NAICS 519290
Web Search Portals and All Other Information Services
This industry comprises establishments primarily engaged in operating Web sites that use a search engine to generate and maintain extensive databases of Internet addresses and content in an easily searchable format (and known as Web search portals) or providing other information services not elsewhere classified.
Inside Web Search Portals and All Other Information Services
Nothing is classified below Web Search Portals and All Other Information Services. Its organizations are in the registry; its schema is one link above.