This is a partial list of newsgroups that are significant for their popularity or their position in Usenet history.

The Big-8 hierarchies

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These are the most widely distributed and carefully controlled newsgroup hierarchies. See Big 8 (Usenet) and the Great Renaming for more information.

comp

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Computer-related topics.

news

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Matters related to the functioning of Usenet itself.

Recreation and entertainment topics.

Science-related topics.

talk

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Discussion of various topics, especially controversial ones. Includes political topics as well.

The alt hierarchy

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This is the most extensive newsgroup hierarchy outside of the Big 8. Examples include:

References

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