Northwest Science Fiction Society (NWSFS)  
   A club interested in the needs of those fen or fandom that enjoy going to conventions, to socials and other enjoyable events.
   http://www.nwsfs.org/

Baltimore Science Fiction Society  
   Organization that promotes the discussion of and production of Science Fiction and Fantasy literature and hosts a convention known as Balticon.
   http://www.bsfs.org

SF Canada  
   Home Page for SF Canada, Canada's national, bilingual organization of SF, Fantasy and Horror writers
   http://www.sfcanada.ca/

Ardeon  
   A community of fantasy artists, writers and poets, featuring exercises and projects, reference library, member pages and discussion groups.
   http://www.ardeon.org/

Sci Writers  
   Information about a free international writing club for fan fiction, science fiction, and fantasy.
   http://www.angelfire.com/scifi/sciwriters/

World Science Fiction Society  
   Science fiction, fantasy and horror writing conventions.
   http://worldcon.org/

Minnesota Science Fiction Society  
   Non-profit organization dedicated to furthering the appreciation of science fiction and fantasy literature. Social meetings, publications, fan conventions, electronic mailing list.
   http://www.mnstf.org/

Science Fiction and Fantasy Hall of Fame  
   Official site with list of annual inductees. Conference and writers workshop.
   http://www.kcsciencefiction.org/HoF.htm

Kansas City Science Fiction and Fantasy Society  
   Home of the Society, ConQuesT science fiction convention, and the Science Fiction and Fantasy Hall of Fame.
   http://kcsciencefiction.org

Writer's Resources  
   A collection a few essays and projects about writing science fiction.
   http://www.cthreepo.com

Science Fiction and Fantasy RoundTable  
   Online community for readers and writers of science fiction, fantasy, and horror.
   http://www.sfrt.com/

NZSFW  
   For the promotion of science fiction and fantasy writing in New Zealand.
   http://nzsfw.sf.org.nz/