| SIC code | SIC Text
| NAICS code | NAICS Text
|
| 0139 | Field Crops Except Cash Grains (sweet potatoes and yams) | 111219 | Other Vegetable (except Potato) and Melon Farming |
| 0179 | Fruits and Tree Nuts, NEC (combination farms) | 111336 | Fruit and Tree Nut Combination Farming |
| 0179 | Fruit and Tree Nuts, NEC (except combination farms) | 111339 | Other Noncitrus Fruit Farming |
| 0182 | Food Crops Grown Under Cover (mushrooms, growing of) | 111411 | Mushroom Production |
| 0182 | Food Crops Grown Under Cover (except mushroom, growing of) | 111419 | Other Food Crops Grown Under Cover |
| 0139 | Field Crops, Except Cash Grains, NEC (hay farms) | 111940 | Hay Farming |
| 0139 | Field Crops, Except Cash Grains, NEC (peanut farms) | 111992 | Peanut Farming |
| 0139 | Field Crops, Except Cash Grains, NEC (except peanut, sweet potato, yam and hay farms) | 111998 | All Other Miscellaneous Crop Farming |
| 0831 | Forest Products (maple sap, gathering of) | 111998 | All Other Miscellaneous Crop Farming |
| 2099 | Food Preparations, NEC (reducing maple sap to maple syrup) | 111998 | All Other Miscellaneous Crop Farming |
| 0921 | Fish Hatcheries and Preserves (finfish hatcheries) | 112511 | Finfish Farming and Fish Hatcheries |
| 0921 | Fish Hatcheries and Preserves (shellfish hatcheries) | 112512 | Shellfish Farming |
| 0271 | Fur-Bearing Animals and Rabbits | 112930 | Fur-Bearing Animal and Rabbit Production |
| 0831 | Forest Nurseries and Gathering of Forest Products (forest products, except gathering of maple sap) | 113210 | Forest Nurseries and Gathering of Forest Products |
| 0912 | Finfish | 114111 | Finfish Fishing |
| 0761 | Farm Labor Contractors and Crew Leaders | 115115 | Farm Labor Contractors and Crew Leaders |
| 0762 | Farm Management Services | 115116 | Farm Management Services |
| 0851 | Forestry Services | 115310 | Support Activities for Forestry |
| 1061 | Ferroalloy Ores, Except Vanadium (nickel) | 212234 | Copper Ore and Nickel Ore Mining |
| 1061 | Ferroalloy Ores, Except Vanadium (other ferroalloys except nickel) | 212299 | All Other Metal Ore Mining |
| 1752 | Floor Laying and Other Floor Work, NEC | 235520 | Floor Laying and Other Floor Contractors |
| 2041 | Flour and Other Grain Mill Products | 311211 | Flour Milling |
| 2099 | Food Preparations, NEC (rice, uncooked and packaged with other ingredients made in rice mills) | 311212 | Rice Milling |
| 2099 | Food Preparations, NEC (marshmallow creme) | 311340 | Nonchocolate Confectionery Manufacturing |
| 2037 | Frozen Fruits, Fruit Juices, and Vegetables | 311411 | Frozen Fruit, Juice, and Vegetable Manufacturing |
| 2038 | Frozen Specialties, NEC | 311412 | Frozen Specialty Food Manufacturing |
| 2099 | Food Preparation, NEC (bouillon, and potatoes dried and packaged with other ingredients) | 311423 | Dried and Dehydrated Food Manufacturing |
| 2026 | Fluid Milk (except ultra-high temperature) | 311511 | Fluid Milk Manufacturing |
| 2026 | Fluid Milk (ultra-high temperature) | 311514 | Dry, Condensed, and Evaporated Dairy Product Manufacturing |
| 2053 | Frozen Bakery Products, Except Bread | 311813 | Frozen Cakes, Pies, and Other Pastries Manufacturing |
| 2099 | Food Preparations, NEC (dry pasta packaged with other ingredients made in dry pasta plants) | 311823 | Dry Pasta Manufacturing |
| 2099 | Food Preparations, NEC (tortillas) | 311830 | Tortilla Manufacturing |
| 2099 | Food Preparations, NEC (peanut butter) | 311911 | Roasted Nuts and Peanut Butter Manufacturing |
| 2087 | Flavoring Extracts and Flavoring Syrups, NEC (coffee flavoring and syrups) | 311920 | Coffee and Tea Manufacturing |
| 2099 | Food Preparations, NEC (tea) | 311920 | Coffee and Tea Manufacturing |
| 2087 | Flavoring Extracts and Flavoring Syrups (flavoring syrup and concentrate, except coffee) | 311930 | Flavoring Syrup and Concentrate Manufacturing |
| 2099 | Food Preparations, NEC (vinegar, prepared dips (except dairy), and cider) | 311941 | Mayonnaise, Dressing, and Other Prepared Sauce Manufacturing |
| 2087 | Flavoring Extracts and Flavoring Syrups (flavoring extracts and natural food colorings) | 311942 | Spice and Extract Manufacturing |
| 2099 | Food Preparations, NEC (spices, dip mix, salad dressing mix, and seasoning mix) | 311942 | Spice and Extract Manufacturing |
| 2099 | Food Preparations, NEC (perishable prepared food) | 311991 | Perishable Prepared Food Manufacturing |
| 2087 | Flavoring Extracts and Flavoring Syrups (powered drink mix) | 311999 | All Other Miscellaneous Food Manufacturing |
| 2099 | Food Preparations, NEC (except bouillon, marshmallow creme, spices, extracts, peanut butter, perishable p | 311999 | All Other Miscellaneous Food Manufacturing |
| 2261 | Finishers of Broadwoven Fabrics of Cotton | 313311 | Broadwoven Fabric Finishing Mills |
| 2262 | Finishers of Broadwoven Fabrics of Manmade Fiber and Silk | 313311 | Broadwoven Fabric Finishing Mills |
| 2269 | Finishers of Textiles, NEC | 313312 | Textile and Fabric Finishing (except Broadwoven Fabric) Mills |
| 3069 | Fabricated Rubber Products, NEC (rubberizing fabric or purchased textile products) | 313320 | Fabric Coating Mills |
| 2399 | Fabricated Textile Products, NEC (except apparel, automotive seat belts, and seat and tire covers) | 314999 | All Other Miscellaneous Textile Product Mills |
| 2371 | Fur Goods (men's and boys' contractors) | 315211 | Men's and Boys' Cut and Sew Apparel Contractors |
| 2371 | Fur Goods ( women's, girls' and infants' contractors) | 315212 | Women's, Girls', and Infants' Cut and Sew Apparel Contractors |
| 2371 | Fur Goods (except contractors) | 315292 | Fur and Leather Apparel Manufacturing |
| 3069 | Fabricated Rubber Products, NEC (rubber pants and raincoats) | 315299 | All Other Cut and Sew Apparel Manufacturing |
| 2399 | Fabricated Textile Products, NEC (apparel and apparel accessories) | 315999 | Other Apparel Accessories and Other Apparel Manufacturing |
| 3069 | Fabricated Rubber Products, NEC (rubber bibs, aprons and bathing caps) | 315999 | Other Apparel Accessories and Other Apparel Manufacturing |
| 3149 | Footwear Except Rubber, NEC | 316219 | Other Footwear Manufacturing |
| 2657 | Folding Paperboard Boxes, Including Sanitary | 322212 | Folding Paperboard Box Manufacturing |
| 2655 | Fiber Cans, Tubes, Drums, and Similar Products | 322214 | Fiber Can, Tube, Drum, and Similar Products Manufacturing |
| 2875 | Fertilizers, Mixing Only | 325314 | Fertilizer (Mixing Only) Manufacturing |
| 3069 | Fabricated Rubber Products, NEC (rubber resilient floor coverings) | 326192 | Resilient Floor Covering Manufacturing |
| 3069 | Fabricated Rubber Products, NEC (except rubberized fabric and rubber resilient floor covering) | 326299 | All Other Rubber Product Manufacturing |
| 3263 | Fine Earthenware (Whiteware) Table and Kitchen Articles | 327112 | Vitreous China, Fine Earthenware, and Other Pottery Product Manufacturing |
| 3211 | Flat Glass | 327211 | Flat Glass Manufacturing |
| 3499 | Fabricated Metal Products, NEC (powder metallurgy) | 332117 | Powder Metallurgy Part Manufacturing |
| 3523 | Farm Machinery and Equipment (hand hair clippers for animals) | 332212 | Hand and Edge Tool Manufacturing |
| 3441 | Fabricated Structural Metal | 332312 | Fabricated Structural Metal Manufacturing |
| 3443 | Fabricated Plate Work (Boiler Shops) (fabricated plate work and metal weldments) | 332313 | Plate Work Manufacturing |
| 3523 | Farm Machinery and Equipment (corrals, stalls, and holding gates) | 332323 | Ornamental and Architectural Metal Work Manufacturing |
| 3443 | Fabricated Plate Work (Boiler Shops) (power boilers and heat exchangers) | 332410 | Power Boiler and Heat Exchanger Manufacturing |
| 3443 | Fabricated Plate Work (Boiler Shops) (heavy gauge tanks) | 332420 | Metal Tank (Heavy Gauge) Manufacturing |
| 3499 | Fabricated Metal Products, NEC (metal boxes) | 332439 | Other Metal Container Manufacturing |
| 3499 | Fabricated Metal Products, NEC (safe and vault locks) | 332510 | Hardware Manufacturing |
| 3492 | Fluid Power Valves and Hose Fittings | 332912 | Fluid Power Valve and Hose Fitting Manufacturing |
| 3499 | Fabricated Metal Products, NEC (metal aerosol valves) | 332919 | Other Metal Valve and Pipe Fitting Manufacturing |
| 3498 | Fabricated Pipe and Pipe Fittings | 332996 | Fabricated Pipe and Pipe Fitting Manufacturing |
| 3499 | Fabricated Metal Products, NEC (other metal products) | 332999 | All Other Miscellaneous Fabricated Metal Product Manufacturing |
| 3523 | Farm Machinery and Equipment (except corrals, stalls, holding gates, hand clippers for animals, and farm | 333111 | Farm Machinery and Equipment Manufacturing |
| 3556 | Food Products Machinery | 333294 | Food Product Machinery Manufacturing |
| 3443 | Fabricated Plate Work (Boiler Shops) (metal cooling towers) | 333414 | Heating Equipment (except Warm Air Furnaces) Manufacturing |
| 3523 | Farm Machinery and Equipment (farm conveyors and elevators) | 333922 | Conveyor and Conveying Equipment Manufacturing |
| 3593 | Fluid Power Cylinders and Actuators | 333995 | Fluid Power Cylinder and Actuator Manufacturing |
| 3594 | Fluid Power Pumps and Motors | 333996 | Fluid Power Pump and Motor Manufacturing |
| 2399 | Fabricated Textile Products, NEC (seat belts, and seat and tire covers) | 336360 | Motor Vehicle Seating and Interior Trim Manufacturing |
| 3499 | Fabricated Metal Products, NEC (metal motor vehicle seat frames) | 336360 | Motor Vehicle Seating and Interior Trim Manufacturing |
| 5712 | Furniture Stores (custom wood cabinets) | 337110 | Wood Kitchen Cabinet and Countertop Manufacturing |
| 5712 | Furniture (custom made upholstered household furniture except cabinets) | 337121 | Upholstered Household Furniture Manufacturing |
| 5712 | Furniture Stores (custom made wood nonupholstered household furniture except cabinets) | 337122 | Nonupholstered Wood Household Furniture Manufacturing |
| 2599 | Furniture and Fixtures, NEC (except hospital beds) | 337127 | Institutional Furniture Manufacturing |
| 3499 | Fabricated Metal Products, NEC (metal furniture frames) | 337215 | Showcase, Partition, Shelving, and Locker Manufacturing |
| 2599 | Furniture and Fixtures, NEC (hospital beds) | 339111 | Laboratory Apparatus and Furniture Manufacturing |
| 3069 | Fabricated Rubber Products, NEC (rubber gloves and life jackets) | 339113 | Surgical Appliance and Supplies Manufacturing |
| 3069 | Fabricated Rubber Products, NEC (wet suits) | 339920 | Sporting and Athletic Goods Manufacturing |
| 3069 | Fabricated Rubber Products, NEC (rubber toys, except dolls) | 339932 | Game, Toy, and Children's Vehicle Manufacturing |
| 3965 | Fasteners, Buttons, Needles, and Pins | 339993 | Fastener, Button, Needle, and Pin Manufacturing |
| 5021 | Furniture (except furniture sold via retail method) | 421210 | Furniture Wholesalers |
| 5083 | Farm and Garden Machinery and Equipment (except lawn and garden equipment sold via retail method) | 421820 | Farm and Garden Machinery and Equipment Wholesalers |
| 5139 | Footwear | 422340 | Footwear Wholesalers |
| 5146 | Fish and Seafoods | 422460 | Fish and Seafood Wholesalers |
| 5148 | Fresh Fruits and Vegetables | 422480 | Fresh Fruit and Vegetable Wholesalers |
| 5159 | Farm-Product Raw Materials, NEC | 422590 | Other Farm Product Raw Material Wholesalers |
| 5191 | Farm Supplies (except lawn and garden supplies sold via retail method) | 422910 | Farm Supplies Wholesalers |
| 5193 | Flowers, Nursery Stock, and Florists' Supplies (except nursery stock sold via retail method) | 422930 | Flower, Nursery Stock, and Florists' Supplies Wholesalers |
| 5021 | Furniture (Wholesale) (sold via the retail method) | 442110 | Furniture Stores |
| 5712 | Furniture Stores (except custom furniture and cabinets) | 442110 | Furniture Stores |
| 5713 | Floor Coverings Stores | 442210 | Floor Covering Stores |
| 5083 | Farm and Garden Machinery and Equipment (Wholesale) (sold via retail method) | 444210 | Outdoor Power Equipment Stores |
| 5191 | Farm Supplies (sold via retail method) | 444220 | Nursery and Garden Centers |
| 5193 | Flowers, Nursery Stock, and Florists' Supplies (sold via retail method) | 444220 | Nursery and Garden Centers |
| 5431 | Fruit and Vegetable Markets | 445230 | Fruit and Vegetable Markets |
| 5651 | Family Clothing Stores | 448140 | Family Clothing Stores |
| 5992 | Florists | 453110 | Florists |
| 5983 | Fuel Oil Dealers | 454311 | Heating Oil Dealers |
| 5989 | Fuel Dealers, NEC | 454319 | Other Fuel Dealers |
| 4432 | Freight Transportation on the Great Lakes - St. Lawrence Seaway | 483113 | Coastal and Great Lakes Freight Transportation |
| 4482 | Ferries (coastal and Great Lakes) | 483114 | Coastal and Great Lakes Passenger Transportation |
| 4482 | Ferries (inland) | 483212 | Inland Water Passenger Transportation |
| 4785 | Fixed Facilities and Inspection and Weighing Services for Motor Vehicle Transportation (marine cargo chec | 488390 | Other Support Activities for Water Transportation |
| 4785 | Fixed Facilities and Inspection and Weighing Services for Motor Vehicle Transportation (all but marine ca | 488490 | Other Support Activities for Road Transportation |
| 4221 | Farm Product Warehousing and Storage | 493130 | Farm Product Warehousing and Storage |
| 6011 | Federal Reserve Banks | 521110 | Monetary Authorities - Central Bank |
| 6111 | Foreign Trade and International Banking Institutions (Federal Land Banks) | 522292 | Real Estate Credit |
| 6082 | Foreign Trade and International Banking Institutions (international trade financing) | 522293 | International Trade Financing |
| 6111 | Federal and Federally-Sponsored Credit Agencies (trade banks) | 522293 | International Trade Financing |
| 6111 | Federal and Federally Sponsored Credit Agencies (secondary market financing) | 522294 | Secondary Market Financing |
| 6082 | Foreign Trade and International Banking Institutions (except international trade financing) | 522298 | All Other Nondepository Credit Intermediation |
| 6111 | Federal and Federally-Sponsored Credit Agencies (except trade banks, secondary market financing and Feder | 522298 | All Other Nondepository Credit Intermediation |
| 6099 | Functions Related to Depository Banking, NEC (electronic funds transfer networks and clearinghouse associ | 522320 | Financial Transactions Processing, Reserve, and Clearinghouse Activities |
| 6099 | Functions Related to Depository Banking, NEC (except electronic funds transfer networks and clearinghouse | 522390 | Other Activities Related to Credit Intermediation |
| 6099 | Functions Related to Depository Banking, NEC (foreign currency exchange) | 523130 | Commodity Contracts Dealing |
| 6099 | Functions Related to Depository Banking, NEC (escrow and fiduciary agencies) | 523991 | Trust, Fiduciary, and Custody Activities |
| 6331 | Fire, Marine, and Casualty Insurance (fire, marine, and casualty insurers-direct, except contact lens ins | 524126 | Direct Property and Casualty Insurance Carriers |
| 6331 | Fire, Marine, and Casualty Insurance (contact lens insurance) | 524128 | Other Direct Insurance (except Life, Health, and Medical) Carriers |
| 6331 | Fire, Marine, and Casualty Insurance (reinsurers) | 524130 | Reinsurance Carriers |
| 6331 | Fire, Marine, and Casualty Insurance (self insurers) | 525190 | Other Insurance Funds |
| 8744 | Facilities Support Management Services | 561210 | Facilities Support Services |
| 7261 | Funeral Services and Crematories (funeral homes and services) | 812210 | Funeral Homes and Funeral Services |
| 7261 | Funeral Services and Crematories (crematories) | 812220 | Cemeteries and Crematories |
| 9224 | Fire Protection | 922160 | Fire Protection |
