Newsreaders.info Comprehensive list of all newsreader applications available to connect to Usenet newsgroups. Lists their download locations, operating system compatability and status (free/paid).

Newsranger.com Basic ranking of several Usenet newsgroup providers. Some descriptions of reseller programs as well.

Free-Newsserver.com Also known as public nntp, open nntp, public usenet, free nttp, free news servers. Website listing daily links to open newsservers available on the Internet. Free service.