| 3101 | HNYB | HONEYBERRY COMPANY INC | SCAC4 | ||
| 3102 | HNYE | HONEYBEE ENTERPRISE | SCAC4 | ||
| 3103 | HNYG | HENRY, GARTH | SCAC4 | ||
| 3104 | HNYI | HAMILTON NY INC | SCAC4 | ||
| 3105 | HNYK | HAMME | SCAC4 | ||
| 3106 | HNYL | HENSLEY TRANSPORTATION INC | SCAC4 | ||
| 3107 | HNYO | HENRY OIL COMPANY INC | SCAC4 | ||
| 3108 | HNYS | HONEY SOLUTIONS | SCAC4 | ||
| 3109 | HNYW | HENRY, WAYNE | SCAC4 | ||
| 3110 | HNZA | HERNANDEZ MORA, ANGEL | SCAC4 | ||
| 3111 | HNZE | HEINZE, BILL TRUCKING INC | SCAC4 | ||
| 3112 | HNZJ | HERNANDEZ, JESUS & DANIEL TALAMANTE | SCAC4 | ||
| 3113 | HNZK | HERNANDEZ TRUCKING | SCAC4 | ||
| 3114 | HNZS | HERNANDEZ, E TRUCKING COMPANY INC | SCAC4 | ||
| 3115 | HNZX | Merchants Despatch Transporation Corp. | added 7/1955; 10/1957-4/1970; eliminated 10/1971 | NAKINA | |
| 3116 | HNZX | Merchants Despatch Transporation Corp. | added 7/55; 10/57-4/70; eliminated 10/71 | NRHS | |
| 3117 | HNZX | MERCHANTS DESPATCH TRANSPORTATION CORP. | PWRC | ||
| 3118 | HO | Hoogovens (Corus) | NL | TRAFFIC | |
| 3119 | HOA | Hola Airlines | IATA: H5 | ICAO1 | |
| 3120 | HOAG | HOAGLANDS TRANSPORT SERIVCE | SCAC4 | ||
| 3121 | HOAK | HOMESTEAD MORGANS | SCAC4 | ||
| 3122 | HOAL | HOT SHOT FREIGHT | SCAC4 | ||
| 3123 | HOAM | HOLM TRUCKING INC | SCAC4 | ||
| 3124 | HOAP | HOWARD & SONS TRUCKING INC | SCAC4 | ||
| 3125 | HOAQ | HOFFMAN | SCAC4 | ||
| 3126 | HOAS | HOUSE, JASON D TRUCKING LLC | SCAC4 | ||
| 3127 | HOB | HENDERSON OVERTON BRANCH | SCAC4 | ||
| 3128 | HOB | Hoboken Transportation | USA | TRAFFIC | |
| 3129 | HOBB | HOBBS TRUCKING CO | SCAC1 | ||
| 3130 | HOBBY | Hobbytrain | X | TRAFFIC | |
| 3131 | HOBE | HORIZON ENERGY TRANSPORT LLC | SCAC4 | ||
| 3132 | HOBI | HODGEN BUTANE INC | SCAC4 | ||
| 3133 | HOBL | HOBBS, LARRY FARM EQUIPMENT INC | SCAC4 | ||
| 3134 | HOBR | HOBBY TRUCKING | SCAC4 | ||
| 3135 | HOBU | HOLVRIEKA BV | SCAC4 | ||
| 3136 | HOBY | HONEOYE AUTO PARTS | SCAC4 | ||
| 3137 | HOC | CHOCTAW TRANSPORT INC | SCAC4 | ||
| 3138 | HOCA | HANCOR OF CANADA INC | SCAC4 | ||
| 3139 | HOCB | HALCOMB OIL CO | SCAC4 | ||
| 3140 | HOCC | HOME OIL CO INC | SCAC4 | ||
| 3141 | HOCE | HOC-EXPRESS, INC | SCAC1 | ||
| 3142 | HOCE | HOC EXPRESS INC | SCAC4 | ||
| 3143 | HOCF | HERSHBERGER OIL COMPANY LLC | SCAC4 | ||
| 3144 | HOCG | HOC TRUCKING INC | SCAC4 | ||
| 3145 | HOCI | HENRY OIL CO INC | SCAC4 | ||
| 3146 | HOCK | HOCKER OIL COMPANY | SCAC4 | ||
| 3147 | HOCM | HARBERT OIL COMPANY INC | SCAC4 | ||
| 3148 | HOCO | HOKENBROUGH, M D TRUCKING INC | SCAC4 | ||
| 3149 | HOCQ | H CARGO LINES | SCAC4 | ||
| 3150 | HOCR | HANSEN OIL COMPANY | SCAC4 | ||
| 3151 | HOCU | HOEGH CONTAINER LINES | PWRC | ||
| 3152 | HOCU | Hoegh Container Lines | RSRV | ||
| 3153 | HOCX | Hunt Oil Co. | 1/1943-1/1946 | NAKINA | |
| 3154 | HOCX | Head-On Collision Line | added 4/1957; 10/1957-1/1980; eliminated 1/1991 | NAKINA | |
| 3155 | HOCX | Head-On Collision Line | added 4/57; 10/57-1/80; eliminated 1/91 | NRHS | |
| 3156 | HOCX | *HUNT OIL CO. | PWRC | ||
| 3157 | HOCX | *HEAD-ON COLLISION LINE | PWRC | ||
| 3158 | HOCX | Head-On Collision Line | RSRV | ||
| 3159 | HODA | HOLIDAY TOURS INC | SCAC4 | ||
| 3160 | HODG | HODGE, PETER TRANSPORT LIMITED | SCAC4 | ||
| 3161 | HODM | Hód-Mez? | City: Hódmezõvásárhely | H | TRAFFIC |
| 3162 | HODO | HOWARD DEDICATED OPERATIONS INC | SCAC4 | ||
| 3163 | HODQ | HODGES, ED F INC | SCAC4 | ||
| 3164 | HODT | HBX INC | SCAC4 | ||
| 3165 | HOE | G.Hölzig | DE | VKM | |
| 3166 | HOEC | HOLIDAY EXPRESS CORPORATION | SCAC4 | ||
| 3167 | HOEE | HOLMES FREIGHT LINES INC | SCAC4 | ||
| 3168 | HOEG | HOEGH AUTOLINERS AS | SCAC4 | ||
| 3169 | HOEH | HOEGH, DANIEL | SCAC4 | ||
| 3170 | HOEI | HOLMES OIL CO INC | SCAC4 | ||
| 3171 | HOEL | HOTWHEELS TRUCKING | SCAC4 | ||
| 3172 | HOEP | HOEPPNER, DOUGLAS M A | SCAC4 | ||
| 3173 | HOES | HOESE TRUCKING | SCAC4 | ||
| 3174 | HOEU | HOECHST AKTIENGESELLSCHAFT | PWRC | ||
| 3175 | HOEU | Hoechst Aktiengesellschaft | RSRV | ||
| 3176 | HOEU | HOECHST AKTIENGESELLSCHAFT | SCAC4 | ||
| 3177 | HOFF | Manfred Hoffmann Baumaschinen Industrieservice | DE | VKM | |
| 3178 | HOFFM | Hoffmann Erdbau Straenbau Tiefbau GmbH & Co. KG | DE | VKM | |
| 3179 | HOFI | HOFFMAN TRANSIT COMPANY INC | SCAC4 | ||
| 3180 | HOFL | HOLMES FREIGHT LINES, INC | SCAC1 | ||
| 3181 | HOFL | HOLMES FREIGHT LINES, INC | SCAC4 | ||
| 3182 | HOFM | HOFFMANN TRUCKING | SCAC4 | ||
| 3183 | HOFQ | HOFF BROS. CARTAGE, INC | SCAC1 | ||
| 3184 | HOFQ | HERCULES OILFIELD CONSTRUCTION INC | SCAC4 | ||
| 3185 | HOFU | HOFER TANKTRANSPORTE AG | SCAC4 | ||
| 3186 | HOG | Heart of Georgia R.R., Inc. | 7/2000-7/2005 | NAKINA | |
| 3187 | HOG | Heart of Georgia R.R., Inc. | Jul-00 | NRHS | |
| 3188 | HOG | HEART OF GEORGIA RAILROAD | PWRC | ||
| 3189 | HOG | Heart of Georgia Railroad | RSRV | ||
| 3190 | HOG | HEART OF GEORGIA RAILROAD INC | SCAC4 | ||
| 3191 | HOG | Heart of Georgia | USA | TRAFFIC | |
| 3192 | HOGD | HOGAN DEDICATED SERVICES LLC | SCAC4 | ||
| 3193 | HOGE | HOGEMANN TRANSPORT LTD | SCAC4 | ||
| 3194 | HOGH | HOSIEN, GHASSAN | SCAC4 | ||
| 3195 | HOGL | HOAGLAND'S TRANSPORT SERVICE, INC. | SCAC1 | ||
| 3196 | HOGL | HOAGLANDS TRANSPORT SERVICE, INC | SCAC4 | ||
| 3197 | HOGT | HOGLAND TRANSFER CO | SCAC1 | ||
| 3198 | HOGW | HOG WILD TRANSPORT | SCAC4 | ||
| 3199 | HOGX | Clougherty Packing Co. | added 1/1990; 1/1994; eliminated 4/1997 | NAKINA | |
| 3200 | HOGX | Harlis Oil & Gas Co. | 7/1923 | NAKINA |