Dragon Page Reviews - Reviews of genre books from a SFF radio talk show. - http://www.dragonpage.com/category/reviews/
Science Fiction - Reviews on Science Fiction written by consumers at Epinions.com. - http://www.epinions.com/Books--reviews--media_science_fiction_fantasy
The Science Fiction Review - This site will review books written by various Sci-Fi writers. A major focus of the website is Isaac Asimov's Robot & Foundation Universe. - http://www.scifi-review.net/
The Storyteller's Archive - Book review site dedicated to science fiction and fantasy novels. - http://members.cox.net/storytellersarchivist/
Alternative Worlds - Harriet Klausner's reviews of science fiction and fantasy books. - http://www.alternative-worlds.com/
Dark Crossings - Josh Lehto's reviews of SF and fantasy literature. - http://bluejay.mind.net/darkcrossings
Vulcan Ears Book Reviews - Book review site focusing on science fiction, with some fantasy (and the odd computer science book too). - http://books.vulcanears.com/
Peacemaker - Reviews of near future SF novels. - http://www.danronco.com/
Bookwarp - Includes reviews, subject lists, top tens and awards. - http://www.bookwarp.com
Voidhawk Book Reviews - Reviews of science fiction and fantasy books, grouped by author. - http://www.wjmarnoch.pwp.blueyonder.co.uk/books.html
IBDOF - Mainly SFF works from The Internet Book Database of Fiction. - http://www.ibdof.com/
Science Fiction and Fantasy Audio - Reviews of and commentary on Science Fiction and Fantasy Audiobooks and Audio Drama. - http://www.sffaudio.com/
Great Science-Fiction & Fantasy Works - Lists and discusses fantasy and SF authors and their works on the basis of literary merit, not genre standards. - http://www.greatsfandf.com/
SFReader.com - Online community for fans of science fiction, fantasy, and horror novels. - http://www.sfreader.com
DiverseBooks - News and reviews website incorporating a paper based fanzine giving daily updates on Science Fiction, Fantasy, Humour, and Computing books. - http://news.diversebooks.com/
Steven Silver's Book Reviews - This site contains a number of lengthy reviews of SF works. - http://www.sfsite.com/~silverag/reviews.html
The StuPage Book Reviews - The first part of the review is my personal feelings about the book. Following that is the summary from the inside cover. - http://webhome.idirect.com/~squish/review.htm
SF Reviews - "Biased and superficial" reviews of old and new science fiction books. - http://www.sfreviews.com
Rambles - A fast-growing cultural arts magazine, reviews science fiction novels. - http://www.rambles.net/fiction_sf.html
Danny Yee's Science Fiction Reviews - Reviews of thirty odd works of science fiction, a slightly odd selection. - http://dannyreviews.com/s/science_fiction.html
Betty's Book Reviews - Short book reviews; mostly science fiction and fantasy, but also other fiction, non-fiction and humor. - http://www.sdc.org/~ragan/books.html
In Other Worlds - Science Fiction, Fantasy and Mystery reviews, with synopses, indices, ratings and search tools. Updated weekly. - http://home.sprynet.com/~dbrukman/books-by-author.html
Martin's Si Fi - Sci-fi and Fantasy book reviews (Star Trek, Battletech, Shadowrun, Star Wars) and guides to these sci-fi universes. Partly bilingual, partly English or German only. - http://www.martinsscifi.net
SFBook.com - News and reviews about both new and classic science fiction books. Visitors can add authors, books, comment and their own reviews. - http://sfbook.com
SFBookcase.com - Information about new and old science fiction and fantasy novels. Users can recommend authors and rate books. - http://www.sfbookcase.com