What is NAICS code 5181?

NAICS 5181 is the industry group "Internet Service Providers and Web Search Portals" in the North American Industry Classification System, part of the Information sector (51). It was retired in the 2007 revision.

NAICS Code 5181: Internet Service Providers and Web Search Portals

NAICS code 5181 is the industry group for internet service providers and web search portals in the Information sector. It contains 2 6-digit industry codes, listed below.

This code was retired in the 2007 NAICS revision. Use a current code from the same group for new registrations.

NAICS codes in 5181 Internet Service Providers and Web Search Portals

NAICS codes in 5181
Code	Title	Federal contracts (3 years)
518111	Internet Service Providers (retired)	n/a
518112	Web Search Portals (retired)	n/a

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 5181?: NAICS 5181 is the industry group "Internet Service Providers and Web Search Portals" in the North American Industry Classification System, part of the Information sector (51). It was retired in the 2007 revision.