| AGRICULTURE | | SALES & SERVICE | | PUBLIC SAFETY | |
| CROPS | 1.000 | COMMUNICATIONS MEDIA | | EMS | |
| LIVESTOCK | 2.000 | Cable & Other Pay TV | 48.401 | State EMS | 80.001 |
| SERVICES | 7.000 | Printing & Publishing | 27.000 | County/Township EMS | 80.002 |
| CONSTRUCTION | | Radio & TV | 48.301 | Volunteer EMS | 80.004 |
| Building | | FINANCE, INSURANCE, PROPERTY MGNT | | Private EMS, Ambulances | 80.005 |
| Commercial | 15.400 | Banks & Credit Agencies | 60.000 | City/Authority EMS | 80.003 |
| Residential | 15.200 | Insurance Carriers, Agents, Brokers | 63.000 | FIRE | |
| CONCRETE & ASPHALT SERVICES | 17.700 | Real Estate & Property Mgnt. | 65.000 | State Fire | 92.241 |
| CONSTRUCTION INDUSTRY SERVICES | 52.100 | HOSPITALITY & ENTERTAINMENT | | County/Twshp Fire | 92.242 |
| HEAVY, HIGHWAY, STREET, BRIDGE | | Amusement, Recreation, Gaming | 79.000 | LAW ENFORCEMENT | |
| Highway, Street Bridge, Tunnel | 16.100 | Lodging | 70.000 | State Law Enforcement | 92.211 |
| Pipelines, Dams, Utility Lines | 16.200 | Restaurants, Drinking Establishments | 58.000 | County/Twshp Law Enforcement | 92.212 |
| SPECIALITY CONTRACTORS | 17.000 | RADIO COMMUNICATIONS SERVICES | | City/Authority Law Enforcement | 92.213 |
| MANUFACTURING | | Independent Service Stations | 76.200 | GOVERNMENT SERVICES | |
| HEAVY MANUFACTURING & MINING | | Motorola Service Stations | 76.210 | HIGHWAYS & STREETS | |
| Aerospace Industry | 37.600 | COMSS | 76.211 | State Highways & Streets | 95.321 |
| Automotive Industry | 37.100 | Other Motorola Service Stations | 76.212 | County/Twshp Highways & Streets | 95.322 |
| Heavy Equipment | 35.000 | Other Communications Services | 48.990 | City/Authority Highways & Streets | 95.323 |
| Mining | 12.000 | RETAIL SALES | | PUBLIC WORKS | |
| Steel & Metal | 33.000 | Food Sales | 54.000 | State Public Works | 95.111 |
| Other Heavy Manufacturing | 39.000 | Non-Food Sales | 59.000 | County/Twshp Public Works | 95.112 |
| LIGHT MANUFACTURING | | ROUTE & DELIVERY SERVICES | | OTHER GOVERNMENT SERVICES | 93.000 |
| | 35.790 | Alcoholic Beverage Distributors | 51.491 | INSTITUTIONAL | |
| Non-Computer Business Equipment | 35.700 | Non Alcoholic Beverage Distributors | 51.801 | AVIATON & PORT AUTHORITIES | 96.200 |
| Semiconductors | 36.740 | Other Route & Delivery Services | 42.150 | CORRECTIONS | |
| Other Light Manufacturing | 36.000 | VALUE-ADDED RESELLERS (VARS) | | State Corrections | 92.231 |
| PROCESS MANUFACTURING | | VARS-AGriculture/Food | 73.731 | Probation/Parole | 92.234 |
| Beverages | 20.800 | VARS - Construction | 73.732 | Private Corrections | 92.235 |
| Chemicals | 28.000 | VARS_Government | 73.733 | City/County Corrections | 92.233 |
| Food & Tobacco Products | 20.000 | VARS - Manufacturing | 73.734 | City/County Corrections | 92.233 |
| Forest Products & Paper | 26.000 | VARS - Minerals | 73.735 | EDUCATION | |
| Non-Food Packaged Goods | 28.400 | VARS - Sales & Service | 73.736 | Elementary & Secondary Schools | 82.100 |
| Pharmaceuticals | 28.300 | VARS _ Transportation | 73.737 | Colleges, Universities | 82.200 |
| Other Process Manufacturing | 23.000 | VARS - Utilities | 73.738 | Other Education | 82.900 |
| PETROLEUM | | VARS - Others | 73.739 | GOVERNMENT FACILITIES | |
| OIL & GAS EXTRACTION/EXPLORATION | 13.000 | WHOLESALERS & WAREHOUSES | 50.000 | Executive, Legislative, Administrative | 92.000 |
| PIPELINES & DELIVERY | 46.000 | OTHER SERVICES | | Judicial, Courts | 92.101 |
| REFNING | 29.100 | Automotive Services | 75.000 | HEALTH CARE | 80.000 |
| TRANSPORTATION | | Business Services | 73.000 | NON-PROFIT/MEMBERSHIP ORGS | 86.000 |
| AIR SERVICES | | Household Items & Repair Services | 76.000 | | |
| Air Couriers | 45.130 | Personal Services | 72.000 | UTILITIES | |
| Airlines | 45.000 | Refuse Collection & Disposal | 49.530 | GOVERNMENT UTILITIES | 96.300 |
| GOVERNMENT TRANSIT | | | | PRIVATE UTILITIES | |
| Local Transit | 41.100 | RADIUS/DEALERS SALES | | Private Electric | 49.102 |
| Pupil Transit | 41.500 | INDUSTRIAL SUPPLIER | 36.255 | Private Gas | 49.202 |
| NON-GOVERNMENT TRANSIT | 41.300 | MARINE | 44.950 | Private COmbined | 48.100 |
| RAILROADS | 40.000 | TRUNKED RADIO DEALERS (SMR) | 48.800 | TELEPHONE & COMMUNICATIONS | 48.100 |
| TAXI/LIMOUSINE | 41.200 | CELLULAR DEALERS | 48.805 | WATER& IRRIGATION (GOV'T & PRIVATE) | 49.400 |
| TRUCKING | | RCC | 48.855 | | |
| Total Load (TL) Trucking | 42.131 | TWO WAY RENTAL | 50.900 | | |
| Less Than Total Load (LTL) Trucking | 42.132 | RETAIL | 53.600 | | |
| Household Moving & Storage | 42.133 | TWO WAY CATALOG HOUSE | 53.700 | | |
| OTHER TRANSPORTATION | 47.890 | GENERAL CATALOG | 53.800 | | |
| | | AV EQUIPMENT RENTAL | 73.595 | | |
| | | MSS | 73.600 | | |
| | | COMPETITIVE TWO-WAY RADIO DEALER | 73.700 | | |
| | | DISTRIBUTOR | 73.725 | | |
| | | MANUFACTURER'S REP | 73.730 | | |
| | | INDUSTRY SPECIFIC SUPPLIER | 76.555 | | |
| | | OEM | 76.600 | | |