| 2 DIGIT CODE | 2 DIGIT DESCRIPTION |
| 01 | Agricultural Production - Crops |
| 02 | Agricultural Production - Livestock and Animal Specialties |
| 07 | Agricultural Services |
| 08 | Forestry |
| 09 | Fishing, Hunting and Trapping |
| 10 | Metal Mining |
| 12 | Coal Mining |
| 13 | Oil and Gas Extraction |
| 14 | Mining and Quarrying of Nonmetallic Minerals, Except Fuels |
| 15 | Building Cnstrctn - General Contractors & Operative Builders |
| 16 | Heavy Cnstrctn, Except Building Construction - Contractors |
| 17 | Construction - Special Trade Contractors |
| 20 | Food and Kindred Products |
| 21 | Tobacco Products |
| 22 | Textile Mill Products |
| 23 | Apparel, Finished Prdcts from Fabrics & Similar Materials |
| 24 | Lumber and Wood Products, Except Furniture |
| 25 | Furniture and Fixtures |
| 26 | Paper and Allied Products |
| 27 | Printing, Publishing and Allied Industries |
| 28 | Chemicals and Allied Products |
| 29 | Petroleum Refining and Related Industries |
| 30 | Rubber and Miscellaneous Plastic Products |
| 31 | Leather and Leather Products |
| 32 | Stone, Clay, Glass, and Concrete Products |
| 33 | Primary Metal Industries |
| 34 | Fabricated Metal Prdcts, Except Machinery & Transport Eqpmnt |
| 35 | Industrial and Commercial Machinery and Computer Equipment |
| 36 | Electronic, Elctrcl Eqpmnt & Cmpnts, Excpt Computer Eqpmnt |
| 37 | Transportation Equipment |
| 38 | Mesr/Anlyz/Cntrl Instrmnts; Photo/Med/Opt Gds; Watchs/Clocks |
| 39 | Miscellaneous Manufacturing Industries |
| 40 | Railroad Transportation |
| 41 | Local, Suburban Transit & Interurbn Hgwy Passenger Transport |
| 42 | Motor Freight Transportation |
| 43 | United States Postal Service |
| 44 | Water Transportation |
| 45 | Transportation by Air |
| 46 | Pipelines, Except Natural Gas |
| 47 | Transportation Services |
| 48 | Communications |
| 49 | Electric, Gas and Sanitary Services |
| 50 | Wholesale Trade - Durable Goods |
| 51 | Wholesale Trade - Nondurable Goods |
| 52 | Building Matrials, Hrdwr, Garden Supply & Mobile Home Dealrs |
| 53 | General Merchandise Stores |
| 54 | Food Stores |
| 55 | Automotive Dealers and Gasoline Service Stations |
| 56 | Apparel and Accessory Stores |
| 57 | Home Furniture, Furnishings and Equipment Stores |
| 58 | Eating and Drinking Places |
| 59 | Miscellaneous Retail |
| 60 | Depository Institutions |
| 61 | Nondepository Credit Institutions |
| 62 | Security & Commodity Brokers, Dealers, Exchanges & Services |
| 63 | Insurance Carriers |
| 64 | Insurance Agents, Brokers and Service |
| 65 | Real Estate |
| 67 | Holding and Other Investment Offices |
| 70 | Hotels, Rooming Houses, Camps, and Other Lodging Places |
| 72 | Personal Services |
| 73 | Business Services |
| 75 | Automotive Repair, Services and Parking |
| 76 | Miscellaneous Repair Services |
| 78 | Motion Pictures |
| 79 | Amusement and Recreation Services |
| 80 | Health Services |
| 81 | Legal Services |
| 82 | Educational Services |
| 83 | Social Services |
| 84 | Museums, Art Galleries and Botanical and Zoological Gardens |
| 86 | Membership Organizations |
| 87 | Engineering, Accounting, Research, Management & Related Svcs |
| 88 | Private Households |
| 89 | Services, Not Elsewhere Classified |
| 91 | Executive, Legislative & General Government, Except Finance |
| 92 | Justice, Public Order and Safety |
| 93 | Public Finance, Taxation and Monetary Policy |
| 94 | Administration of Human Resource Programs |
| 95 | Administration of Environmental Quality and Housing Programs |
| 96 | Administration of Economic Programs |
| 97 | National Security and International Affairs |
| 99 | Nonclassifiable Establishments |