| THCLY | | - | 2064381 |
| THFF | | State Commercial Banks | 714562 |
| THG | | Fire, Marine & Casualty Insurance | 944695 |
| THH | | Services-Miscellaneous Amusement & Recreation | 2044241 |
| THM | | Metal Mining | 1134115 |
| THMG | | Metal Mining | 711034 |
| THO | | Motor Homes | 730263 |
| THQ | | - | 1604522 |
| THR | | Electrical Industrial Apparatus | 1489096 |
| THRM | | Motor Vehicle Parts & Accessories | 903129 |
| THRY | | Services-Advertising | 1556739 |
| THS | | Canned, Frozen & Preservd Fruit, Veg & Food Specialties | 1320695 |
| THSGF | | - | 1832803 |
| THURF | | - | 1536811 |
| THW | | - | 1635977 |
| TIC | | Services-Business Services, NEC | 2032966 |
| TIGCF | | - | 1387473 |
| TIGO | | Radiotelephone Communications | 912958 |
| TIGR | | Security Brokers, Dealers & Flotation Companies | 1756699 |
| TII | | Gold and Silver Ores | 1791703 |
| TIL | | Biological Products, (No Diagnostic Substances) | 1789769 |
| TILE | | Carpets & Rugs | 715787 |
| TIMB | | Telephone Communications (No Radiotelephone) | 1826168 |
| TINFF | | - | 1864597 |
| TIPT | | Fire, Marine & Casualty Insurance | 1393726 |
| TIRX | | Insurance Agents, Brokers & Service | 1782941 |
| TISI | | Services-Miscellaneous Repair Services | 318833 |
| TITN | | Retail-Retail Stores, NEC | 1409171 |
| TIVC | | Electromedical & Electrotherapeutic Apparatus | 1787740 |
| TIXT | | Services-Computer Processing & Data Preparation | 1825155 |
| TJX | | Retail-Family Clothing Stores | 109198 |
| TK | | Deep Sea Foreign Transportation of Freight | 911971 |
| TKC | | Telephone Communications (No Radiotelephone) | 1071321 |
| TKCM | | Land Subdividers & Developers (No Cemeteries) | 1683252 |
| TKLF | | Retail-Retail Stores, NEC | 1836242 |
| TKLS | | Household Appliances | 1429393 |
| TKNO | | In Vitro & In Vivo Diagnostic Substances | 1850902 |
| TKO | | Services-Amusement & Recreation Services | 1973266 |
| TKR | | Ball & Roller Bearings | 98362 |
| TKRFD | | - | 1368845 |
| TLF | | Leather & Leather Products | 909724 |
| TLGYF | | Plastic Materials, Synth Resins & Nonvulcan Elastomers | 1879814 |
| TLIH | | Wholesale-Machinery, Equipment & Supplies | 1982012 |
| TLK | | Telephone Communications (No Radiotelephone) | 1001807 |
| TLLTF | | Cigarettes | 1761510 |
| TLN | | Electric Services | 1622536 |
| TLNC | | Blank Checks | 2073340 |
| TLPH | | Pharmaceutical Preparations | 1427925 |
| TLRY | | Medicinal Chemicals & Botanical Products | 1731348 |
| TLS | | Services-Computer Integrated Systems Design | 320121 |
