- Alder Hill - An online interactive medieval town situated in a fantasy world. The world is developed further by a global member community.
- Asynjur's Forum for Friends - Multi-genre forum covering topics such as myths and folklore, art, stories and poems and entertainment.
- Battle for Middle Earth - Role-playing forum based on the Lord of the Rings saga.
- Chicago Science Fiction & Fantasy Discussion list - The subscription information of a mailing list for denizens of the Chicago area to discuss issues relating to science fiction, fantasy, and horror.
- Chronicles Network - Portal to forums focusing on science fiction and fantasy interests in all media. History, science and nature, world affairs and humour.
- Cool SciFi - Offers forums, a media gallery, an arcade, and a smilie creator.
- EZboard: MaRS - Forums for Star Trek, Star Wars, Dune and general science fiction.
- EZboard: The Sci-Fi Alliance - Message board with topics including Babylon 5, Star Wars, Farscape, Star Trek, Buffy, Xena and Enterprise.
- FutureNoir - Movies, books, television, and anime discussion.
- Gonads and Strife - A forum for fantasy related books and female heroins.
- Groucho's Sanctuary - Message boards covering a variety of topics on the genres.
- MARSnext - Chat community in a Martian setting. [fee registration required]
- Middle Earth and Hogwarts Central - Discussion forums for Lord of the Rings and Harry Potter fans.
- MSN Groups: Links For Science Fiction, Fantasy, Horror - Link collections, book discussions, forum and chat.
- Mythic Folk Treeboards - Community treeboards for fans of speculative and mythopoeic genres, aimed at discussing mythic,cultural, or spiritual contexts in science fiction, fantasy, and popular culture.
- Outpost10f: D'Deridex - Star Trek Romulan themed role-playing chat.
- Outpost10f: Rotarran - Star Trek Klingon themed role-playing chat.
- Outpost10f: Ten Forward - Star Trek role-playing chat.
- Reaper's Cafe - Discussions on fantasy books and movies.
- Sci Fi Chat - Forum covering the genre with optional registration and member profiles.
- Sci Scape - Topics include popular television series, movies, books, conventions, and games.
- SciFi.com Chat - Upcoming events, connection help, transcripts and FAQs for this IRC and java chat server.
- SciFi-Fusion - A message board community that discuss television, movies and books related to the genres.
- Scifispace.com: Forums - Discussion on genre and horror topics, including television and movies.
- SF Fandom - Moderated discussion forums for fans of science fiction, fantasy, history, and mythology. Forums cover books, movies, television shows, and actors.
- Take Your Pick - Message boards on Lord of the Rings, Harry Potter, Buffy the Vampire Slayer, X-men, Anime/Manga and general science fiction.
- Talk about Science Fiction - Sci-fi discussion forums. Chat about your favorite television shows, books, movies, characters or collectibles.
- Tangent21 - Discussions covering the genres and cult TV.
- Temporal Reality - Discussion on television and movie titles based on the genres.
- The Jedi Girl Internet Community - Message board, articles, and features for female fans of the genres.
- The Portal: Science Fiction and Fantasy Community - Community with a variety of forums from Star Wars to Wheel of Time.
- The Website at the End of the Universe - Community and weblog covering the genres with news and links.
- The World of Tribius - Role playing forum.
- Unified SciFi Forums - Forum discussions and role-playing covering the genres and horror topics.
- What is Real - Discuss topics from the paranormal to technology and movies.
