Fantastika 2001: 2001 national convention in Stockholm. Many pages in English.
Fantastika 2003: Held in Stockholm. General information on the programming, guests of honor, and "practicalities".
Imagicon - Swecon 2006: The national convention 2006 will be held in Stockholm. Author guests of honor are Joe Haldeman and Geoff Ryman.
Sigma Terra Corps: Science fiction club in Nacka/Saltsjöbaden, a suburb of Stockholm. Includes an art gallery, filk songs, and an image gallery.
Swecon 2003: National convention, held in Uppsala, 15-17 August 2003. General description and parts of the program in English.
The Alvar Appeltofft Memorial Foundation: Runs fandom award "for extensive and important idealistic work of lasting worth to Swedish science fiction fandom". One page in English.
Upsala Science fiction-sällskap: Science Fiction club located in Upsala. Monthly meetings, annual convention, E-mailing list. [Mostly in Swedish]