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What Is a NAICS 8-Digit Code?
All NAICS SIC Companies
SIC 6-Digit NAICS 8-Digit ISIC (International) NACE (Europe) SOC (Occupations) CIP (Programs) Extended SOC (O*NET)

NAICS 8-Digit Codes for "sic:321"

Extended NAICS codes provide more specific industry categories within official 6-digit NAICS classifications, supporting more precise industry segmentation, market research, and business targeting. For official NAICS classification, use the 6-digit NAICS code.

Search this keyword in SIC 6-Digit codes.

companies

Verified U.S. companies available for purchase in this industry. Counts are based on primary business classifications.

Industry NAICS 8-Digit U.S. companies Add

Sawmill Consultants (Manufacturing)

Parent: Sawmills

 Extended NAICS 321113-01 companies 1companies

Sawmills (Manufacturing)

Parent: Sawmills

 Extended NAICS 321113-02 companies 628companies

Sawmills & Planing Mills-General (Manufacturing)

Parent: Sawmills

 Extended NAICS 321113-03 companies 213companies

Special Product Sawmills NEC (Manufacturing)

Parent: Sawmills

 Extended NAICS 321113-04 companies 5companies

Lumber Sawing Portable (Manufacturing)

Parent: Sawmills

 Extended NAICS 321113-05 companies 1companies

Shingles & Shakes (Manufacturing)

Parent: Sawmills

 Extended NAICS 321113-06 companies 3companies

Railroad Ties (Manufacturing)

Parent: Sawmills

 Extended NAICS 321113-07 companies 6companies

Creosote (Manufacturing)

Parent: Wood Preservation

 Extended NAICS 321114-01 companies 1companies

Lumber-Treating (Manufacturing)

Parent: Wood Preservation

 Extended NAICS 321114-02 companies 72companies

Laminated Wood (Manufacturing)

Parent: Hardwood Veneer and Plywood Manufacturing

 Extended NAICS 321211-01 companies 6companies

Paneling (Manufacturing)

Parent: Hardwood Veneer and Plywood Manufacturing

 Extended NAICS 321211-02 companies 15companies

Plywood & Veneers (Manufacturing)

Parent: Hardwood Veneer and Plywood Manufacturing

 Extended NAICS 321211-03 companies 64companies

Softwood Veneer & Plywood (Manufacturing)

Parent: Softwood Veneer and Plywood Manufacturing

 Extended NAICS 321212-01 companies 9companies

Beams (Manufacturing)

Parent: Engineered Wood Member Manufacturing

 Extended NAICS 321215-01 companies 11companies

Structural Wood Members NEC (Manufacturing)

Parent: Engineered Wood Member Manufacturing

 Extended NAICS 321215-02 companies 49companies

Roof Structures (Manufacturing)

Parent: Engineered Wood Member Manufacturing

 Extended NAICS 321215-03 companies 8companies

Trusses (Manufacturing)

Parent: Engineered Wood Member Manufacturing

 Extended NAICS 321215-04 companies 138companies

Trusses-Construction (Manufacturing)

Parent: Engineered Wood Member Manufacturing

 Extended NAICS 321215-05 companies 12companies

Hardboard-Fabricators & Manufacturers

Parent: Reconstituted Wood Product Manufacturing

 Extended NAICS 321219-01 companies 1companies

Particle Boards (Manufacturing)

Parent: Reconstituted Wood Product Manufacturing

 Extended NAICS 321219-02 companies 2companies

Reconstituted Wood Products (Manufacturing)

Parent: Reconstituted Wood Product Manufacturing

 Extended NAICS 321219-03 companies 28companies

Wallboard & Plasterboard (Manufacturing)

Parent: Reconstituted Wood Product Manufacturing

 Extended NAICS 321219-04 companies —

Door Frames (Manufacturing)

Parent: Wood Window and Door Manufacturing

 Extended NAICS 321911-01 companies 33companies

Doors-Folding (Manufacturing)

Parent: Wood Window and Door Manufacturing

 Extended NAICS 321911-02 companies 6companies

Doors (Manufacturing)

Parent: Wood Window and Door Manufacturing

 Extended NAICS 321911-03 companies 133companies

Windows-Wood (Manufacturing)

Parent: Wood Window and Door Manufacturing

 Extended NAICS 321911-06 companies 8companies

Lumber (Manufacturing)

Parent: Cut Stock, Resawing Lumber, and Planing

 Extended NAICS 321912-01 companies 410companies

Staves & Stave Mills (Manufacturing)

Parent: Cut Stock, Resawing Lumber, and Planing

 Extended NAICS 321912-04 companies —

Wood Sawing (Manufacturing)

Parent: Cut Stock, Resawing Lumber, and Planing

 Extended NAICS 321912-05 companies 2companies

Building Materials (Manufacturing)

Parent: Other Millwork (including Flooring)

 Extended NAICS 321918-01 companies 256companies

Crossarms (Manufacturing)

Parent: Other Millwork (including Flooring)

 Extended NAICS 321918-02 companies 4companies

Floor Materials (Manufacturing)

Parent: Other Millwork (including Flooring)

 Extended NAICS 321918-03 companies 36companies

Hardwood Flooring (Manufacturing)

Parent: Other Millwork (including Flooring)

 Extended NAICS 321918-04 companies 442companies

Hardwood Dimension-Flooring Mills (Manufacturing)

Parent: Other Millwork (including Flooring)

 Extended NAICS 321918-05 companies 30companies

Millwork (Manufacturing)

Parent: Other Millwork (including Flooring)

 Extended NAICS 321918-06 companies 1,534companies

Stairs (Manufacturing)

Parent: Other Millwork (including Flooring)

 Extended NAICS 321918-07 companies 89companies

Trellises (Manufacturing)

Parent: Other Millwork (including Flooring)

 Extended NAICS 321918-08 companies 2companies

Barrels & Drums-Wooden (Manufacturing)

Parent: Wood Container and Pallet Manufacturing

 Extended NAICS 321920-01 companies 9companies

Boxes-Wire Bound (Manufacturing)

Parent: Wood Container and Pallet Manufacturing

 Extended NAICS 321920-02 companies 2companies

Boxes-Wooden (Manufacturing)

Parent: Wood Container and Pallet Manufacturing

 Extended NAICS 321920-03 companies 26companies

Cargo & Freight Containers (Manufacturing)

Parent: Wood Container and Pallet Manufacturing

 Extended NAICS 321920-04 companies 31companies

Packing Case (Manufacturing)

Parent: Wood Container and Pallet Manufacturing

 Extended NAICS 321920-06 companies 2companies

Nailed/Lock Cor Wood Boxes/Shook (Manufacturing)

Parent: Wood Container and Pallet Manufacturing

 Extended NAICS 321920-07 companies 16companies

Pallets & Skids (Manufacturing)

Parent: Wood Container and Pallet Manufacturing

 Extended NAICS 321920-08 companies 496companies

Shook (Manufacturing)

Parent: Wood Container and Pallet Manufacturing

 Extended NAICS 321920-09 companies 3companies

Tanks-Wooden (Manufacturing)

Parent: Wood Container and Pallet Manufacturing

 Extended NAICS 321920-11 companies 3companies

Tool Chests Kits/Bags Etc (Manufacturing)

Parent: Wood Container and Pallet Manufacturing

 Extended NAICS 321920-12 companies 3companies

Trays (Manufacturing)

Parent: Wood Container and Pallet Manufacturing

 Extended NAICS 321920-13 companies 3companies

Wood Containers NEC (Manufacturing)

Parent: Wood Container and Pallet Manufacturing

 Extended NAICS 321920-14 companies 102companies

Barrel (Manufacturing) Equipment Supplies (Manufacturing)

Parent: Wood Container and Pallet Manufacturing

 Extended NAICS 321920-15 companies 2companies

Baskets (Manufacturing)

Parent: Wood Container and Pallet Manufacturing

 Extended NAICS 321920-16 companies 10companies

Mobile Homes (Manufacturing)

Parent: Manufactured Home (Mobile Home) Manufacturing

 Extended NAICS 321991-02 companies 401companies

Buildings-Pre-Cut Prefab & Modlr (Manufacturing)

Parent: Prefabricated Wood Building Manufacturing

 Extended NAICS 321992-01 companies 947companies

Buildings-Wood (Manufacturing)

Parent: Prefabricated Wood Building Manufacturing

 Extended NAICS 321992-02 companies 11companies

Log Cabins Homes & Buildings (Manufacturing)

Parent: Prefabricated Wood Building Manufacturing

 Extended NAICS 321992-05 companies 481companies

Log Siding (Manufacturing)

Parent: Prefabricated Wood Building Manufacturing

 Extended NAICS 321992-06 companies 4companies

Applicators (Manufacturing)

Parent: All Other Miscellaneous Wood Product Manufacturing

 Extended NAICS 321999-01 companies 9companies

Bamboo Products (Manufacturing)

Parent: All Other Miscellaneous Wood Product Manufacturing

 Extended NAICS 321999-02 companies 6companies

Wood-TV Radio Phono/Sewing Cabnts (Manufacturing)

Parent: All Other Miscellaneous Wood Product Manufacturing

 Extended NAICS 321999-03 companies 5companies

Clothes Line Equipment & Supplies (Manufacturing)

Parent: All Other Miscellaneous Wood Product Manufacturing

 Extended NAICS 321999-06 companies 14companies

Cork & Cork Products (Manufacturing)

Parent: All Other Miscellaneous Wood Product Manufacturing

 Extended NAICS 321999-07 companies 7companies

Excelsior (Manufacturing)

Parent: All Other Miscellaneous Wood Product Manufacturing

 Extended NAICS 321999-08 companies —

Firewood (Manufacturing)

Parent: All Other Miscellaneous Wood Product Manufacturing

 Extended NAICS 321999-09 companies 10companies

Frames-Industrial (Manufacturing)

Parent: All Other Miscellaneous Wood Product Manufacturing

 Extended NAICS 321999-10 companies 17companies

Gunstock (Manufacturing)

Parent: All Other Miscellaneous Wood Product Manufacturing

 Extended NAICS 321999-13 companies 12companies

Handles (Manufacturing)

Parent: All Other Miscellaneous Wood Product Manufacturing

 Extended NAICS 321999-14 companies 4companies

Ladders (Manufacturing)

Parent: All Other Miscellaneous Wood Product Manufacturing

 Extended NAICS 321999-15 companies 14companies

Masts & Spars (Manufacturing)

Parent: All Other Miscellaneous Wood Product Manufacturing

 Extended NAICS 321999-16 companies 8companies

Pressed Wood Fuel (Manufacturing)

Parent: All Other Miscellaneous Wood Product Manufacturing

 Extended NAICS 321999-17 companies 6companies

Rollers-Wooden Metal Rubber Etc (Manufacturing)

Parent: All Other Miscellaneous Wood Product Manufacturing

 Extended NAICS 321999-20 companies 16companies

Shoe Lasts (Manufacturing)

Parent: All Other Miscellaneous Wood Product Manufacturing

 Extended NAICS 321999-22 companies 2companies

Spokes (Manufacturing)

Parent: All Other Miscellaneous Wood Product Manufacturing

 Extended NAICS 321999-24 companies 1companies

Stair Equipment (Manufacturing)

Parent: All Other Miscellaneous Wood Product Manufacturing

 Extended NAICS 321999-25 companies 3companies

Swimming Pool Enclosures (Manufacturing)

Parent: All Other Miscellaneous Wood Product Manufacturing

 Extended NAICS 321999-26 companies 3companies

Washboards (Manufacturing)

Parent: All Other Miscellaneous Wood Product Manufacturing

 Extended NAICS 321999-27 companies 3companies

Wood Products NEC (Manufacturing)

Parent: All Other Miscellaneous Wood Product Manufacturing

 Extended NAICS 321999-28 companies 271companies

Wood Products (Manufacturing)

Parent: All Other Miscellaneous Wood Product Manufacturing

 Extended NAICS 321999-29 companies 172companies

Wood-Floor (Manufacturing)

Parent: All Other Miscellaneous Wood Product Manufacturing

 Extended NAICS 321999-30 companies 52companies

Wood-Turning (Manufacturing)

Parent: All Other Miscellaneous Wood Product Manufacturing

 Extended NAICS 321999-31 companies 44companies

Other classifications

Search "sic:321" in SIC 6-Digit codes →

Sources & methodology

NAICS definitions: U.S. Census Bureau, 2022

SIC definitions: OSHA SIC Manual

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