List of Active Science Fiction Clubs by Age
| Founding | Name | Location | Website |
| 1934 | The Los Angeles Science Fantasy Society | California, USA | http://lasfs.org/ |
| 1935 | Philadelphia Science Fiction Society | Pennsylvania, USA | http://psfs.org/ |
| 1941 | National Fantasy Fan Federation | International | http://n3f.org |
| 1947 | MIT Science Fiction Society | University | http://www.mit.edu/~mitsfs/ |
| 1952 | Melbourne SF Club | Victoria, Australia | http://msfc.sf.org.au |
| 1957 | Lunarians | New York, New York | http://facebook.com/Lunarians |
| 1967 | New England Science Fiction Association | Massachusetts, USA | http://www.nesfa.org |
| 1977 | Ottawa Science Fiction Society | Ottawa, Canada |