARTLEY FREIGHT LINES LLC | | | SCAC4 |
| 87 | HFM | Hi Fly Ltd. | IATA: 5M, Callsign: Moonraker, IATA Designator 5M* recalled. | M | AVCODES |
| 88 | HFM | Hi Fly Ltd. | Callsign: Moonraker, IATA Designator 5M* recalled. | M | AVCODES |
| 89 | HFM | Managementgesellschaft für Hafen und Markt mbH | Frankfurt | D | privat-bahn.de |
| 90 | HFM | Managementgesellschaft für Hafen und Markt mbH | | DE | VKM |
| 91 | HFMB | HATFIELD, MURRAY ROBERT | | | SCAC4 |
| 92 | HFMF | HALLS FAST MOTOR FREIGHT INC | | | SCAC4 |
| 93 | HFMG | HECK FARMS LLC | | | SCAC4 |
| 94 | HFMJ | HOFMANN TRUCKING LLC | | | SCAC4 |
| 95 | HFMN | HOFFMAN TRANSPORT COMPANY | | | SCAC4 |
| 96 | HFOD | HANDI FOODS | | | SCAC4 |
| 97 | HFOH | HOLTHOUSE FARMS OF OHIO INC | | | SCAC4 |
| 98 | HFOJ | HIERRO FORJADO | | | SCAC4 |
| 99 | HFOR | HELIFOR CANADA CORP. | | | SCAC4 |
| 100 | HFOS | HONOR FOODS | | | SCAC4 |
