| HAMRF | | - | 1868866 |
| HANNF | | Metal Mining | 1123267 |
| HAO | | Services-Advertising Agencies | 1954594 |
| HAPVD | | - | 1869666 |
| HAS | | Games, Toys & Children's Vehicles (No Dolls & Bicycles) | 46080 |
| HASI | | Investors, NEC | 1561894 |
| HAVA | | Blank Checks | 2042460 |
| HAYW | | Refrigeration & Service Industry Machinery | 1834622 |
| HBAN | | National Commercial Banks | 49196 |
| HBAR | | - | 2084948 |
| HBB | | Electric Housewares & Fans | 1709164 |
| HBCP | | Savings Institutions, Not Federally Chartered | 1436425 |
| HBI | | Retail-Apparel & Accessory Stores | 1359841 |
| HBIA | | State Commercial Banks | 732417 |
| HBIO | | Laboratory Analytical Instruments | 1123494 |
| HBM | | Metal Mining | 1322422 |
| HBNB | | Hotels & Motels | 2054507 |
| HBNC | | State Commercial Banks | 706129 |
| HBT | | State Commercial Banks | 775215 |
| HBUV | | Real Estate Operators (No Developers) & Lessors | 1639068 |
| HCA | | Services-General Medical & Surgical Hospitals, NEC | 860730 |
| HCAC | | Blank Checks | 2079013 |
| HCAI | | Miscellaneous Manufacturing Industries | 1958399 |
| HCAT | | Services-Computer Programming, Data Processing, Etc. | 1636422 |
| HCC | | Silver Ores | 1691303 |
| HCHL | | Retail-Eating Places | 2046656 |
| HCI | | Fire, Marine & Casualty Insurance | 1400810 |
| HCIC | | Blank Checks | 2099093 |
| HCIL | | Electromedical & Electrotherapeutic Apparatus | 1086303 |
| HCKT | | Services-Management Consulting Services | 1057379 |
| HCM | | Pharmaceutical Preparations | 1648257 |
| HCMA | | Blank Checks | 2069856 |
| HCMC | | Tobacco Products | 844856 |
| HCSG | | Services-Nursing & Personal Care Facilities | 731012 |
| HCTI | | Services-Computer Integrated Systems Design | 1839285 |
| HCWB | | Pharmaceutical Preparations | 1828673 |
| HCWC | | Retail-Grocery Stores | 1948864 |
| HD | | Retail-Lumber & Other Building Materials Dealers | 354950 |
| HDB | | Commercial Banks, NEC | 1144967 |
| HDL | | Retail-Eating Places | 1995306 |
| HDSN | | Wholesale-Machinery, Equipment & Supplies | 925528 |
| HE | | Electric Services | 354707 |
| HEI | | Aircraft Engines & Engine Parts | 46619 |
| HELE | | Electric Housewares & Fans | 916789 |
| HEPA | | Pharmaceutical Preparations | 1583771 |
| HEPS | | Retail-Catalog & Mail-Order Houses | 1850235 |
| HEQ | | - | 1496749 |
| HERE | | Retail-Hobby, Toy & Game Shops | 1932770 |
| HERZ | | - | 880406 |
| HESM | | Crude Petroleum & Natural Gas | 1789832 |
