NAICS 311111 converts to 1 SIC code

1 related SIC code Crosswalk based on U.S. Census Bureau concordances, updated through NAICS 2022, the current edition How we map codes

Compare definitions to choose the right code, or + Add a SIC code to build a list of companies in that industry, with free counts, pricing, and a sample.

NAICS industry

One NAICS code can correspond to several SIC codes. Choose the one that matches the business's primary activity.

About this crosswalk

How it's built
Based on U.S. Census Bureau concordances linking NAICS to the 1987 SIC, maintained through NAICS 2022.
How to use it
NAICS and SIC group activities differently, so one NAICS code can correspond to several SIC codes. Compare the definitions and choose the code that matches the primary activity.