What is NAICS code 2371?

NAICS 2371 is the industry group "Utility System Construction" in the North American Industry Classification System, part of the Construction sector (23).

NAICS Code 2371: Utility System Construction

NAICS code 2371 is the industry group for utility system construction in the Construction sector. It contains 3 6-digit industry codes, listed below.

NAICS codes in 2371 Utility System Construction

NAICS codes in 2371
Code	Title	Federal contracts (3 years)
237110	Water and Sewer Line and Related Structures Construction	$3.7B
237120	Oil and Gas Pipeline and Related Structures Construction	$1.7B
237130	Power and Communication Line and Related Structures Construction	$2.5B

How to choose the right NAICS code

Pick the 6-digit code that best describes what you sell. List it as your primary code in SAM.gov, and add other codes for related work. Agencies choose one NAICS code for each contract, so check the codes on past awards for the kind of work you do. Search all codes in the NAICS code lookup.

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Frequently asked questions

What is NAICS code 2371?: NAICS 2371 is the industry group "Utility System Construction" in the North American Industry Classification System, part of the Construction sector (23).