Fantastic Fiction (www.fantasticfiction.co.uk/) :
Searchable by author or title, this comprehensive fiction website covers over 30,000 authors and over 350,000 titles, covering all genres. On each author page, you will find the author's books in chronological order and all of the author's books in series. One note, however, this is a UK website, and occasionally a book or series will have a different name for British publication than for U.S. publication.
Stop, You're Killing Me! (www.stopyourekillingme.com/ ) :
For lovers of mystery, crime, thriller, spy, and suspense books, this resource lists over 3,600 authors, with chronological lists of their books, both series (over 41,000+) and non-series. This site can be searched by author, character, or special listed indexes.