| OVTZ | | Services-Business Services, NEC | 1107280 |
| OVV | | Crude Petroleum & Natural Gas | 1792580 |
| OWL | | Investment Advice | 1823945 |
| OWLS | | Services-Prepackaged Software | 2025416 |
| OWLT | | Measuring & Controlling Devices, NEC | 1816708 |
| OWPC | | Pharmaceutical Preparations | 1622244 |
| OWSCX | | - | 1748680 |
| OXBR | | Fire, Marine & Casualty Insurance | 1584831 |
| OXLC | | - | 1495222 |
| OXM | | Men's & Boys' Furnishgs, Work Clothg, & Allied Garments | 75288 |
| OXSQ | | - | 1259429 |
| OXY | | Crude Petroleum & Natural Gas | 797468 |
| OYCG | | Retail-Auto Dealers & Gasoline Stations | 1994582 |
| OYSE | | Blank Checks | 2042182 |
| OZ | | Real Estate | 1807046 |
| OZK | | - | 1569650 |
| OZSC | | Miscellaneous Electrical Machinery, Equipment & Supplies | 1679817 |
| PAA | | Pipe Lines (No Natural Gas) | 1070423 |
| PAAS | | Gold and Silver Ores | 771992 |
| PAC | | Airports, Flying Fields & Airport Terminal Services | 1347557 |
| PACB | | Laboratory Analytical Instruments | 1299130 |
| PACH | | Blank Checks | 2040381 |
| PACK | | Converted Paper & Paperboard Prods (No Contaners/Boxes) | 1712463 |
| PACS | | Services-Skilled Nursing Care Facilities | 2001184 |
| PAEXY | | - | 2073620 |
| PAG | | Retail-Auto Dealers & Gasoline Stations | 1019849 |
| PAGP | | Pipe Lines (No Natural Gas) | 1581990 |
| PAGS | | Services-Computer Processing & Data Preparation | 1712807 |
| PAHC | | Pharmaceutical Preparations | 1069899 |
| PAI | | - | 75398 |
| PAII | | Blank Checks | 2069238 |
| PAIYY | | Services-Specialty Outpatient Facilities, NEC | 1757143 |
| PAL | | Transportation Services | 1998768 |
| PALI | | Biological Products, (No Diagnostic Substances) | 1357459 |
| PALL | | Commodity Contracts Brokers & Dealers | 1459862 |
| PAM | | Electric Services | 1469395 |
| PAMT | | Trucking (No Local) | 798287 |
| PANL | | Deep Sea Foreign Transportation of Freight | 1606909 |
| PANW | | Computer Peripheral Equipment, NEC | 1327567 |
| PAPA | | Cigarettes | 2024283 |
| PAPL | | Finance Services | 1938109 |
| PAR | | Calculating & Accounting Machines (No Electronic Computers) | 708821 |
| PARK | | Services-Misc Health & Allied Services, NEC | 2069604 |
| PARR | | Crude Petroleum & Natural Gas | 821483 |
| PASG | | Biological Products, (No Diagnostic Substances) | 1787297 |
| PASW | | Apparel & Other Finishd Prods of Fabrics & Similar Matl | 1897532 |
| PATH | | Services-Prepackaged Software | 1734722 |
| PATK | | Motor Vehicle Parts & Accessories | 76605 |
| PAVM | | Surgical & Medical Instruments & Apparatus | 1624326 |
| PAVS | | Services-Computer Processing & Data Preparation | 1751876 |
