| ATS | | General Industrial Machinery & Equipment, NEC | 1394832 |
| ATVK | | Motor Vehicle Parts & Accessories | 1530185 |
| ATXG | | Services-Mailing, Reproduction, Commercial Art & Photography | 1650101 |
| ATXI | | Pharmaceutical Preparations | 1644963 |
| ATXS | | Pharmaceutical Preparations | 1454789 |
| ATYR | | Biological Products, (No Diagnostic Substances) | 1339970 |
| AU | | Gold and Silver Ores | 1973832 |
| AUB | | State Commercial Banks | 883948 |
| AUBN | | State Commercial Banks | 750574 |
| AUDC | | Telephone & Telegraph Apparatus | 1086434 |
| AUGG | | Metal Mining | 1448597 |
| AUGO | | Metal Mining | 1468642 |
| AUID | | Services-Prepackaged Software | 1534154 |
| AUMN | | Gold and Silver Ores | 1011509 |
| AUNA | | Services-Offices & Clinics of Doctors of Medicine | 1799207 |
| AUPH | | Pharmaceutical Preparations | 1600620 |
| AUR | | Services-Computer Integrated Systems Design | 1828108 |
| AURA | | Biological Products, (No Diagnostic Substances) | 1501796 |
| AURE | | Finance Services | 1765850 |
| AURX | | Surgical & Medical Instruments & Apparatus | 1091596 |
| AUSI | | Miscellaneous Electrical Machinery, Equipment & Supplies | 826253 |
| AUST | | Gold and Silver Ores | 1817740 |
| AUTL | | Biological Products, (No Diagnostic Substances) | 1730463 |
| AUUD | | Services-Computer Processing & Data Preparation | 1554818 |
| AUXXF | | - | 1725603 |
| AVA | | Electric & Other Services Combined | 104918 |
| AVAH | | Services-Home Health Care Services | 1832332 |
| AVAI | | Services-Computer Processing & Data Preparation | 1740797 |
| AVAL | | Commercial Banks, NEC | 1504764 |
| AVAV | | Aircraft | 1368622 |
| AVAX | | Commodity Contracts Brokers & Dealers | 2035053 |
| AVB | | Real Estate Investment Trusts | 915912 |
| AVBC | | Savings Institutions, Not Federally Chartered | 2058758 |
| AVBH | | State Commercial Banks | 1443575 |
| AVBP | | Pharmaceutical Preparations | 1868279 |
| AVCRF | | Pharmaceutical Preparations | 1355736 |
| AVD | | Agricultural Chemicals | 5981 |
| AVDL | | Pharmaceutical Preparations | 1012477 |
| AVG | | Services-Health Services | 2019042 |
| AVGO | | Semiconductors & Related Devices | 1730168 |
| AVIR | | Pharmaceutical Preparations | 1593899 |
| AVK | | - | 1219120 |
| AVLNF | | Metal Mining | 1362898 |
| AVNI | | Blank Checks | 1113313 |
| AVNS | | Orthopedic, Prosthetic & Surgical Appliances & Supplies | 1606498 |
| AVNT | | Plastic Materials, Synth Resins & Nonvulcan Elastomers | 1122976 |
| AVNW | | Radio & Tv Broadcasting & Communications Equipment | 1377789 |
| AVO | | Agricultural Services | 1802974 |
| AVPMF | | Miscellaneous Metal Ores | 1445467 |
| AVPT | | Services-Prepackaged Software | 1777921 |
