North American Industry Classification System (NAICS) 2002
- 51 - Information and Cultural Industries
- 519 - Other Information Services
- 5191 - Other Information Services
- 51911 - News Syndicates
- 519110 - News Syndicates
- 51912 - Libraries and Archives
- 519121 - LibrariesCAN
- 519122 - ArchivesCAN
- 51919 - All Other Information Services
- 519190 - All Other Information Services
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