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Official North American industry classification system for business reporting and analysis.

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What Is a NAICS 8-Digit Code?
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NAICS 8-Digit Codes for "naics:31121"

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

Corn Mills (Manufacturing)

Parent: Flour Milling

 Extended NAICS 311211-01 companies 14companies

Flour Mills (Manufacturing)

Parent: Flour Milling

 Extended NAICS 311211-02 companies 58companies

Flour-Prepared (Manufacturing)

Parent: Flour Milling

 Extended NAICS 311211-03 companies 4companies

Food Products-Reconditioning (Manufacturing)

Parent: Flour Milling

 Extended NAICS 311211-04 companies 3companies

Gristmills (Manufacturing)

Parent: Flour Milling

 Extended NAICS 311211-05 companies 3companies

Milling (Manufacturing)

Parent: Flour Milling

 Extended NAICS 311211-06 companies 145companies

Rice Mills (Manufacturing)

Parent: Rice Milling

 Extended NAICS 311212-01 companies 29companies

Malt (Manufacturing)

Parent: Malt Manufacturing

 Extended NAICS 311213-01 companies 13companies

Other classifications

Search "naics:31121" in SIC 6-Digit codes →

Sources & methodology

NAICS definitions: U.S. Census Bureau, 2022

SIC definitions: OSHA SIC Manual

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