Blue Gas, Carbureted: Production and Distribution
Blueberry Farm
Bluefish, Catching Of
Blueprint Cloth or Paper, Sensitized
Blueprint Reproduction Machines and Equipment
Blueprinting
Blueprinting Equipment and Supplies-Manufacturers
Blueprinting Equipment Repair and Services
Bluestone, Dimension-Quarrying
Bluing
Board Games
Board Games, Children's and Adults'
Board Games, Puzzles, and Models, Except Electronic
Board of Supervisors
Board of Trade
Boarding House, Fraternity and Sorority
Boarding House, Organization
Boarding Houses
Boarding School
Boarding Services, Horses: Racing and Non-Racing
Boards of Trade
Boards, Drawing, Artists'
Boards: Planning, Display, Notice
Boat Accessories and Parts
Boat and Barge Sections, Prefabricated Metal
Boat and Ship Lighting Fixtures
Boat and Ship Models, Toy and Hobby
Boat and Van Seating Manufacturers
Boat and Yacht Customizing
Boat Brokers
Boat Builders and Yards
Boat Builders-Materials
Boat Building and Repairing
Boat Clubs
Boat Covers Tops and Upholstery
Boat Covers Tops and Upholstery-Manufacturers
Boat Crew Service
Boat Cushions
Boat Dealers
Boat Dealers
Boat Distributors
Boat Equipment and Supplies
Boat Equipment and Supplies Manufacturers
Boat Insurance
Boat Kits, Not Models
Boat Lifts Manufacturers
Boat Models, Except Toy
Boat Painting and Lettering
Boat Performance and Racing Equipment
Boat Racing
Boat Rental and Charters
Boat Repair
Boat Restoration
Boat Trailers
Boat Windows
Boatbuilding and Repairing, Nec
Boating and Swimming Clubs
Boating Club, Membership
Boats, Fiberglass: Building and Repairing
Boats, Non-Recreational
Boats, Nonrigid: Plastics
Boats, Rigid: Plastics
Bobbin Blocks and Blanks, Wood
Bobbin Manufacturers
Bobbins, Fiber: Made From Purchased Material
Bobbins, Textile Spinning: Made From Purchased Fiber
Bobsleds
Bobsleds
Bobtailer, Laundry and Drycleaning
Bodies, Aircraft
Body Movement Education
Body Parts, Automobile: Stamped Metal
Body Parts, Shoe Outers
Body Piercing
Body Stockings, Knit
Body Wrap Salons
Bodyguard Service
Boiler and Boiler Shop Work
Boiler and Furnace Contractors
Boiler and Heating Repair Services
Boiler Casing, Metal Plate
Boiler Controls: Industrial, Power, and Marine Type
Boiler Covering (Heat Insulating Material), Except Felt
Boiler Covering, Felt
Boiler Gauge Cocks
Boiler Insurance
Boiler Rental
Boiler Repair and Cleaning
Boiler Repair Shop
Boiler Setting
Boiler Shop Products: Boilers, Smokestacks, Steel Tanks
Boiler Tube Cleaners
Boiler Tubes Manufacturers
Boilers-Repair and Cleaning
Boilers, Hot Water Heating
Boilers, Low-Pressure Heating: Steam or Hot Water
Boilers, Power (Industrial)
Boilers, Steam
Boilers: Industrial, Power, or Marine
Bok Choy Farm
Bologna Manufacturers
Bologna, Poultry
Bolt Caps, Vitreous China or Earthenware
Bolts
Bolts and Nuts Manufacturers
Bolts and Nuts Stores
Bolts and Nuts Stores
Bolts Nuts Screws Rivets/Washers Manufacturers
Bolts, Metal
Bolts, Nuts, Screws, Rivets, and Washers
Bomb Disposal
Bomb Racks, Aircraft
Bombs and Parts
Bond and Mortgage Companies
Bond Paper
Bonded Warehouses
Bonded-Fiber Fabrics, Except Felt
Bonderizing of Metal or Metal Products
Bondholders Protective Committee
Bonding Agents
Bonds-Surety and Fidelity
Bondsperson
Bone Black
Bone Drills
Bone Meal, Except As Animal Feed
Bone Meal, Prepared As Animal Feed
Bone Plates and Screws
Boneless Meat, From Purchased Meat
Bonsai Plants and Supplies
Book and Catalog Covers Manufacturers
Book and Record Clubs
Book Cloth
Book Club, Mail Order
Book Clubs: Publishing and Printing
Book Clubs: Publishing Only, Not Printed On Site
Book Covers, Fabric
Book Covers, Paper
Book Dealers-Pro Technical and Trade
Book Dealers-Used and Rare
Book Ends, Metal
Book Manufacturers
Book Music: Printing and Binding, Not Published On Site
Book Music: Printing Only, Not Published On Site
Book Music: Publishing and Printing
Book Music: Publishing Only, Not Printed On Site
Book Paper
Book Paper, Coated: Made From Purchased Materials
Book Printing
Book Publishers
Book Publishers and Printers
Book Rental
Book Reviewers
Book Sales, House-To-House
Book Stores
Book Stores
Book Stores, Secondhand
Book Tile, Clay
Book, Bond and Printing Papers
Bookbinders
Bookbinders' Leather
Bookbinding and Related Work
Bookbinding and Related Work
Bookbinding Machinery
Bookcases
Bookcases
Bookcases, Household: Wood
Bookcases, Office: Wood
Booking Agencies, Motion Picture
Booking Agency, Theatrical
Books On Tape
Books-Publishing and Printing
Books, Foreign
Books, Mail Order (Except Book Clubs)
Books, Periodicals, and Newspapers
Books, Periodicals, and Newspapers
Books, Periodicals, and Newspapers, Nec
Books, Printing Only
Books, Publishing Only
Books, Religious
Books, Toy: Picture and Cutout
Books: Publishing, or Publishing and Printing
Boomerangs
Boomerangs
Booster (Jump-Start) Cables, Automotive
Booster Club
Boot and Shoe Accessories
Boot and Shoe Cut Stock and Findings
Boot and Shoe Cut Stock and Findings
Boot and Shoe-Cut Stock and Findings Manufacturers
Boot Making and Repairing Machinery
Boot or Shoe Products, Plastics
Boot or Shoe Products, Rubber
Boot Repair
Bootblock Parlor
Booths-Telephone Manufacturers
Booths, Spray: Prefabricated Sheet Metal
Boots
Boots Manufacturers
Boots, Canvas or Leather: Women's
Boots, Horse
Boots, Plastic
Boots, Rubber or Rubber Soled Fabric
Boots, Shoes, and Leather Working Machinery
Borax Manufacturers
Bordeaux Mixture
Borescopes
Boring for Building Construction
Boring Machine Attachments (Machine Tool Accessories)
Boring Mills
Boron Compounds, Nec, Not From Mines
Boroscopes
Bort
Bort, Crushing
Botanical and Zoological Gardens
Botanical Gardens
Botanical Products, Medicinal: Ground, Graded, or Milled
Bottle Caps and Tops, Die-Cut: From Purchased Materials
Bottle Caps, Molded Plastics
Bottle Openers Manufacturers
Bottle Printing
Bottle Shops and Wine Stores
Bottle Warmers, Electric: Household
Bottle Washing and Sterilizing Machines
Bottled and Canned Soft Drinks and Carbonated Waters
Bottled Baby Formula
Bottled Water Delivery
Bottlers
Bottles for Packing, Bottling, and Canning: Glass
Bottles Manufacturers
Bottles, Paper Fiber: Made From Purchased Material
Bottles, Waste
Bottling and Canning Machinery
Bottling Machinery: Filling, Capping, Labeling
Bottling Wines and Liquors
Boudoir Lamps
Bought Jewelry
Bought Pawn Tickets
Boulder, Crushed and Broken-Quarrying
Bourbon Whiskey
Boutiques
Boutiquing: Decorating Gift Items With Sequins, Fruit, Etc.
Bow Ties, Men's and Boys': Made From Purchased Materials
Bowling Alley Installation
Bowling Alleys and Accessories
Bowling Alleys and Accessories
Bowling Apparel and Accessories
Bowling Apparel and Accessories-Manufacturers
Bowling Ball Manufacturers
Bowling Ball Manufacturers
Bowling Centers
Bowling Centers
Bowling Club
Bowling Equipment and Supplies
Bowling Equipment and Supplies
Bowling Establishment Furniture
Bowling League or Team
Bowls, Glass
Bowls, Wood
Bows, Shoe
Box Cleats, Wood
Box Equipment and Supplies Manufacturers
Box Lumber
Box Lunches
Box Lunches, for Sale Off Premises
Box Making Machines, for Wooden Boxes
Box Making Machines, Paper
Box Partitions Manufacturers
Box Springs, Assembled
Boxboard
Boxed Beef, From Meat Slaughtered On Site
Boxes and Containers
Boxes and Fittings, Electrical
Boxes for Packing and Shipping, Metal
Boxes-Folding Manufacturers
Boxes-Metal Manufacturers
Boxes-Paper-Gluing and Finishing Manufacturers
Boxes, Corrugated: Made From Purchased Materials
Boxes, Leather
Boxes, Newsboard, Metal Edged: Made From Purchased Materials
Boxes, Paperboard and Disposable Plastic
Boxes, Plastics
Boxes, Sketching and Paint
Boxes, Solid Fiber: Made From Purchased Materials
Boxes, Stamped Metal
Boxes, Vulcanized Fiber: Made From Purchased Material
Boxes, Waste
Boxes, Wood
Boxes, Wood: Wirebound
Boxing and Wrestling Arena
Boxing Equipment and Supplies, General
Boxing Equipment and Supplies, General
Boy Scout Organization
Boys Clothing and Furnishings Stores
Boys Clothing and Furnishings Stores
Boys Clothing and Furnishings-Manufacturers
Boys Homes
Boys' Camp
Boys' Towns
Bracelets, Except Precious Metal
Bracelets, Precious Metal
Braces, Elastic
Braces, Orthopedic
Bracing and Surgery Services
Bracing Services, Ornamental Bush
Bracing Services, Ornamental Tree
Brackets Manufacturers
Brackets, Architectural: Plaster
Brackets, Wood
Brads
Brads: Aluminum, Brass, or Other Nonferrous Metal or Wire
Braided Goods: Bleaching, Dyeing, or Other Finishings
Braiding Machines, Textile
Braids Manufacturers
Braids, Tubular Nylon or Plastic
Brake Burnishing or Washing Machines
Brake Fluids Manufacturers
Brake Lining Distributors
Brake Lining Manufacturers
Brake Linings, Asbestos
Brake Linings, Rubber
Brake Parts and Supplies
Brake Service
Brake Service Equipment Manufacturers
Brake Shoe Bonding and Exchanging
Brakes Distributors
Brakes Manufacturers
Brakes, Air and Vacuum: Railway
Brakes, Aircraft
Brakes, Electromagnetic
Brakes, Friction Clutch and Other: Bicycle
Brakes, Metal Forming
Bran, Rice
Branches and Agencies of Foreign Banks
Branches and Agencies of Foreign Banks
Branding Equipment Manufacturers
Brandy
Brandy and Brandy Spirits
Brandy Spirits
Bras, Girdles, and Allied Garments
Bras, Girdles, and Allied Garments, Nec
Brass and Bronze Die-Castings
Brass Goods
Brass Instruments
Brass Instruments and Parts
Brass Manufacturers
Brass Mills
Brass Products Manufacturers
Brass Rolling and Drawing
Brass Smelting and Refining (Secondary)
Brass-Decorative Accessories
Brassieres
Brassieres Girdles/Allied Grmnts Manufacturers
Brassieres Manufacturers
Brassieres, Girdles, and Allied Garments
Brasswork, Ornamental: Structural
Brazing
Brazing (Hardening) of Metal
Bread
Bread and Bread Type Roll Mixes: From Purchased Flour
Bread and Bread-Type Roll Mixes
Bread Crumbs, Except Made in Bakeries
Bread Wrappers, Waxed or Laminated: Purchased Material
Bread Wrapping Machinery
Breading Mixes
Breaker Point Sets, Internal Combustion Engine
Breakfast Bars
Breakfast Cereals
Breakfast Sets (Furniture): Wood
Breakfasts, Frozen and Packaged
Breastfeeding Supplies and Information
Breeding Services, Pet and Animal Specialties (Not Horses)
Brethren Church
Brewers
Brewers' and Maltsters' Machinery
Brewers' Grain
Brewers' Rice
Brewery Products Manufacturing Machinery, Commercial
Bric-A-Brac
Brick Abrasives
Brick and Clay Manufacturers
Brick and Stone Pointing
Brick and Structural Clay Tile
Brick Clay: Common Face, Glazed, Vitrified, or Hollow
Brick Makers' Equipment Manufacturers
Brick Manufacturers
Brick Pavers
Brick Refractories
Brick Siding, Asphalt
Brick-Clay Common and Face Manufacturers
Brick-Concrete Pumice and Etc
Brick, Carbon
Brick, Clay Refractory
Brick, Concrete
Brick, Except Refractory
Brick, Stone and Related Construction Materials
Brick, Stone, and Related Material
Brick, Stone, and Related Material, Nec
Bricklaying
Bridal and Formal Gowns
Bridal and Wedding Gowns
Bridal Fabrics
Bridal Gown Preservation Service
Bridal Registries
Bridal Shops
Bridal Supplies
Bridal Supplies Manufacturers
Bridge Builders
Bridge Club, Membership
Bridge or Gate Machinery, Hydraulic
Bridge Painting
Bridge Sections, Prefabricated, Highway
Bridge Sections, Prefabricated, Railway
Bridge Sets (Furniture): Metal
Bridge Sets (Furniture): Wood
Bridge Sets, Cloth and Napkin: From Purchased Materials
Bridge Tunnel and Elevated Highway
Bridge, Tunnel, and Elevated Highway Construction
Bridge, Tunnel, and Elevated Highway Construction
Bridges and Trestles, Treated Wood
Bridges, Billiard and Pool
Bridges, Billiard and Pool
Bridges, Treated Wood
Bridges: Kelvin, Wheatstone, Vacuum Tube, Megohm, Etc.
Bridle Leather
Briefcases
Brine Manufacturers
Briquettes Manufacturers
Briquettes, Sawdust or Bagasse: Nonpetroleum Binder
Bristles
Bristols
British Food Products
Broaches and Pins Manufacturers
Broaches Manufacturers
Broaching Manufacturers
Broadcasting Companies
Broadcasting Equipment Manufacturers
Broadcloth, Cotton
Broadwoven Fabric Mills, Cotton
Broadwoven Fabric Mills, Cotton
Broadwoven Fabric Mills, Manmade Fiber and Silk
Broadwoven Fabric Mills, Wool (Including Dyeing and Finishing)
Broadwoven Fabrics
Broadwoven Fabrics: Linen, Jute, Hemp, and Ramie
Broccoli Farm
Brochure Publishers
Broiler Fryer and Roaster Chickens
Broiler, Fryers, and Roaster Chickens
Broilers, Electric
Broiling Chickens, Raising Of
Broken Glass
Broker of Manufactured Homes, On Site
Brokers, Contract Services
Brokers, Farm or Business Loan
Brokers, Security
Brokers' Services
Bromine, Elemental
Bronze Castings
Bronze Manufacturers
Bronze Ornamental Work Manufacturers
Bronze Powders and Liquids Manufacturers
Bronze Products Manufacturers
Bronze Rolling and Drawing
Bronze Smelting and Refining (Secondary)
Bronze Tablets (Manufacturers)
Bronzing or Dusting Machines for the Printing Trade
Bronzing, Gilding, Edging, and Deckling: Books, Cards, Paper
Broom Making Machinery
Broom Manufacturers Equipment and Supplies Manufacturers
Broomcorn
Broomcorn Farm
Brooms
Brooms and Brushes
Brooms and Brushes Manufacturers
Brooms Manufacturers
Brooms, Powered (Motor Vehicles), Assembly Of
Broth, Fish and Seafood: Packaged in Cans, Jars, Etc.
Brown Rice
Brownprint Reproduction Machines and Equipment
Brush Blocks, Carbon or Molded Graphite
Brush Blocks, Wood: Turned and Shaped
Brush Manufacturers
Brush Removal Service
Brushes
Brushes and Brush Stock Contacts, Electric
Brushes for Vacuum Cleaners, Carpet Sweepers, Etc.
Brushes, Air, Artists'
Brushes, Except Paint and Varnish
Brushes, Industrial
Brushes, Rubber
Brushing Machines (Metalworking Machinery)
Brussels Sprout Farm
Bucket or Scarifier Teeth
Bucket Type Conveyor Systems
Buckets, Excavating: Clamshell, Concrete, Dragline, Etc.
Buckets, Plastics
Buckles
Buckles Manufacturers
Buckles, Shoe
Buckram Manufacturers
Buckwheat Farm
Buckwheat Flour
Buddhist Temple
Budget Agency, Government
Buffet (Eating Places)
Buffets (Furniture)
Buffing and Polishing Machines
Buffing and Polishing Manufacturers
Buffing or Polishing Wheels, Abrasive or Nonabrasive
Builders Docks
Builders Service
Builders-Construction Control Service
Builders' Hardware
Builders' Hardware
Builders' Hardware, Nec
Building & Construction
Building and Office Cleaning Services
Building and Roofing Paper, Felts and Insulation Siding
Building and Structural Materials, Wood
Building Blocks, Nec
Building Board and Wallboard, Except Gypsum
Building Board-Up Contractor
Building Board, Except Gypsum, Nsk
Building Board, Gypsum
Building Cleaning and Maintenance Services, NEC
Building Cleaning-Exterior
Building Cleaning/Maintenance Services (Unclassified)
Building Component Cleaning Service
Building Components, Structural Steel
Building Construction Consultant
Building Construction Consultants
Building Contractors
Building Contractors
Building Cornices
Building Designers
Building Front Installation, Metal
Building Glass, Flat
Building Inspection Engineers
Building Inspection Service
Building Lime
Building Maintenance
Building Materials
Building Materials Manufacturers
Building Materials, Except Block or Brick: Concrete
Building Materials, Interior
Building Mover, Including Houses
Building Oil and Gas Well Foundations On Site
Building Paper and Felts, Nec
Building Paper, Insulation
Building Paper, Laminated: Made From Purchased Material
Building Restoration and Preservation
Building Services Monitoring Controls, Automatic
Building Site Preparation
Building Specialties
Building Standards Agency, Government
Building Stone
Building Stone Products
Building Stone, Artificial: Concrete
Building Systems and Components
Building Tile, Clay
Building Wire and Cable
Building Wire and Cable, Nonferrous
Building, Insulating, and Packaging Paper
Building, Insulating, and Packaging Paperboard
Buildings-Concrete
Built-In Thermostats, Filled System and Bimetal Types
Built-Up Mica
Bulbs and Seeds
Bulbs for Electric Lights
Bulbs, Growing Of
Bulbs, Rubber: for Atomizers, Syringes, Medicine Droppers
Bulk Handling Conveyor Systems
Bulk Liquid Storage
Bulk Oil Dealers
Bulldozers (Construction Machinery)
Bulldozers (Metalworking Machinery)
Bulldozing
Bulletin Boards, Cork
Bulletin Boards, Wood
Bulletproof Vests
Bullion, Precious Metals
Bump Shops, Automotive Repair
Bumper Stickers
Bumpers
Bungs, Wood
Buns, Sweet: Frozen
Buntings, Infants'
Buoyancy Instruments, Industrial Process Type
Buoys, Metal
Bureau of Public Roads
Bureaus
Bureaus of Standards, Government
Burglar Alarm Systems and Monitoring-Manufacturers
Burglar Alarm Systems-Monitoring
Burglar and Security Systems Stores
Burglary and Robbery Protective Service
Burglary and Theft Insurance
Burial Caskets
Burial Caskets Manufacturers
Burial Garments
Burial Insurance
Burial Insurance Societies
Burial Vaults Manufacturers
Burial Vaults, Concrete or Precast Terrazzo
Burial Vaults, Stone
Burlap Canvas and Cotton Bags Manufacturers
Burlap Manufacturers
Burlesque Company
Burling and Mending Cloth
Burnishers and Cushions, Gilders'
Burnt Leather Goods
Burro Farm
Burrstone Quarrying
Burs, Dental
Bursting Machines Manufacturers
Bus and Other Large Specialty Vehicle Assembly
Bus Bar Structures
Bus Bars (Electrical Conductors)
Bus Card Advertising
Bus Repair and Bus Service
Bus Trailers, Tractor Type
Buses Manufacturers
Buses-Bodies Manufacturers
Buses-Distributors
Buses-Parts and Supplies Manufacturers
Buses, All Types, Assembly Of
Bushings and Bearings
Bushings and Bearings, Brass (Nonmachined)
Bushings and Bearings, Bronze (Nonmachined)
Bushings and Bearings, Copper (Nonmachined)
Bushings, Cast Steel: Except Investment
Bushings, Rubber
Bushings, Wood
Business Analysis
Business and Secretarial Schools
Business and Trade Organizations
Business Associations
Business Brokers
Business Cards Manufacturers
Business College or School
Business Colleges
Business Consultants
Business Consulting Services, NEC
Business Consulting, Nec, Nec
Business Development
Business Economic Service
Business Educational Services
Business Form and Card Printing, Gravure
Business Form and Card Printing, Lithographic
Business Form Paper
Business Forms and Systems Manufacturers
Business Forms: Printing, Nsk
Business Lawyers and Business Attorneys
Business Machine and Electronic Equipment Rental Services
Business Machine Repair, Electric
Business Machines and Equipment
Business Management
Business Management Consultant
Business Management Consultants
Business Oriented Computer Software
Business Persons Club
Business Planning and Organizing Services
Business Records and Documents-Storage
Business Research Service
Business Schools and Secretarial Schools
Business Schools and Vocational Schools
Business Service Newsletters: Publishing and Printing
Business Services (Unclassified)
Business Services, NEC
Business Support Service
Business Training Services
Business Writers
Butadiene (Industrial Organic Chemical)
Butadiene Rubbers, Polybutadiene
Butadiene-Acrylonitrile, Nitrile Rubbers, Nbr
Butane (Natural) Production
Butane Gas
Butane Gas
Butcher Service, Processing Only - Does Not Sell Meat
Butchering
Butchers
Butter
Butter Crates, Wood: Wirebound
Butter Oil
Butter Powder
Butter, Renovated and Processed
Buttermilk Emulsion for Animal Food
Buttermilk, Cultured
Button Backs and Parts
Button Blanks and Molds
Button Coloring for the Trade
Button Covering
Button Makers
Button Sewing Machines
Buttonhole and Eyelet Machines and Attachments, Industrial
Buttonhole Makers Manufacturers
Buttonhole Making, Except Fur: for the Trade
Buttons-Manufacturers Equipment and Supplies Manufacturers
Buttons: Red Cross, Union, Identification
Butyl Alcohol, Butanol
Buyers Information Service
Buyers Service
Buyers' Club
Buying Agent, Real Estate
Buying of Installment Notes